Zenith-Archive.digest.vol-cw

May 01, 2002 - May 31, 2002



      Two up is not legal here in Oz, too, but if I go out there and kill myself
      because I can't handle a taildragger Zodiac I wouldn't do our cause a great
      service, would I? Australia being what it is it would be on the national
      news, and Ultralights an other step closer to be obliterated by CASA.
      
      Nor do I have the possibility to go out and train in a taildragger 601, mine
      is the only one on this continent. Plus I am a low time pilot, and yes, I
      would have wiped out my undercarriage straight away, as the difference
      between a 152 and a 601 are quite drastic (as in PITCH!!).
      
      Lets be grown up about this, nobody takes happless passengers or kids up for
      a first flight, and both pilots know what they are in for. Little white lies
      and save the rules and regulations for the occasions where they make sense
      and we really need them.
      
      Congrats again, Bob, and many happy landings!
      
      Chris Weber
      
      601 TD 912, 18 hours and counting
      
      
      
________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: BRS or similar chute in a 601
Date: May 01, 2002
Todd, http://www.airplaneparachutes.com/ This is the web site for the BRS chute. They have a layout for the 601 which puts the chute in the baggage area behind the seats. There is a plastic sheet that replaces the metal above this section. The bridles come out of the a/c and down the fuselage sides to connections in the front of the a/c. This is the tricky part. You have to make fiberglass coverings for these yourself. I chose not to do the BRS as I feel the weight and cost outweigh the likelyhood of a structural failure in the 601....keep in mind this was a personal decision and not a suggestion to anyone else. Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "Fred or Sandy Hulen" <hulens61(at)birch.net>
Subject: Re: Washers
Date: May 01, 2002
Speaking of the subject line, "washers". Can any of you please tell me a source where I can get some REALLY thin washers made of Teflon, Delran, Nylon, or something like that? I'd like to use them under the heads of #6 and #8 screws that secure wing cover strips, inspection panels, and what ever else is held in place by screws that are tightened down on to painted surfaces. And.... if they can be bought in colors, that would be even better! Fred Snailworks North Lackspeed Division ________________________________________________________________________________
Date: May 01, 2002
Subject: 601 Center console
From: Michael R Fortunato <wizard-24(at)juno.com>
Anyone out there have any plans for a center console they would be willing to send me? Or do I need to custom design it depending on what I'll be using it for? (I'm thinking the intercom and whatever else would make sense to locate there). I'm certainly open to suggestions. I remember seeing a nice one on the gentleman who is building an HDS in Fallbrook, but I lost contact with him. And Jeff -- yours looks great too! Any help would be appreciated. Thanks. Mike Fortunato 601XL ________________________________________________________________________________
From: "Gary K" <flyink(at)efortress.com>
Subject: Re: Engine Mount
Date: May 01, 2002
> << I'm getting to put the engine on for good and I can't anything that documents > how tight to make the long bolts that go through engine mount, the penny > washers and the rubber vibration absorbers. Does anyone have any advice how > far to tighten these down? I took a quick look thru AC43.13 and I was surprised not to see anything. The Bingelis books show 40 in-lbs for the Lycoming style mounts that Stratus uses. Maybe bring one by an A&P and verify? Gary K. ________________________________________________________________________________
Date: May 01, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Re: 601 Center console
Hi Mike, Here is some information about my center console. While it does not include the radios or intercom, I chose that location for the engine and electrical system control switches (master, fuel pumps, ignitions, etc), parking brake valve, heater valve, intersom/speaker selector, fuel gauges, 12V outlets, etc. I also positioned my fuel valves on that console. See below: http://mthobby.pcperfect.com/ch601/images/Dcp01405.jpg http://mthobby.pcperfect.com/ch601/images/inst_panel_final.JPG http://mthobby.pcperfect.com/ch601/chfuel2.htm Michel --- Michael R Fortunato wrote: > Fortunato > > > Anyone out there have any plans for a center console > they would be > willing to send me? Or do I need to custom design it > depending on what > I'll be using it for? (I'm thinking the intercom and > whatever else would > make sense to locate there). I'm certainly open to > suggestions. > > I remember seeing a nice one on the gentleman who is > building an HDS in > Fallbrook, but I lost contact with him. And Jeff -- > yours looks great > too! Any help would be appreciated. Thanks. > > Mike Fortunato > 601XL > > > > Contributions of > any other form > > latest messages. > other List members. > > http://www.matronics.com/subscription > http://www.matronics.com/photoshare > http://www.matronics.com/search > http://www.matronics.com/archives > http://www.matronics.com/emaillists > > > > > ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://health.yahoo.com ________________________________________________________________________________
Date: May 01, 2002
From: Ken Lyons <kxl3(at)worldnet.att.net>
Subject: Re: Washers
I was thinking about your wanting to use teflon or delrin washers under screws, and wondered whether they might tend to make the screws come loose in a high vibration environment (such as on an airplane). It seems that such washers would have the opposite effect that a lock washer has. Is there someone on the list with more mechanical expertise who would like to address this? Of course, if the screws were secured to nylon insert or similar locking nuts, there should be no problem. Right? Ken Lyons 701 ________________________________________________________________________________
Date: May 02, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Re: Washers
I used nylon washers under all of the screws that secure my instruments to the panel (to prevent the screws from scratching the paint). So far none have come lose in 128.9 hours of flying. Purchased the nylon washers at Home depot. Regards, Bill (N812BM - HDS - Tri - Stratus - Vermont - 128.9 flight hrs. - 200 landings) web site -> http://homepages.together.net/~billvt/ >I was thinking about your wanting to use teflon or delrin washers under >screws, and wondered whether they might tend to make the screws come >loose in a high vibration environment (such as on an airplane). It seems >that such washers would have the opposite effect that a lock washer has. >Is there someone on the list with more mechanical expertise who would >like to address this? Of course, if the screws were secured to nylon >insert or similar locking nuts, there should be no problem. Right? ________________________________________________________________________________
From: "James Brigman" <jbrigman(at)nc.rr.com>
Subject: Nylon Washers
Date: May 02, 2002
Fred; I feel your pain, man. After paying good money to paint an aircraft, you don't want fasteners goobering up the surfaces. If you have an "Ace Hardware" anywhere near you, they carry nylon washers and a fairly wide selection of nylon thingies (that's a technical term) of different shapes. I've bought several items there to provide little bearing surfaces during miscellaneous fits of "bearing arrogance", to which I fall victim to every once in awhile. (I've seen some of this stuff at Home Depot or Lowes too, but much less of a selection.) JKB > source where I can get some REALLY thin washers made of Teflon, Delran, > Nylon, or something like that? ________________________________________________________________________________
From: RLucka(at)aol.com
Date: May 02, 2002
Subject: Re: Engine Mount
In a message dated 4/30/02 11:59:22 PM Pacific Daylight Time, zenith-list-digest(at)matronics.com writes: << On my Stratus, I was advised to use steel tubing to run the bolts through . That way you can tighten down on the proper length of tube without crus hing the rubber. Stratus furnished a vinyl tubing for that which has no r igidity...how has that worked out for those of you who have used it? Don Walker >> The vinyl tubing, as supplied by Zenith in the FWF kit, does not fit inside the rubber mounts. Besides, the vinyl tubing I received were not of equal length. After tightening the bolts and castellated nuts just so, using cotter pins will hold the bolt and nuts together. Dick ________________________________________________________________________________
From: "Garrou, Douglas" <dgarrou(at)hunton.com>
Subject: My crazy Lindbergh adventure
Date: May 02, 2002
On May 20 I'll be one of seven pilots attempting to re-create Lindbergh's flight (all 33.5 hours of it) on specially modified simulators set up by the EAA in Oshkosh, Wisconsin, USA. I'm using the opportunity as a charitable fund raiser, and I'm seeking pledges based on how many hours I manage to keep the thing dirty side down. I'm flying to Paris on behalf of the National Alliance for Autism Research (NAAR) and the Richmond-based Faison School for Autism, and pledged donations will ultimately be split 50/50 unless donors request otherwise. If anyone is interested making a tax-deductible pledge in support of this crazed project, even a teeny-tiny one, please contact me off list at dgarrou(at)hunton.com. T Sorry for this off-topic post, but I couldn't resist hitting up like-minded spirits. Doug Garrou, 801 builder p.s. Too bad I can't log this flight. ________________________________________________________________________________
From: "tongaloa" <tongaloa(at)alltel.net>
Subject: Tiedown points on 701
Date: May 02, 2002
I'm getting closer to ordering plans. Wonder if 701 has tiedown points as part of plan and where they are. Would also like to hear from anyone who has built in taildragger format and flown re: rudder authority at slow (taxi/takeoff) speeds. Thanks, -bob ________________________________________________________________________________
From: "LEO CORBALIS" <l.corbalis(at)worldnet.att.net>
Subject: Instrument Panel
Date: May 02, 2002
This is my recommendation for your instrument panel. 1. get a shrinker/strecher tool 2. strech an L to go in the back of the curved top side of the panel to form a "U" channel when you cut out the front. Add an L to the bottom edge too. All cleco'ed. 3. Trim and install the tank support brackets. Add an L to the panel side and tie it into the top and bottom L's 4. Mark and cut out all the empty space in the middle and both sides of the panel. 5. Make 3 blank panels from .063 aluminum to cover the holes. Drill screw holes, 8-32, for 8 screws on the top and bottom of the main panel, 3 for the side panels. 6. Install nutpaltes in the "U" channels for the screws. NOTE all rivets must be set flush. 7. Now install the panel and top skin permenantly. 8. get a pair of nylon fuel line quick disconnects for the fuel sight gage. I've had my panel out many times because it's easy and everything gets fixed right and the disconnects work fine. They are hard to push together, just get it right. ( beats the heck out of dissambling the gage from the panel every time) 9. Now cut out your instrument holes. A fly cutter works if you have good medical coverage and a really slow drillpress. Check the clearances near the corners of the main panel. 10. I wish I had made the side panels removable!!! Hope this helps someone Leo J. Corbalis archive ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 02, 2002
Subject: Trimming forward skins
Hi List, I have to trim the forward front and top skins. Can anyone advise how much of the side skins and the top forward skins remains forward of the firewall. I am going to hang the engine for good this weekend and I think it will be easier to trim those without the engine in the way. Still doable, but easier..... Thanks, Steve ________________________________________________________________________________
From: "Bill Steer" <bsteer(at)gwi.net>
Subject: Re: Trimming forward skins
Date: May 02, 2002
Is your plane a 601, Steve? If so, my plans show 70mm in front of the firewall for the top and side skins. Bill [snip] > I have to trim the forward front and top skins. Can anyone advise how much > of the side skins and the top forward skins remains forward of the firewall. > I am going to hang the engine for good this weekend and I think it will be > easier to trim those without the engine in the way. Still doable, but > easier..... > > Thanks, > > Steve ________________________________________________________________________________
Subject: Mar-Hyde #5111 Primer
From: charles.long(at)gm.com
Date: May 02, 2002
05/02/2002 03:51:04 PM I had difficulty finding this primer Mar-Hyde #5111 primer locally also. Ended up finding a source in Louisville, KY. Unfortunately they had a min order size of $50, so I bought 7 cans. I don't expect I'll need more than 2 for my 601 project, so would like to sell the rest to other builders that are interested. My cost ended up at about $10 per can including shipping. Send me an E-mail if interested. ________________________________________________________________________________
From: "michael brook" <walruss(at)optushome.com.au>
Subject: Re: Tiedown points on 701
Date: May 03, 2002
there is a tie down point at the end of the fuse. One thing you can do is to put tiedown points on the main wing strut bolts on the underside. This isn't in the plans but it is very easy to do.. mike ----- Original Message ----- From: tongaloa <tongaloa(at)alltel.net> Subject: Zenith-List: Tiedown points on 701 > > I'm getting closer to ordering plans. > Wonder if 701 has tiedown points as part of > plan and where they are. > Would also like to hear from anyone who > has built in taildragger format and flown re: rudder authority > at slow (taxi/takeoff) speeds. > Thanks, > -bob > > ________________________________________________________________________________
Date: May 02, 2002
From: Jerry Jensen <jensenm(at)gtcinternet.com>
Subject: Re: Trimming forward skins
Steve, I recommend that you don't trim until you have fitted the cowling. Then leave about 1.5 inches for attaching nut plates or Dzus fittings. Jerry Jensen 601HDS Jab 3300 STEFREE(at)aol.com wrote: > > Hi List, > > I have to trim the forward front and top skins. Can anyone advise how much ________________________________________________________________________________
From: "Jim Frisby" <marslander(at)hotmail.com>
Subject: Re: Tiedown points on 701
Date: May 02, 2002
I have been using a NAPA/martin Senour self etching primer for steel and aluminum, it's about $6.5 a can gray in color, seems to work fine. I wonder if it's same as the marhyde self etching primer? Jim Frisby N801ZA >From: "michael brook" <walruss(at)optushome.com.au> >Reply-To: zenith-list(at)matronics.com >To: >Subject: Re: Zenith-List: Tiedown points on 701 >Date: Fri, 3 May 2002 06:54:19 +1000 > > > >there is a tie down point at the end of the fuse. One thing you can do is >to >put tiedown points on the main wing strut bolts on the underside. This >isn't >in the plans but it is very easy to do.. > >mike >----- Original Message ----- >From: tongaloa <tongaloa(at)alltel.net> >To: >Subject: Zenith-List: Tiedown points on 701 > > > > > > I'm getting closer to ordering plans. > > Wonder if 701 has tiedown points as part of > > plan and where they are. > > Would also like to hear from anyone who > > has built in taildragger format and flown re: rudder authority > > at slow (taxi/takeoff) speeds. > > Thanks, > > -bob > > > > > > ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 02, 2002
Subject: Re: Trimming forward skins
In a message dated 05/02/2002 2:45:15 PM US Mountain Standard Time, jensenm(at)gtcinternet.com writes: > Steve, I recommend that you don't trim until you have fitted the cowling. Hi, I appreciate this comment, as I was wondering about that, but, how do I fit the cowling, or know where the cowling will ultimately go if I have all of that skin hanging out there kind of in the way? Thanks, Steve ________________________________________________________________________________
From: "Bill Richter" <wrichter(at)aristotle.net>
Subject: HDS Wings
Date: May 02, 2002
Hi, I'm Bill and I am in the process of building the Zodiac 601 HDS. I attended the factory workshop in Mexico MO and have completed the tail assembly for the HDS. Now I'm working on the Wings and I thought why not send an e-mail to inquire from those of you that have "been there" "done that" if there is anything that you might suggest to me that would make the assembly go even more smoothly. As a point of information: I am going with the leading edge fuel tanks, landing light in left wing, Nav/Strobe system, pitot tube port in left wing. So any information or tips that you have would be appreciated. One question I have is; Do you think that I should put an inspection plate in the bottom of the leading edge between # 6 & # 7A nose ribs in order to have access to the fuel tank sending unit, etc.? I am working on one wing at a time (space availability). I have started on the right wing. Have the upper skin tacked and the lower skin has been drilled and clecoed. That's where I'm at presently. Thanks in advance for your constructive comments. N264AP ________________________________________________________________________________
From: "The Meiste's" <meiste(at)essex1.com>
Subject: Aileron question
Date: May 02, 2002
I have a question for the 601 HD builders/flyers out there. I recently installed my wings, & now I'm trying to correctly install my ailerons. I've done this as per the instructions in the manual, but I find the outboard end of the ailerons and the HD wing tip do not align with each other. Both my wing tips are approx 10 mm lower than the ends of the ailerons at the trailing edge. Is this normal? It just seems they should be in a straight line at the tips trailing edge. Thanks for any replies. Kelly Meiste 601 HD ________________________________________________________________________________
From: "Ed" <orion(at)silcom.com>
Subject: Insurance...again!
Date: May 02, 2002
Hi James, Just to bring you up to date...after the email I sent last night...had a reply back this morning...always seems to be confusing to me...but they said the 15 hrs could be in the insured airplane (make and model)...can be part of the 'fly off' period. This confused me again as I thought how can my plane be insured while Doug gets the 15hrs required to get insurance...so back I went with the question. it finally transpires that the 15 hrs is the min the insurance company will accept for Doug BEFORE carrying passengers...or training etc...another body in the cockpit. Which threw me again as the DAR /FAA require 25/40 hrs for the same thing. It's a whole different world in the insurance business....no wonder I got confused. So the upshot is...Doug and I talked about it...he is willing to burn off the 15 hrs...(we may sneak up to Santa Ynez for a few afternoons and log the time!! as the hourmeter doesn't work) Just thinking about that...is a hobbs necessary for vfr flight? Might have to check on that one. Also talked to AOPA insurance and they are getting a couple of quotes for me...see what they come up with in the mean time...so it looks like the fog is lifting a bit at last. So...what's happening at work...any news? What are your plans for the weekend?...start on deburring and priming?...be good to have that all ready to rivet up by Monday (the back end that is). Then the center wing...man you have made some progress in the last few months...seems like you're really steaming along...it's great to see. The center wing is a bit like the tail...totally absorbing....you'll really enjoy that part too. Guess that's what it's all about really...enjoyment and learning. Didn't even touch my plane today...a check to do on the F27...and then spent the whole day with an avionics guy trying to find out why the ELT remote switch wouldn't work...finally traced it to a bad connection...some dude had used automotive crimps and hadn't crimped them properly...what a pain to find it...but finally successful and crimp replaced...all working fine again...this was at 3.30pm Had thoughts about tomorrow untill the FAA called and said they would be in at 0900 tomorrow to check on spare parts etc...jeez...leave me alone guys...just want to work on my own plane for a day or two.. Guess I can't complain really though. Catch you later...hope the weather is conducive to shed work over there.. Ed ________________________________________________________________________________
From: "James Brigman" <jbrigman(at)nc.rr.com>
Subject: Lower Rear HT Frames Too Wide...
Date: May 02, 2002
Hey guys; I'm building my 601HDS lower rear fuse. I'm trying to put on the rear HT frames, and I've encountered a problem that was briefly mentioned on the list about a year ago, but I couldn't find the answer to the question. The side flanges (which hold on the lower rear side skins) of the HT frames are too wide, and want to "push out" the longerons. I tried bending the flanges of the front HT frame inward a little bit, but had no success on this: it's .032 material, kinda thick and doesn't lend itself well to this. I'm thinking about cutting OFF about an inch from the bottom end of the side flanges on the HT frames, so they will clear the longerons. If I do this, the remaining part of the flanges will mate perfectly with the longerons, but I'm worried if this will decrease the strength of that area if I do so. The blueprints lead me to believe that the vertical flanges of the rear HT frames should be intact all the way down to the bend of the longerons. However, those flanges are PERFECTLY in line with the longeron flanges, IF you can get the HT frame trimmed at the bottom so it will "drop in". Can anyone tell me if you ran into this problem and what you ultimately did with your lower rear fuselage HT frames? I'm just about ready to do some trimming of the HT frame side-flanges at the bottom, but fearful of the potential for weakening the area. (maybe I'll cut the flange, but then come behind it with a doubler?) Experienced opinions welcome... JKB ________________________________________________________________________________
From: "Wayne Beattie" <wyne.beattie(at)snet.net>
Subject: Insurance
Date: May 02, 2002
Avemco - $2375 AIG - $1137 Same coverage. Enough said. Wayne N601WB ________________________________________________________________________________
From: "Larry C. McFarland" <larrymc(at)qconline.com>
Subject: Re: HDS Wings
Date: May 02, 2002
Bill, I've recently gone thru doing wings, leading edge tanks etc, and tho I'm a scratch builder, the inspection plates and processes you're concerned about are described in a now 115 page journal with pictures. It's there to provide a detailed point by point effort, mistakes and all. Good luck on you're 601 project. Hope it helps. Larry C. McFarland at macsmachine.com ----- Original Message ----- From: "Bill Richter" <wrichter(at)aristotle.net> Subject: Zenith-List: HDS Wings > > Hi, I'm Bill and I am in the process of building the Zodiac 601 HDS. I > attended the factory workshop in Mexico MO and have completed the tail > assembly for the HDS. Now I'm working on the Wings and I thought why > not send an e-mail to inquire from those of you that have "been there" > "done that" if there is anything that you might suggest to me that would > make the assembly go even more smoothly. > As a point of information: I am going with the leading edge fuel tanks, > landing light in left wing, Nav/Strobe system, pitot tube port in left > wing. > So any information or tips that you have would be appreciated. > One question I have is; Do you think that I should put an inspection > plate in the bottom of the leading edge between # 6 & # 7A nose ribs in > order to have access to the fuel tank sending unit, etc.? > I am working on one wing at a time (space availability). I have started > on the right wing. Have the upper skin tacked and the lower skin has > been drilled and clecoed. That's where I'm at presently. > Thanks in advance for your constructive comments. > > N264AP > > ________________________________________________________________________________
Date: May 02, 2002
From: Phil Raker <phadr1(at)yahoo.com>
Subject: Re: Aileron question
Kelly, Are you forgetting about the wash-out (twist) that's built into the ailerons? That will make the outboard end of the aileron a bit higher than the inboard end, at the trailing edge. Phil Raker - N556P: HDS/Stratus; Finished wing-root fairings & hooked up 3 control cables today, need to buy some safety wire --- The Meiste's wrote: > > Both my wing tips are approx 10 mm lower than the ends > of the ailerons at the trailing edge. > http://health.yahoo.com ________________________________________________________________________________
From: "patrick walsh" <pwalsh4539(at)msn.com>
Subject: Re: Aileron question
Date: May 02, 2002
Do you mean if the inboard end of the ailerons are even that the outboard ends are high? If so, as I recall, this is the twist for washout built into the ailerons...in many cases built into the wing, but not on the 601. As I understand it, this is to cause the inboard end of the wing/aileron to stall before the outboard end. At any rate, that is the case with my 601...and she sure does fly nicely. Patrick Walsh ----- Original Message ----- From: The Meiste's Subject: Zenith-List: Aileron question I have a question for the 601 HD builders/flyers out there. I recently installed my wings, & now I'm trying to correctly install my ailerons. I've done this as per the instructions in the manual, but I find the outboard end of the ailerons and the HD wing tip do not align with each other. Both my wing tips are approx 10 mm lower than the ends of the ailerons at the trailing edge. Is this normal? It just seems they should be in a straight line at the tips trailing edge. Thanks for any replies. Kelly Meiste 601 HD = = = = Get mor ________________________________________________________________________________
Date: May 02, 2002
From: "Darryl West (Home)" <rdwest(at)shaw.ca>
Subject: Aileron question
Did you build ailerons with the recomended wash out (twist)? This causes the outer tip of the aileron to be higher than the inner tip, so the wing tip only stalls after the center section, preventing wing drop at stall. I built my HD wings with ailerons first, then the fuselage. I then built the trailing edge center section wing fairing (above the step) with just the right amount of twist in it to match where the inner edge of the aileron ended up when the outer edge was aligned with the wingtip. I doubt this info is in the manual. Perhaps you can adjust the center fairings? Darryl rdwest(at)shaw.ca http://members.shaw.ca/rdwest/index.htm I have a question for the 601 HD builders/flyers out there. I recently installed my wings, & now I'm trying to correctly install my ailerons. I've done this as per the instructions in the manual, but I find the outboard end of the ailerons and the HD wing tip do not align with each other. Both my wing tips are approx 10 mm lower than the ends of the ailerons at the trailing edge. Is this normal? It just seems they should be in a straight line at the tips trailing edge. Thanks for any replies. Kelly Meiste 601 HD ________________________________________________________________________________
From: "The Meiste's" <meiste(at)essex1.com>
Subject: Re: Aileron question
Date: May 02, 2002
> Are you forgetting about the wash-out (twist) that's built into the > ailerons? That will make the outboard end of the aileron a bit higher than the > inboard end, at the trailing edge. I was hoping that's all it was, but it would seem to me the outboard ends would be designed to match up with one another, and the aileron twist would just make the inboard aileron edge lower. Then just locate the wing fairing to match up with the inboard edge of the aileron. Your statement is probably correct, but it just looks a little odd. Thanks, Kelly ________________________________________________________________________________
From: "Russell J." <rsj(at)kscable.com>
Subject: Re: Lower Rear HT Frames Too Wide...
Date: May 02, 2002
> I'm building my 601HDS lower rear fuse. I'm trying to put on the rear HT > frames, and I've encountered a problem that was briefly mentioned on the > list about a year ago, but I couldn't find the answer to the question. The > side flanges (which hold on the lower rear side skins) of the HT frames are > too wide, and want to "push out" the longerons. > > I tried bending the flanges of the front HT frame inward a little bit, but > had no success on this: it's .032 material, kinda thick and doesn't lend > itself well to this. > > JKB ++++++++++ I encountered the same problem, I had a pair of visegrip pliers with joggle dies that I had bought when working on my 66 El-Camino. These offset the material enough to allow it to fit between the longerons. The visegrips with the joggle die was bought from Year One auto supply. Russell J. / -HDS ________________________________________________________________________________
From: "George Swinford" <grs-pms(at)mindspring.com>
Subject: Re: Lower Rear HT Frames Too Wide...
Date: May 02, 2002
Hi James: My rearmost frame,6-F-2-3, is cut away for the lower longeron. I added "y" shaped doublers which attach to the frame, the longeron and the diagonal angle. The doublers are the same thickness as the tail frame and of course are outside the skin. The doublers pick up two rivets on the frame and two on the diagonal. It looks like it was intended to be that way. George ________________________________________________________________________________
Date: May 02, 2002
From: Jerry Jensen <jensenm(at)gtcinternet.com>
Subject: Re: Trimming forward skins
Steve, I started with the upper cowl and slowly cut away the cowl and the overhang a little at a time until they ended up where I was happy. Painful and slow but better than wishing I hadn't cut so much off. Which engine are you using? Jerry STEFREE(at)aol.com wrote: > > In a message dated 05/02/2002 2:45:15 PM US Mountain Standard Time, > jensenm(at)gtcinternet.com writes: > > > Steve, I recommend that you don't trim until you have fitted the cowling. > > Hi, > > I appreciate this comment, as I was wondering about that, but, how do I fit > ________________________________________________________________________________
From: billvt <billvt(at)together.net>
Subject: Re:zenith-list,your password
Date: May 03, 2002
--- StripMime Report -- processed MIME parts --- multipart/alternative text/html audio/x-midi application/octet-stream --- StripMime Errors --- A message with no text/plain section was received. The entire body of the message was removed. Please resend the email using plaintext formatting --- ________________________________________________________________________________
From: "Weston, Jim" <Jim.Weston(at)delta.com>
Subject: Insurance
Date: May 03, 2002
This whole insurance thing with Avemco is rediculous. I just, accidentally, let my insurance with Avemco expire two weeks ago. When I tried to renew with them yesterday they told me that it would be more than twice as much as before, and that it would only be liability coverage that did not include any passenger coverage. The aircraft would also have no coverage. JUST BASIC LIABILITY. I contacted a local underwritter who obtained insurance with AIG. I now have more insurance than I did with Avemco for $100 less per year. It was a blessing in disguise. I sure don't know why the EAA advertises Avemco as an insurer of homebuilts. Jim Weston McDonough, Ga. -----Original Message----- From: Wayne Beattie [mailto:wyne.beattie(at)snet.net] Subject: Zenith-List: Insurance Avemco - $2375 AIG - $1137 Same coverage. Enough said. Wayne N601WB ________________________________________________________________________________
Date: May 02, 2002
From: "Darryl West (Home)" <rdwest(at)shaw.ca>
Subject: Aileron question
Did you build ailerons with the recomended wash out (twist)? This causes the outer tip of the aileron to be higher than the inner tip, so the wing tip only stalls after the center section, preventing wing drop at stall. I built my HD wings with ailerons first, then the fuselage. I then built the trailing edge center section wing fairing (above the step) with just the right amount of twist in it to match where the inner edge of the aileron ended up when the outer edge was aligned with the wingtip. I doubt this info is in the manual. Perhaps you can adjust the center fairings? Darryl rdwest(at)shaw.ca http://members.shaw.ca/rdwest/index.htm I have a question for the 601 HD builders/flyers out there. I recently installed my wings, & now I'm trying to correctly install my ailerons. I've done this as per the instructions in the manual, but I find the outboard end of the ailerons and the HD wing tip do not align with each other. Both my wing tips are approx 10 mm lower than the ends of the ailerons at the trailing edge. Is this normal? It just seems they should be in a straight line at the tips trailing edge. Thanks for any replies. Kelly Meiste 601 HD ________________________________________________________________________________
From: "Chris Weber" <chrisoz(at)gmx.net>
Subject: Ailerons
Date: May 04, 2002
Hello Kelly, due to the washout of the aileron it is not possible to align both ends. You have to align the outer ends with the wingtip, at the centre section it trails down by an inch. As for adjusting the fairing of the centresection downwards to pick it up, the archives give a big NO NO to that. I did it nevertheless on one side, and it looked decidedly wrong. The fairing is then kinda warped, and it locks like you have drooping flaps. Don't know about the effects on pitch (should pitch the nose down), but in any case it will cost you airspeed. The lower the ailerons are rigged, the slower the stallspeed, and the slower the cruise due to increased drag. And: if the stall separation occurs on the inner tip of the aileron, the centresection doesn't stall straight away. With the drooping fairings, you might stall the centresection, and I don't know wether that would be very beneficial (increased buffet on the tail, maybe reduced elevator/rudder authority?). If you should want to go with that, speak to Chris H. first! I tore my fairing of again, scrapped it, and went with the gap according to logic and plans. I cruise at 85 knots with 5000rpm on the 912. So the ailerons don't line up? It's still a good looking plane, and you'll love it anyway! Have fun, the last 90 % don't really last that long. Chris Weber 601 TD 912, 22 hours and almost done with the test-period > Subject: Zenith-List: Aileron question > > > I have a question for the 601 HD builders/flyers out there. > I recently installed my wings, & now I'm trying to correctly install my > ailerons. I've done this as per the instructions in the manual, but I > find the outboard end of the ailerons and the HD wing tip do not align > with each other. Both my wing tips are approx 10 mm lower than the ends > of the ailerons at the trailing edge. > Is this normal? It just seems they should be in a straight line at the > tips trailing edge. > Thanks for any replies. > > Kelly Meiste > 601 HD > ________________________________________________________________________________
From: "zodiacjeff" <zodiacjeff(at)email.msn.com>
Subject: EAA question
Date: May 03, 2002
If you're an EAA member and subscribe to EAA e-HOT LINE (vol.1, no. 60) check out the "Question of the Week" dealing with a recently discussed topic. ________________________________________________________________________________
From: "David Tellet" <telletdl(at)erols.com>
Subject: Re: Ailerons
Date: May 03, 2002
I'm getting a little concerned that I did my ailerons wrong. I thought I followed the manual where the inboard edge is flat and even with the top of the wing and the outboard edge is supposed to be 5 mm above the fixed wing tip trailing edge (not 1 inch!). This is for an HD. I did end up with a bit more twist (about 9 mm) but I made sure both were built to that distance so there wouldn't be any inbalance. So do you rig them so the outboard edge is up and the inboard even, or so the outboard edge is even and the inboard "droops". David Tellet 601 HD tail and wings done (I think) ________________________________________________________________________________
From: "The Meiste's" <meiste(at)essex1.com>
Subject: Re: Ailerons
Date: May 03, 2002
Many thanks to all for taking the time to write me on this subject, looks like I can proceed with out any more lost sleep, and get back to building that last 90%. Till next time.......... Kelly Do not achieve ________________________________________________________________________________
From: "Chris Weber" <chrisoz(at)gmx.net>
Subject: Re: Ailerons
Date: May 04, 2002
Hello David, I rigged mine even with the wingtips, gap inboard. Flies straight and true and the stall, accelerated and power off, is an absolute non-event. If CH meant the ailerons to be flush inboard, wouldn't he have changed the wingtips? Cause with the ailerons sticking up on the wingtips it really looks weird! Just my 5 cents worth, Chris Weber 601 HD-TD 912, 22 hours and carpets in cockpit and on shelf. Neat! > I'm getting a little concerned that I did my ailerons wrong. I thought I > followed the manual where the inboard edge is flat and even with the top of > the wing and the outboard edge is supposed to be 5 mm above the fixed wing > tip trailing edge (not 1 inch!). This is for an HD. I did end up with a > bit more twist (about 9 mm) but I made sure both were built to that distance > so there wouldn't be any inbalance. > > So do you rig them so the outboard edge is up and the inboard even, or so > the outboard edge is even and the inboard "droops". > > David Tellet 601 HD tail and wings done (I think) > ________________________________________________________________________________
From: "Godo Barrenechea" <gbarrenechea(at)menta.net>
Subject: Drilling the canopy
Date: May 04, 2002
My excuses if I use the list to contact Yago, but his e-mail adress is not shown in the original message. Yago, I'm also building a Zodiac in Spain, in Barcelona. I'm interested in your project since you seem to be far beyond than me on it. Could you please e-mail me directly to gbarrenechea(at)menta.net so we can exchange some experiences? Cheers, Godo Barrenechea -----Mensaje original----- De: owner-zenith-list-server(at)matronics.com [mailto:owner-zenith-list-server(at)matronics.com] Enviado el: jueves, 25 de abril de 2002 19:19 Para: zenith-list(at)matronics.com Asunto: Zenith-List: Drilling the canopy Hi listers: I'm just finishing the fuselage and I'm thinking on undertaking the canopy instalation, but have no experience at all on drilling this material, and I heard it is very critical issue to do. Any advice?? Any explanation published on the net about it? Thanks from Spain, Europe. Yago --------------------------------- Comunicacin instantnea gratis con tu gente. ________________________________________________________________________________
From: "Carl Bertrand" <cgbrt(at)mondenet.com>
Subject: Re: wing trailing edge
Date: May 04, 2002
Hi Drill it on a straight edge and cleco as you go. It should be straight when you rivet. Carl. 701 ----- Original Message ----- From: "Ronnie Koonce" <rlk(at)vsta.com> Subject: Zenith-List: wing trailing edge > > Anyone found a sure fire way to make the trailing edges come out > straight after rivetting? > > > UMIDS FROM ADDRESS: owner-zenith-list-server(at)matronics.com > ________________________________________________________________________________
Date: May 04, 2002
From: "Keith P. Maloney" <keith.maloney(at)attbi.com>
Subject: Re: Ailerons
After reading the post about aileron alignment and the theory that the inboard wing stalls before the outboard wing because the outboard aileron is twisted up, I'm confused. If memory serves me, and it may not, when I was flying gliders about 25 years ago I was taught that the outboard wing stalls before the inboard to make the buffeting effect more pronounced. I don't remember my power flight instructor talking about it at all. But it makes sense to me that if the inboard is twisted down it acts something like a flap reducing stall speed and increasing drag. If the outboard is twisted up how does this reduce stall speed? It seems to run counter to my understanding of an airfoil. Please correct me if I'm wrong as this is something I should understand. But If my theory is correct the outboard should align with the wing tip and the inboard should twist down. Keith Maloney Scratch 601HD ________________________________________________________________________________
From: "Larry C. McFarland" <larrymc(at)qconline.com>
Subject: Antennas for ELT and Com
Date: May 04, 2002
601 builders, I'm trying to decide where to place the antenna for the ELT and am wondering if the radio antenna and ELT can share one. If so, does it have to be straight, or can it be bent rearward in contradiction to what the ELT instructions state? For the 601hds tri-gear it would seem best on the bottom for appearances, but what of clearance on those heavily flared landings? Would like to hear opinions on this if possible. Thanks, Larry C. McFarland - 601hds at macsmachine.com ________________________________________________________________________________
From: "Matthew Mucker" <matthew(at)mucker.net>
Subject: Antennas for ELT and Com
Date: May 04, 2002
If there's one antenna I wouldn't want on the bottom of the plane, it's the ELT antenna. The ELT, in my opinion, is worth sacrificing aesthetics and aerodynamics to ensure it's mounted properly. Most likely you'll never need the thing. But if you do, it could be the one thing that stands between you and death. (Yes, I know, that's an extreme case, but that's what it's there for.) I'd sacrifice a knot or two, and an ugly antenna on top o the plane, for an opportunity to cheat death. As for sharing an antenna with a COM radio, if the ELT starts transmitting, all that wattage will be fed into your COM radio, most likely letting the magic smoke out of the components inside. -Matt > -----Original Message----- > From: owner-zenith-list-server(at)matronics.com > [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of Larry C. > McFarland > Sent: Saturday, May 04, 2002 5:33 PM > To: zenith-list(at)matronics.com > Subject: Zenith-List: Antennas for ELT and Com > > > > > 601 builders, > I'm trying to decide where to place the antenna for the ELT and am > wondering if the radio antenna and ELT can share one. If so, does > it have to be straight, or can it be bent rearward in contradiction > to what the ELT instructions state? For the 601hds tri-gear it would > seem best on the bottom for appearances, but what of clearance > on those heavily flared landings? Would like to hear opinions > on this if possible. Thanks, > Larry C. McFarland - 601hds at macsmachine.com > > ________________________________________________________________________________
From: "Cy Galley" <cgalley(at)qcbc.org>
Subject: Re: Antennas for ELT and Com
Date: May 04, 2002
Larry I think that the ELT antenna is tuned for max output for a very weak transmitter. A Comm antenna is a broad band antenna designed to work over a wide range of frequencies and probably is not optimized at any one particular frequency. I do know from past experience that the antenna and transmission coils on some ELT will pick up FM stations, passively reflect these signals to your comm antenna, over riding normal reception. We had to change ELT brands on our SkyHawk as it would drown out the Tower 119.4 transmissions. Cy Galley, TC - Chair, Emergency Aircraft Repair, Oshkosh Editor, EAA Safety Programs cgalley(at)qcbc.org or experimenter(at)eaa.org Always looking for articles for the Experimenter ----- Original Message ----- From: "Larry C. McFarland" <larrymc(at)qconline.com> Subject: Zenith-List: Antennas for ELT and Com 601 builders, I'm trying to decide where to place the antenna for the ELT and am wondering if the radio antenna and ELT can share one. If so, does it have to be straight, or can it be bent rearward in contradiction to what the ELT instructions state? For the 601hds tri-gear it would seem best on the bottom for appearances, but what of clearance on those heavily flared landings? Would like to hear opinions on this if possible. Thanks, Larry C. McFarland - 601hds at macsmachine.com ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: Antennas for ELT and Com
Date: May 04, 2002
Here is a link to my plane on Zenith's site. You'll see that I have the ELT antenna on top, between the GPS and COM antennas. My theory is that the ELT should not be operating while the other two are on, so it doesn't have to be as far away from the others, as if they were all being used at once. http://www.zenithair.com/bldrlist/pm.cgi?login=ppolstra&ID=24830&action=disp lay ----- Original Message ----- From: "Matthew Mucker" <matthew(at)mucker.net> Subject: RE: Zenith-List: Antennas for ELT and Com > > If there's one antenna I wouldn't want on the bottom of the plane, it's the > ELT antenna. > > The ELT, in my opinion, is worth sacrificing aesthetics and aerodynamics to > ensure it's mounted properly. Most likely you'll never need the thing. But > if you do, it could be the one thing that stands between you and death. > (Yes, I know, that's an extreme case, but that's what it's there for.) > > I'd sacrifice a knot or two, and an ugly antenna on top o the plane, for an > opportunity to cheat death. > > As for sharing an antenna with a COM radio, if the ELT starts transmitting, > all that wattage will be fed into your COM radio, most likely letting the > magic smoke out of the components inside. > > -Matt > > > -----Original Message----- > > From: owner-zenith-list-server(at)matronics.com > > [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of Larry C. > > McFarland > > Sent: Saturday, May 04, 2002 5:33 PM > > To: zenith-list(at)matronics.com > > Subject: Zenith-List: Antennas for ELT and Com > > > > > > > > > > 601 builders, > > I'm trying to decide where to place the antenna for the ELT and am > > wondering if the radio antenna and ELT can share one. If so, does > > it have to be straight, or can it be bent rearward in contradiction > > to what the ELT instructions state? For the 601hds tri-gear it would > > seem best on the bottom for appearances, but what of clearance > > on those heavily flared landings? Would like to hear opinions > > on this if possible. Thanks, > > Larry C. McFarland - 601hds at macsmachine.com > > > > > > ________________________________________________________________________________
Date: May 05, 2002
Subject: Re: Antennas for ELT and Com
From: wizard-24(at)juno.com
> If there's one antenna I wouldn't want on the bottom of the plane, > it's the ELT antenna. I SECOND THAT! As someone who is charged with finding downed aircraft, I can testify to the value of that ELT. Yes, possible that the plane can crash upside-down....but in most cases, it doesn't happen that way. Please put the ELT antenna on top! Oh, and by the way, don't paint your planes green or brown (too hard to find). And I'm only half joking on this one. Mike Fortunato 601XL ________________________________________________________________________________
From: "Geoff Thistlethwaite" <geoffthis(at)charter.net>
Subject: Corvair Engines?
Date: May 06, 2002
Anyone on the list building a 601 or 701 with a Corvair engine? Geoff Thistlethwaite ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: Ailerons...
Date: May 06, 2002
Keith, On most powered aircraft the wing tip is twisted slightly down as compared to the inboard portion of the wing. This is called washout and serves to make the wing stall beginning at the wing root and progressing towards the tip as well as from the trailing edge forward. By having the tip twisted down, the wing tip has a lower angle of attack as compared to the wing root. This allows the ailerons to have some authority during the stall as the part of the wing they are on has a lesser angle of attack due to the washout. Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "Pinneo, George" <George.Pinneo(at)trw.com>
Subject: Antennas for ELT and Com
Date: May 06, 2002
ELT should be on top to transmit up to aircraft looking for you. Comm should be separate ; mine is an elbow, or bent antenna, on the bottom. Mostly you talk down to towers. There's no such thing as a "heavily flared landing" in a Zodiac! GGP ________________________________________________________________________________
From: <dix39(at)charter.net>
Subject: Re: Engine weight
Date: May 06, 2002
> > > A friend is trying to find the actual weight of an 0-200, with ALL > accessories. > He's seen everything from 190 lbs to 240 lbs quoted on various web > sites. I weighed an 0-200 I bought several months ago to use in my CH 701. The engine had been in an EZ and the weight included everything, cowling, exhaust, all accessories, except the vacuum pump. There was a tach sending unit in that hole. It also had an oil separator installed, so I believe the weight would be close to one with a vacuum pump. It was weighed on bathroom scales, and the weight was 260 lbs. Steve Dixon > ________________________________________________________________________________
Subject: Mar-Hyde #5111 Primer
From: charles.long(at)gm.com
Date: May 06, 2002
05/06/2002 12:54:59 PM I have 3 - 19 oz cans of Mar-Hyde #5111 primer left. Great stuff for priming steel parts, but hard to find locally. Will sell for $7 each plus $5 shipping (this is less than I paid for it). Send me an e-mail direct or call me at 317-242-2384. 1 or 2 cans should be all you need. Chuck Long 50% complete on HDS project ________________________________________________________________________________
From: "Charles Pomaski" <ndsemc(at)ktn.net>
Subject: Re: Engine weight
Date: May 06, 2002
Ok, Edition 4 701 plans state 100BHP 200lbs 25" forward of the firewall. So, what were the weight and balance sheet figures ? I'm doing a VW 2180 and would like to compare / evaluate your numbers. If anyone else has done a VW, I would enjoy seeing those numbers. I weighed an 0-200 ... to use in my CH 701. ... the weight included everything, cowling, exhaust, all accessories, except the vacuum pump. ... It was weighed on bathroom scales, and the weight was 260 lbs. Steve Dixon ________________________________________________________________________________
Date: May 06, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Glossy instrument panels
I painted cabin parts this weekend, including the instruments panel. After running out of paint, I called my supplier who mixed me a can with the same color I previously used. This morning, I noticed that the surface of those painted parts is more glossy than what I did before (cabin walls). I called the supplier and he told me he did not put the agent to remove the glossy (luster?) effect in the paint. Sh.t! Now, I'm wondering whether I should strip the paint off (at least for the instrument panel) and re-do it with a more dull-looking paint. The color is a very light gray. Anybody flying (or had flown) behind a glossy instrument panel? With the sun reflecting into it, is it really an inconvenience? Thanks! Michel ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://health.yahoo.com ________________________________________________________________________________
From: Alan Cossitt <alan.cossitt(at)verizon.net>
Subject: Where is it ok to land a CH 701/801?
Date: May 06, 2002
I've done a great deal of research in this area and unfortunately the number of places you can legally land an airplane on public land is severely restricted by county, state and federal regulations and law. I live in Oregon, so some of my examples are limited to this state. Wilderness lands (exceptions in Idaho and Alaska) are off-limits. Many areas in Alaska where recreational aircraft is currently allow may be closed to recreational aircraft use in the future (apparently the laws protecting aircraft landings in many back-country areas is limited to non-recreational use (subsistence, mining, etc.)) but the government is looking the other way. I believe there are lawsuits by environmental groups that seek to close/enforce this "loop hole". National Monuments are almost always off-limits. National and State parks are almost always off-limits. The National Park Service is moving to close many existing backcountry airstrips in new National Parks. Wilderness landing strips in Idaho are off-limits to helicopters. Wilderness Study Areas are almost always regulated to be off-limits including landing on roads/tracks where other motorized traffic is allowed. State and Federal Wild and Scenic Rivers Corridors are generally off-limits, including areas where jet-boats and other motorized traffic is allowed. Fish and Wildlife areas, both State and Federal are usually off-limits, including areas where off-road and on-road vehicle use is allowed. Forest Service lands are off-limits except in specifically designated landing strips. The Forest Service almost always closes backcountry strips in areas where it has recently acquired land (i.e., landing strips on the North Flathead River in Montana). BLM land is usually open for use, but Wilderness Study Areas and other sensitive areas on BLM land are generally regulated to not allow landings. In Oregon, most county and state land is off-limits. In Oregon, all State Highways are off-limits except for emergencies, including remote rural areas (in Nevada you can land your airplane on State Highways where it does not impede or endanger motorists). If you land on a highway in Oregon in an emergency, generally you will be forced to tear your airplane apart and transport it out by trailer. In Oregon, all ocean beaches are off-limits including areas reserved for off-road use. The areas where on-road motorized traffic is allowed are considered State Highways. A friend of mine landed on an ocean beach in Oregon several times due to engine problems. He was finally able to limp his airplane to a local airstrip where the state police caught up with him and he was given a several thousand $$$ ticket for "Reckless Endangerment". He flys an ultralight that lands at about 30mph, requires about 75 feet to get off the ground and takes about 100ft to land. I don't know how this was resolved. Because of the shortage of legal landing areas for airplanes on public lands many pilots are beginning to join together to lobby our lawmakers to expand access and to protect what little access we currently have. For more information look at www.montanapilots.org, and www.flyidaho.org. Groups have also formed in Utah and California. Another group has recently formed to represent all backcountry pilots in the United States. Check the www.flyidaho.org website for more details. -Alan Cossitt -----Original Message----- From: Hal Rozema [SMTP:hartist1(at)cox.net] Subject: Re: Zenith-List: Where is it ok to land a CH 701/801? I had one party suggest asking local news helicopter pilots what the regs are or who to contact. Basically, you can land on any federal or state land, or on any individuals property with prior permission. 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AAAAGIUAAAAAAAAeADWACCAGAAAAAADAAAAAAAAARgAAAAA2hQAAAQAAAAEAAAAAAAAAHgA2gAgg BgAAAAAAwAAAAAAAAEYAAAAAN4UAAAEAAAABAAAAAAAAAB4AN4AIIAYAAAAAAMAAAAAAAABGAAAA ADiFAAABAAAAAQAAAAAAAAAeAD0AAQAAAAUAAABSRTogAAAAAAMADTT9NwAAKes ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 06, 2002
Subject: Sticky Throttle Linkage
Hi List, I need some help or advice with my throttle linkage. After I hung my engine this weekend I connected the Throttle cables and they were very, very sticky. They come out of the bolt that is in the bellcrank, and then through the (I don;t know the proper name for these, sorry) cable guides, then through a a cable sheath, into the cable guide on the carbs and then to the pulley. The sticky part seems to be inside the cable sheaths. Whatever the cause, the throttle will not fully open if I just push forward on the bell crank. It catches up and I actually have to tug down on the cable to get it to release. Obviously, this is not a good situation. Any suggestion or advice would be greatly appreciated. Thanks, Steve ________________________________________________________________________________
From: SEAL2CC(at)aol.com
Date: May 06, 2002
Subject: Re: Glossy instrument panels
Couldn't you just do one more coat of the dull treated paint? Chris ________________________________________________________________________________
Date: May 06, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Re: Glossy instrument panels
Yes I could.... that's most probably what I'll do. --- SEAL2CC(at)aol.com wrote: > > Couldn't you just do one more coat of the dull > treated paint? ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://health.yahoo.com ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: Sticky Throttle Linkage
Date: May 06, 2002
Will the engine vibrations shake it loose? Also, do you have teflon lined sheaths? I got mine at a local bike shop. ----- Original Message ----- From: <STEFREE(at)aol.com> Subject: Zenith-List: Sticky Throttle Linkage > > Hi List, > > I need some help or advice with my throttle linkage. After I hung my engine > this weekend I connected the Throttle cables and they were very, very sticky. > They come out of the bolt that is in the bellcrank, and then through the (I > don;t know the proper name for these, sorry) cable guides, then through a a > cable sheath, into the cable guide on the carbs and then to the pulley. The > sticky part seems to be inside the cable sheaths. Whatever the cause, the > throttle will not fully open if I just push forward on the bell crank. It > catches up and I actually have to tug down on the cable to get it to release. > Obviously, this is not a good situation. > > Any suggestion or advice would be greatly appreciated. > > Thanks, > > Steve > > ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 06, 2002
Subject: Re: Sticky Throttle Linkage
In a message dated 05/06/2002 3:27:53 PM US Mountain Standard Time, ppolstra(at)mindspring.com writes: > Also, do you have teflon lined > sheaths? I got mine at a local bike shop. > > I do not, I will have to look into that. I am currently using the sheath that used to be around the choke cable that I am no longer using. You know that kind of wrapped around metal sheath. It seemed like it should work fine, now I am wondering. Thanks, Steve ________________________________________________________________________________
Date: May 06, 2002
Subject: Re: Glossy instrument panels
From: Jim Ashford <jashford(at)hawaii.rr.com>
Michel, Flying with a shiny surface instrument panel is poor to bad practice. I suggest you buff your panel with 000 or 0000 steel wool which is available in the paint section of your local hardware store, This will dull your panel and not leave any scratch marks. If you don't like the results, spray it with flat enamel. Jim Ashford ________________________________________________________________________________
Date: May 06, 2002
From: Thomas Hoffmann <thoffmann(at)hardynet.com>
Subject:
Tom & Lynn Hoffmann Capon Springs, West Virginia ________________________________________________________________________________
Subject: Re:O-200 weight
Date: May 06, 2002
From: mawood(at)zoo.uvm.edu
I just finished rebuilding my O-200 so I stuck it on the scales and it came in at 240lbs dry. Add 4 qt. of oil and we should see ~250 with ALL accessories ready to fly. Mark Wood Assistive Technology Consultant Vermont I-Team Center on Disability and Community Inclusion University of Vermont ________________________________________________________________________________
From: "James Connell" <connellj(at)bigpond.net.au>
Subject: Re:O-200 weight
Date: May 07, 2002
Mark.... Does that weight include exhaust & muffler installation.? Regards James Connell ----- Original Message ----- From: <mawood(at)zoo.uvm.edu> Subject: Zenith-List: Re:O-200 weight > > I just finished rebuilding my O-200 so I stuck it on the scales and it came in > at 240lbs dry. Add 4 qt. of oil and we should see ~250 with ALL accessories > ready to fly. > > > Mark Wood > Assistive Technology Consultant > Vermont I-Team > Center on Disability and Community Inclusion > University of Vermont > > ________________________________________________________________________________
Date: May 06, 2002
From: Thomas Hoffmann <thoffmann(at)hardynet.com>
Subject:
Tom & Lynn Hoffmann Capon Springs, West Virginia ________________________________________________________________________________
From: ZodiacBuilder(at)aol.com
Date: May 06, 2002
Subject: Re:O-200 weight
In a message dated 5/6/2002 7:43:23 PM Eastern Standard Time, mawood(at)zoo.uvm.edu writes: > I just finished rebuilding my O-200 so I stuck it on the scales and it came > in > at 240lbs dry. Add 4 qt. of oil and we should see ~250 with ALL accessories > > ready to fly. > Yup.....! That's what the monster in my baby weighed in at...... John W. Tarabocchia Web Site: http://hometown.aol.com/zodiacbuilder/Home.html N6042T 70hrs Flown..... ________________________________________________________________________________
Date: May 06, 2002
From: "Darryl West (Home)" <rdwest(at)shaw.ca>
Subject: Ailerons...
Agreed, but just to clarify, the washout can be achieved one of two ways: Either rotate the nose of the wing downwards at the wingtip, or rotate the trailing edge upwards. Zenith has done the latter (actually just twisted the ailerons up at the outboard rear edge). Same difference, but I didn't want to see anyone try to warp Zenair's wings :-) Darryl rdwest(at)shaw.ca http://members.shaw.ca/rdwest/index.htm Keith, On most powered aircraft the wing tip is twisted slightly down as compared to the inboard portion of the wing. This is called washout and serves to make the wing stall beginning at the wing root and progressing towards the tip as well as from the trailing edge forward. By having the tip twisted down, the wing tip has a lower angle of attack as compared to the wing root. This allows the ailerons to have some authority during the stall as the part of the wing they are on has a lesser angle of attack due to the washout. Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "Bruce Bockius" <bruce(at)whiteantelopesoftware.com>
Subject: Sticky Throttle Linkage
Date: May 06, 2002
It sounds like yours is a little worse than mine, but mine was (and is) pretty sticky. Once the engine's running though I don't notice it at all; vibration does seem to help a lot in this case. My cables don't have any teflon on them. I have used the spray-can lithium grease on them, which helped some also. Also I removed the springs on the carbs, which meant I could loosen the clamp on the torque tube. -Bruce/601HD/TDO/Stratus/304 hrs > -----Original Message----- > From: owner-zenith-list-server(at)matronics.com > [mailto:owner-zenith-list-server(at)matronics.com] On Behalf Of > STEFREE(at)aol.com > Sent: Monday, May 06, 2002 2:34 PM > To: zenith-list(at)matronics.com > Subject: Zenith-List: Sticky Throttle Linkage > > > > Hi List, > > I need some help or advice with my throttle linkage. After I > hung my engine > this weekend I connected the Throttle cables and they were > very, very sticky. > They come out of the bolt that is in the bellcrank, and then > through the (I > don;t know the proper name for these, sorry) cable guides, > then through a a > cable sheath, into the cable guide on the carbs and then to > the pulley. The > sticky part seems to be inside the cable sheaths. Whatever > the cause, the > throttle will not fully open if I just push forward on the > bell crank. It > catches up and I actually have to tug down on the cable to > get it to release. > Obviously, this is not a good situation. > > Any suggestion or advice would be greatly appreciated. > > Thanks, > > Steve > > > =========== > =========== > =========== > http://www.matronics.com/browselist/zenith-> list > Search Engine: http://www.matronics.com/search > > =========== > > > > ________________________________________________________________________________
From: "Dave Alberti" <daberti(at)execpc.com>
Subject: Re: Sticky Throttle Linkage
Date: May 06, 2002
Those cable types are very fussy about making small or multiple radius bends. Also the inside wire diameter is so small that it is prone to kinking and then you may as well throw them away. They are fine for non essential linkage and lawn mowers. Dave > > Also, do you have teflon lined > > sheaths? I got mine at a local bike shop. > > > > > > I do not, I will have to look into that. I am currently using the sheath > that used to be around the choke cable that I am no longer using. You know > that kind of wrapped around metal sheath. It seemed like it should work > fine, now I am wondering. > > Thanks, > > Steve > > ________________________________________________________________________________
From: "Wayne Beattie" <wyne.beattie(at)snet.net>
Subject: Re: Sticky Throttle Linkage
Date: May 06, 2002
I switched to bicycle brake cable with teflon internal surface. Any good bike shop has it by the roll. $.75 per foot if I remember correctly. Very good investment. Make cable equal length for each carb and don't over constrain it. I discovered that a bit of roughness when throttling back in the pattern caused by a sticky cable. Very smooth operation now. N601WB is back in the air again after a winter of tinkering. Removed the analog engine instruments and installed an EIS system. Moved the Zodie into the 90's! Great unit. Now I'm going to get fanatical about setting up the carbs for equal EGT. Also went to screws securing the skin over the fuel tank. Maybe this will finally convince the tank to remain leak free! Wayne -----Original Message----- From: STEFREE(at)aol.com <STEFREE(at)aol.com> Date: Monday, May 06, 2002 4:48 PM Subject: Zenith-List: Sticky Throttle Linkage > >Hi List, > >I need some help or advice with my throttle linkage. After I hung my engine >this weekend I connected the Throttle cables and they were very, very sticky. > They come out of the bolt that is in the bellcrank, and then through the (I >don;t know the proper name for these, sorry) cable guides, then through a a >cable sheath, into the cable guide on the carbs and then to the pulley. The >sticky part seems to be inside the cable sheaths. Whatever the cause, the >throttle will not fully open if I just push forward on the bell crank. It >catches up and I actually have to tug down on the cable to get it to release. > Obviously, this is not a good situation. > >Any suggestion or advice would be greatly appreciated. > >Thanks, > >Steve > > ________________________________________________________________________________
Date: May 06, 2002
Subject: Re: Corvair Engines?
From: Greg P Jannakos <gpjann(at)juno.com>
Greg Jannakos, Grayson, Ga. Building a Zodiac 601 HDS to be powered with a Corvair 164CI. Just started on the engine conversion. Aircraft about the 69% area. writes: > > > Anyone on the list building a 601 or 701 with a Corvair engine? > > Geoff Thistlethwaite > > > > > messages. > > > > > > ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 07, 2002
Subject: Re: Sticky Throttle Linkage
In a message dated 5/6/02 7:23:58 PM US Mountain Standard Time, wyne.beattie(at)snet.net writes: > Make cable equal length for each carb and don't over constrain it. I > discovered that a bit of roughness when throttling back in the pattern > caused by a sticky cable. I thought us this, but the distance betweeen the right and left carbs and the bellcrank is not the same. Do I artificially lenghthen the shorter of the 2 cables so they end up being the same length? I was concerned that if I make the shorter cable the same length as the longer one that at some point it will star toc curl back or around and cause contraint. Thanks for you advice and input. Steve ________________________________________________________________________________
From: <dix39(at)charter.net>
Subject: Re: Engine weight
Date: May 06, 2002
----- Original Message ----- From: <dix39(at)charter.net> Subject: Re: Zenith-List: Engine weight > > > > > > > > A friend is trying to find the actual weight of an 0-200, with ALL > > accessories. > > He's seen everything from 190 lbs to 240 lbs quoted on various web > > sites. > > I weighed an 0-200 I bought several months ago to use in my CH 701. The > engine had been in an EZ and the weight included everything, -UH, MAKE THAT BAFFLING INSTEAD OF- cowling, > exhaust, all accessories, except the vacuum pump. There was a tach sending > unit in that hole. It also had an oil separator installed, so I believe the > weight would be close to one with a vacuum pump. It was weighed on bathroom > scales, and the weight was 260 lbs. > > Steve Dixon > > DO NOT ARCHIVE > > ________________________________________________________________________________
From: "Don Gordon" <dojo(at)polymembranepipe.com.au>
Subject: Re: Ailerons...
Date: May 07, 2002
keith to reduce lift you require to decrease the angle of attack therefor the wing tip has less angle of attack than the root meaning the wing tip is twisted slightly up not down. sorry. ----- Original Message ----- From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com> Subject: Zenith-List: Ailerons... > > > Keith, > > On most powered aircraft the wing tip is twisted slightly down as compared > to the inboard portion > of the wing. This is called washout and serves to make the wing stall > beginning at the wing root and > progressing towards the tip as well as from the trailing edge forward. > By having the tip twisted down, the wing tip has a lower angle of attack as > compared to the wing root. > This allows the ailerons to have some authority during the stall as the part > of the wing they are on has > a lesser angle of attack due to the washout. > > Roger Kilby > N98RK 601HDS > > ________________________________________________________________________________
Date: May 07, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Re: Glossy instrument panels
I asked my paint supplier about buffing the surface. I noticed, between two coats, that it had the effect you mentioned and it was nice enough. He advised me that the paint surface won't be as resistant or something if I do that. He highly recommended me to repaint the part if I want the dull finish (and of course, he's gonna "dull" the rest of my paint can for free). --- Jim Ashford wrote: > > > Michel, > > Flying with a shiny surface instrument panel is poor > to bad practice. > > I suggest you buff your panel with 000 or 0000 steel > wool which is available > in the paint section of your local hardware store, > This will dull your panel > and not leave any scratch marks. If you don't like > the results, spray it > with flat enamel. > > Jim Ashford ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://health.yahoo.com ________________________________________________________________________________
Subject: Re:O-200 weight
Date: May 07, 2002
From: mawood(at)zoo.uvm.edu
As John T said "Yup" That was set up and ready to start with carb, exhaust & muffler installation, air box for carb heat,vacuum pump, but no external baffling for cooling. Mark Mark.... Does that weight include exhaust & muffler installation.? Regards James Connell ----- Original Message ----- > I just finished rebuilding my O-200 so I stuck it on the scales and it >came in at 240lbs dry. Add 4 qt. of oil and we should see ~250 with ALL >accessories ready to fly. > > > Mark Wood ________________________________________________________________________________
From: "Cy Galley" <cgalley(at)qcbc.org>
Subject: Re:O-200 weight
Date: May 07, 2002
But the oil is generally listed separately on a weight and balance ----- Original Message ----- From: <mawood(at)zoo.uvm.edu> Subject: Re: Zenith-List: Re:O-200 weight As John T said "Yup" That was set up and ready to start with carb, exhaust & muffler installation, air box for carb heat,vacuum pump, but no external baffling for cooling. Mark Mark.... Does that weight include exhaust & muffler installation.? Regards James Connell ----- Original Message ----- > I just finished rebuilding my O-200 so I stuck it on the scales and it >came in at 240lbs dry. Add 4 qt. of oil and we should see ~250 with ALL >accessories ready to fly. > > > Mark Wood ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 07, 2002
Subject: ?? for Stratus - EIS flyers
Hi List, I'm hooking up all of my engine stuff and using a Stratus EA-81 and EIS engine monitoring system. MY question is in regards to the the oil temp sending unit. It appears that the oil temp sender supplied by Stratus screws in the welded on bolt on the bottom rear side of the oil pan. This sensor bottoms out though and does not protude into the oil pan itself. On the oil temp senders I received from EIS they would obviusly protude into the tank. Can anyone give advice as to if they used the Stratus supplied sensor or if they punched through the material in that area and used the EIS supplied sensor? I hate not knowing..... Thanks for your help..... Steve Freeman ________________________________________________________________________________
From: <dix39(at)charter.net>
Subject: Re: Engine weight
Date: May 07, 2002
----- Original Message ----- From: "Charles Pomaski" <ndsemc(at)ktn.net> I pl> Ok, Edition 4 701 plans state 100BHP 200lbs 25" forward of the firewall. > So, what were the weight and balance sheet figures ? I'm doing a VW > 2180 and would like to compare / evaluate your numbers. If anyone else > has done a VW, I would enjoy seeing those numbers. > > > I weighed an 0-200 ... to use in my CH 701. ... the weight included > everything, baffling, exhaust, all accessories, except the vacuum pump. > ... It was weighed on bathroom scales, and the weight was 260 lbs. I pan to use the 0-200 with nothing on the accessory case but the mags. This should put the engine at around 220, 225 lbs. Also, no header tank. I have been e-mailing another 701/0-200 builder who is probably flying now. The last I heard he was very happy with the W/B numbers, and taxi runs. I think, in planning to use a VW derivative on a 701, a redrive should seriously be considered to get a lower prop speed. I have a Hapi 75 Magnum in my garage that was originally planned to go on the my 701, but it turns too fast to use a prop diameter that would be very efficient. I considered using a redrive on it, but some of the modifications Hapi made in the conversion, notably the tapered hub and front seal, were not compatible and would require crankshaft and possibly crankcase replacement. Also, I learned that VW derivatives are not noted for having superior cooling at higher power settings. Steve Dixon ________________________________________________________________________________
From: "Gary K" <flyink(at)efortress.com>
Subject: Re: ?? for Stratus - EIS flyers
Date: May 07, 2002
That's interesting, my oil temp sensor goes right thru the oilpan fitting and oil pan into the oil. Maybe they changed the design? Actually sounds better, no way for oil to leak and no way for broken sensor parts to get into oil pump (I heard of one case of that happening on a homebuilt subaru). Assuming the sensor against the pan would be close enough to actual oil temp, not sure about that but it might be. Either way, you need to make sure the EIS sensor has the same resistance curve as the Stratus supplied VDO sender. The VDO sender I got is a 150degC that goes from about 320 ohms to 20 ohms at 150degC which I'm guessing is the "U.S. ohm range" verses the "VDO ohm range". You could probably hook it up and do a freezing and boiling water check to see if it works. Gary K. ----- Original Message ----- From: <STEFREE(at)aol.com> Subject: Zenith-List: ?? for Stratus - EIS flyers > > Hi List, > > I'm hooking up all of my engine stuff and using a Stratus EA-81 and EIS > engine monitoring system. MY question is in regards to the the oil temp > sending unit. It appears that the oil temp sender supplied by Stratus screws > in the welded on bolt on the bottom rear side of the oil pan. This sensor > bottoms out though and does not protude into the oil pan itself. On the oil > temp senders I received from EIS they would obviusly protude into the tank. > > Can anyone give advice as to if they used the Stratus supplied sensor or if > they punched through the material in that area and used the EIS supplied > sensor? > > I hate not knowing..... > > Thanks for your help..... > > Steve Freeman > > ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 07, 2002
Subject: What's up with Stratus?
Hi, Does anyone know what is up with Stratus? Are they operating as a "real" business or is this a sideline to Mykal now? The reason I ask is I called over there a little while ago and I got an answering machine that says (paraphrase) "I'm working days now, so be sure to leave a phone number where I can reach you in the evenings, or on Saturday." This concerns me from a support end issue. Does anyone else have any feedback from Mykal? Thanks, Steve Freeman ________________________________________________________________________________
From: "Don Walker" <dwalk3dw(at)msn.com>
Subject: Re: What's up with Stratus?
Date: May 07, 2002
Last week my upper starboard engine mount bracket was found cracked at the rear of the tab which connects to the head...about 1 1/4 inches down the plate. I e-mailed Mykal. He ressponded the next day and mailed me a new bracket which I got in four days. Pics available. He said this is the first such incident with the brackets. I was satisfied with his response. Don Walker HDS 214 hours. >From: STEFREE(at)aol.com >Reply-To: zenith-list(at)matronics.com >To: zenith-list(at)matronics.com >Subject: Zenith-List: What's up with Stratus? >Date: Tue, 7 May 2002 13:21:24 EDT > > >Hi, > >Does anyone know what is up with Stratus? Are they operating as a "real" >business or is this a sideline to Mykal now? > >The reason I ask is I called over there a little while ago and I got an >answering machine that says (paraphrase) "I'm working days now, so be sure >to >leave a phone number where I can reach you in the evenings, or on >Saturday." > >This concerns me from a support end issue. Does anyone else have any >feedback from Mykal? > >Thanks, > >Steve Freeman > > ________________________________________________________________________________
Date: May 07, 2002
From: "Ihab A.B. Awad" <iawad(at)scimagix.com>
Subject: Re: Where is it ok to land a CH 701/801?
Hi Alan & all, Alan Cossitt wrote: > I've done a great deal of research in this area and unfortunately the > number of places you can legally land an airplane on public land is > severely restricted by ... law. ... Because of the shortage of legal > landing areas for airplanes on public lands many pilots are beginning > to join together to lobby .... First of all, thank you for the very complete (if discouraging) reply. Now, this sorta puts me at odds with myself.... I guess I'm at least as much of an environmentalist as your average person. At one point in my life, I believed that we should not use cars at all; as a result, I exclusively walked, bused or biked through many bitter Minnesota winters. (This isn't counting even more Minnesota winters during which I did the same but out of necessity, because I was a poor student and couldn't afford a car.) I have since then come to be more mainstream (I drive a Toyota), but I still fully respect those who choose to opt out of our gasoline-centric life. That said, if one is to allow oneself the use of a Subaru wagon to get to the wilderness, then, *on the face of it*, one should also be okay with a STOL CH 801 which uses (literally!) the same engine. I'd wager that the CH 801 might save some gas by taking a more direct route; furthermore, it doesn't require a road to be built, and doesn't kill any deer along the way. Are there differences between aircraft, and can the regulations be set up to take advantage of these (or, can aircraft be built to satisfy valid concerns that the public may have)? Would a landing strip close to a parking lot in a national park necessarily need to allow *all* aircraft, or could aircraft be restricted based on noise level? Can a piston aircraft engine be effectively muffled, even if at the expense of some power or weight? Is this retrofittable to existing traditional designs (can someone "hush-kit" a C-172 and thereby gain admittance to more quiet areas)? I guess it's not easy to have a hobby. :( Thanks again Alan, and peace to all, Ihab -- Ihab A.B. Awad ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: Sticky Throttle Linkage
Date: May 07, 2002
> I do not, I will have to look into that. I am currently using the sheath > that used to be around the choke cable that I am no longer using. You know > that kind of wrapped around metal sheath. It seemed like it should work > fine, now I am wondering. > I didn't use that, even for the choke cables. I didn't like the potential for all that friction, so I used the teflon lined stuff for the choke as well. ________________________________________________________________________________
From: "Weston, Jim" <Jim.Weston(at)delta.com>
Subject: ?? for Stratus - EIS flyers
Date: May 07, 2002
The oil temp sensor on my Stratus is the same. It bottoms up against the oil pan. When I asked Reiner (I have one of the engines from before Mykal buying the company) about it, he said that this works fine and that he had found that the oil temp is actually about 5-10 degrees higher than the guage shows. He also said that the temp limits mentioned in his manual were set up around my type of installation (i.e. you don't have to compensate, just read the guage). Jim Weston McDonough, Ga. -----Original Message----- From: STEFREE(at)aol.com [mailto:STEFREE(at)aol.com] Subject: Zenith-List: ?? for Stratus - EIS flyers Hi List, I'm hooking up all of my engine stuff and using a Stratus EA-81 and EIS engine monitoring system. MY question is in regards to the the oil temp sending unit. It appears that the oil temp sender supplied by Stratus screws in the welded on bolt on the bottom rear side of the oil pan. This sensor bottoms out though and does not protude into the oil pan itself. On the oil temp senders I received from EIS they would obviusly protude into the tank. Can anyone give advice as to if they used the Stratus supplied sensor or if they punched through the material in that area and used the EIS supplied sensor? I hate not knowing..... Thanks for your help..... Steve Freeman ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 07, 2002
Subject: Re: ?? for Stratus - EIS flyers
In a message dated 05/07/2002 1:59:45 PM US Mountain Standard Time, Jim.Weston(at)delta.com writes: > He also said that the temp limits mentioned in his manual were set > Do you have the Rocky Mountain EIS installed in your cockpit? Thanks, Steve ________________________________________________________________________________
Date: May 07, 2002
From: Bryan Martin <bryanmmartin(at)comcast.net>
Subject: Re: Ailerons...
Trailing edge up, leading edge down or both, whatever it takes to get less angle of attack at the tip. -- Bryan Martin > > keith > to reduce lift you require to decrease the angle of attack therefor the wing > tip has less angle of attack than the root > meaning the wing tip is twisted slightly up not down. > sorry. > > ----- Original Message ----- > From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com> > To: > Subject: Zenith-List: Ailerons... > > > >> >> >> Keith, >> >> On most powered aircraft the wing tip is twisted slightly down as compared >> to the inboard portion >> of the wing. This is called washout and serves to make the wing stall >> beginning at the wing root and >> progressing towards the tip as well as from the trailing edge forward. >> By having the tip twisted down, the wing tip has a lower angle of attack > as >> compared to the wing root. >> This allows the ailerons to have some authority during the stall as the > part >> of the wing they are on has >> a lesser angle of attack due to the washout. >> >> Roger Kilby >> N98RK 601HDS >> >> > ________________________________________________________________________________
From: Alan Cossitt <alan.cossitt(at)verizon.net>
Subject: Where is it ok to land a CH 701/801?
Date: May 07, 2002
Hi Ihab & list, I am also an environmentalist and had the same debate about how airplanes affect the environment. The conclusion I came to is that airplanes are the most environmentally friendly way travel that we have available. The reasons I came up with are the same as you have listed. I don't think most people think about how much damage a road does to the environment. The main problem is that many land-use agencies just don't want to deal with airplanes and, in the best tradition of bureaucracies everywhere, will think of a hundred reasons to say no. I read the congressional testimony of the BLM, Forest Service, and Park Service against keeping backcountry airstrips. Most of the reasons they came up were ludicrous. A couple of examples: Land Use agencies that allow inexperienced or intoxicated rafters to run difficult and dangerous river rapids and allow people to free climb cliffs claim that airplanes use of backcountry strips is so dangerous to pilots that backcountry airstrips must be closed (and the favorite way to close a backcountry airstrip is to dig a deep ditch across it, possibly injuring or killing a pilot who uses the strip for an emergency landing). Land Use agencies that allow heavy cattle grazing (the most ecologically damaging use of western grasslands and a major reason for the spread noxious weeds) claim that airplanes will cause environmental disaster because they will cause the spread of noxious weeds from airstrip to airstrip (even though it would be quite easy to control weeds at a backcountry airstrip), etc., etc., etc. The best and only solution is for pilots (even pilots who don't normally use backcountry airstrips) to become politically active and protect and lobby for reasonable aircraft access to our public lands. The battle is far from over and even more restrictive regulations are being considered (flight restrictions such as flight corridors or TFRs around and over wilderness and national parks, for example). Check out www.flyidaho.org and www.montanapilots.org for more information about how to join and help. -Alan Cossitt -----Original Message----- From: Ihab A.B. Awad [SMTP:iawad(at)scimagix.com] Subject: Re: Zenith-List: Where is it ok to land a CH 701/801? Hi Alan & all, Alan Cossitt wrote: > I've done a great deal of research in this area and unfortunately the > number of places you can legally land an airplane on public land is > severely restricted by ... law. ... Because of the shortage of legal > landing areas for airplanes on public lands many pilots are beginning > to join together to lobby .... First of all, thank you for the very complete (if discouraging) reply. Now, this sorta puts me at odds with myself.... I guess I'm at least as much of an environmentalist as your average person. At one point in my life, I believed that we should not use cars at all; as a result, I exclusively walked, bused or biked through many bitter Minnesota winters. (This isn't counting even more Minnesota winters during which I did the same but out of necessity, because I was a poor student and couldn't afford a car.) I have since then come to be more mainstream (I drive a Toyota), but I still fully respect those who choose to opt out of our gasoline-centric life. That said, if one is to allow oneself the use of a Subaru wagon to get to the wilderness, then, *on the face of it*, one should also be okay with a STOL CH 801 which uses (literally!) the same engine. I'd wager that the CH 801 might save some gas by taking a more direct route; furthermore, it doesn't require a road to be built, and doesn't kill any deer along the way. Are there differences between aircraft, and can the regulations be set up to take advantage of these (or, can aircraft be built to satisfy valid concerns that the public may have)? Would a landing strip close to a parking lot in a national park necessarily need to allow *all* aircraft, or could aircraft be restricted based on noise level? Can a piston aircraft engine be effectively muffled, even if at the expense of some power or weight? Is this retrofittable to existing traditional designs (can someone "hush-kit" a C-172 and thereby gain admittance to more quiet areas)? I guess it's not easy to have a hobby. :( Thanks again Alan, and peace to all, Ihab -- Ihab A.B. 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________________________________________________________________________________
Date: May 07, 2002
From: Gary Gower <ggower_99(at)yahoo.com>
Subject: Re: Engine weight
Hi Steve, We are going to beguin building a 701, now is on the border ready to be here by the end of the week... Well, back to idea... I dont think that the VW engine in the 701 is a good idea, is like installing a 3 cil Geo in a Hummer (just an example of little engine in heavy vehicle, Geo's are great engines). The flying "envelope" you will be in your 701 needs more peek power that the VW engine could give you all the time, the heads will not resist the "use and abuse". To get more info you can join the VW conversion list, I can lead you to it if interested, I am subscribed there for years. The Corvair will be a much better choice, if the weight is OK. (I have no experience in the 701 yet). Saludos Gary Gower --- dix39(at)charter.net wrote: > > > ----- Original Message ----- > From: "Charles Pomaski" <ndsemc(at)ktn.net> > > I pl> Ok, Edition 4 701 plans state 100BHP 200lbs > 25" forward of the > firewall. > > So, what were the weight and balance sheet > figures ? I'm doing a VW > > 2180 and would like to compare / evaluate your > numbers. If anyone else > > has done a VW, I would enjoy seeing those numbers. > > > > > > I weighed an 0-200 ... to use in my CH 701. ... > the weight included > > everything, baffling, exhaust, all accessories, > except the vacuum pump. > > ... It was weighed on bathroom scales, and the > weight was 260 lbs. > > > I pan to use the 0-200 with nothing on the accessory > case but the mags. > This should put the engine at around 220, 225 lbs. > Also, no header tank. I > have been e-mailing another 701/0-200 builder who is > probably flying now. > The last I heard he was very happy with the W/B > numbers, and taxi runs. I > think, in planning to use a VW derivative on a 701, > a redrive should > seriously be considered to get a lower prop speed. > I have a Hapi 75 Magnum > in my garage that was originally planned to go on > the my 701, but it turns > too fast to use a prop diameter that would be very > efficient. I considered > using a redrive on it, but some of the modifications > Hapi made in the > conversion, notably the tapered hub and front seal, > were not compatible and > would require crankshaft and possibly crankcase > replacement. Also, I > learned that VW derivatives are not noted for having > superior cooling at > higher power settings. > > Steve Dixon > > http://health.yahoo.com ________________________________________________________________________________
Date: May 07, 2002
From: Brent Battles <brentbattles(at)pipeline.com>
Subject: Setting Carbs for Equal EGT (was Sticky Throttle Linkage)
>From: "Wayne Beattie" <wyne.beattie(at)snet.net> >Subject: Re: Zenith-List: Sticky Throttle Linkage >Now I'm going to get fanatical about setting up the >carbs for equal EGT. My two cents worth: I don't know as a fact but would strongly suggest that there is enough discrepancy in distance between the sources of heat exiting either exhaust stack to account for considerable difference in observed EGT even if probes are located at precicely the same distance from the engine exhaust ports. (In opposed-cylinder flat engines the cylinders must be staggered, yet the exhaust stacks exit the block exactly adjacent to eachother.) I'd suspect the best one could do using EGT would be to monitor changes from initial readings obtained with carbs synchronized using engine manufacturer's methods (mechanical & differential pressure gauge settings). Regards, Brent Battles 601HD Rotax 912 ________________________________________________________________________________
From: "David Tanner" <vk3auu(at)vic.australis.com.au>
Subject: Re: Setting Carbs for Equal EGT (was Sticky Throttle Linkage)
Date: May 08, 2002
I have 4 EGT probes on my 912 and sometimes I feel that I would have less angst if I had none and just relied on what the plugs look like to adjust the micture sttings as I used to do with a 503. Having said that, I do still have an unresolved problem with an inlet valve which doesn't seem to seat properly, resulting in a low EGT reading. David Tanner CH701 ________________________________________________________________________________
From: "David Tanner" <vk3auu(at)vic.australis.com.au>
Subject: Re: ?? for Stratus - EIS flyers
Date: May 08, 2002
You should talk to Jabiru about the length of oil temp probes. The early models had short probes which gave incorrectly low readings of temperature, giving operators the impression that an oil cooler was not needed. This has since been rectified. David Tanner ________________________________________________________________________________
From: "Weston, Jim" <Jim.Weston(at)delta.com>
Subject: ?? for Stratus - EIS flyers
Date: May 08, 2002
No, just the standard VDO gauges provided by Zenith with their firewall forward package. Jim -----Original Message----- From: STEFREE(at)aol.com [mailto:STEFREE(at)aol.com] Subject: Re: Zenith-List: ?? for Stratus - EIS flyers In a message dated 05/07/2002 1:59:45 PM US Mountain Standard Time, Jim.Weston(at)delta.com writes: > He also said that the temp limits mentioned in his manual were set > Do you have the Rocky Mountain EIS installed in your cockpit? Thanks, Steve ________________________________________________________________________________
From: "Dale Ward" <adwsail(at)bigfoot.com>
Date: May 08, 2002
Subject: CH-601 flyability
I'm currently researching various homebuilt aircraft and have almost certainly decided to go with the CH-601 XL but I can't find a needed piece of information. The RV-6 was another contender until I came across a series of articles pointing to a real problem with the 23012 airfoil used in the RV-6. What airfoil does the 601 use? HD? XL? Also, is there ANY negative issues concerning the flying characteristics of the 601 series? I am not looking for generic information but rather verifiable, objective opinions. All aircraft have their "quirks" but I can't find anything on the 601 series. Any help is appreciated. ________________________________________________________________________________
Date: May 08, 2002
From: Doug Waer <dwaer(at)yahoo.com>
Subject: Re: CH-601 flyability
The HD/HDS use a NACA 65-018 airfoil...Just so happens to be the same foil used for Jack Northrup's flying wing if I remember right. The XL model uses a modified NACA 23-018 (Riblett). Doug --- Dale Ward wrote: > > I'm currently researching various homebuilt aircraft and have almost > certainly decided to go with the CH-601 XL but I can't find a needed > piece of information. The RV-6 was another contender until I came > across a series of articles pointing to a real problem with the 23012 > airfoil used in the RV-6. What airfoil does the 601 use? HD? XL? ===== Douglas Waer :: Boeing Helicopter Systems :: Mesa, AZ :: 85215 http://home.earthlink.net/~dwaer/flying.html http://health.yahoo.com ________________________________________________________________________________
Date: May 08, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: Elevator Trim Tab Instructions
Where are the instructions for the 601 XL recessed elevator trim tab? I see the drawings in the plans book but nothing in the manual describing the process. Should I just go from plans, or am I missing a page in the manual? Thanks, Todd Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: SEAL2CC(at)aol.com
Date: May 08, 2002
Subject: Re: Elevator Trim Tab Instructions
I did mine just from plans and that's all that came with mine. It all comes together.. Chris ________________________________________________________________________________
Date: May 08, 2002
Subject: Re: Elevator Trim Tab Instructions
From: Michael R Fortunato <wizard-24(at)juno.com>
Todd, Go to the ZAC builders area of their web site, and under the section for the HDS model, there's a builder's manual for the recessed elevator trim. Should be the same trim for all models since the tails are all the same. Mike Fortunato 601XL writes: > > Where are the instructions for the 601 XL recessed elevator trim > tab? I see the drawings in the plans book but nothing in the manual describing > the process. Should I just go from plans, or am I missing a page in the > manual? ________________________________________________________________________________
From: "Dale Ward" <adwsail(at)bigfoot.com>
Date: May 08, 2002
Subject: Re: CH-601 flyability
On 8 May 2002, at 7:11, Doug Waer wrote: > > The HD/HDS use a NACA 65-018 airfoil...Just so happens to be the same foil used > for Jack Northrup's flying wing if I remember right. The XL model uses a > modified NACA 23-018 (Riblett). > > Doug Thanks Doug, that helps my research tremendously. Dale Ward WB4LIP Wooden Boat Cold Molding and Restoration Marine Electronic Systems Design adwsail(at)bigfoot.com ________________________________________________________________________________
Date: May 08, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: Filling scratches and minor misfits
Previously I asked a similar question about Bondo and the overwhelming response was NO, Don't do it. I understand why. As I am starting to complete more and more parts however, I am noticing small area's that could benefit from slight touch-ups before painting. Things like scratches that are too deep to sand out and small areas (horizontal stabilizer tips that don't quite touch the front of the skin) that have slight gaps. What could be used to fix these minor imperfections to make the final paint look nicer? I was thinking maybe fiberglass resin, maybe using small amounts of fiberglass cloth or hair, etc. Even plastic glue for the real small area's. Is there a good material/method to fill these small blemishes so that the final paint will look good, not add too much weight, and not crack or break from vibration? Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: Filling scratches and minor misfits
Date: May 08, 2002
Get some stuff called Polly Fill from Aircraft Spruce. It is very light, and comes in two parts that have to be mixed. I used it on the bumps on my cowling, and intend to use it for gaps on the wing tips, and some small dents before I paint my plane. ----- Original Message ----- From: "Todd Osborne" <todd(at)toddtown.com> Subject: Zenith-List: Filling scratches and minor misfits > > Previously I asked a similar question about Bondo and the overwhelming > response was NO, Don't do it. I understand why. As I am starting to > complete more and more parts however, I am noticing small area's that could > benefit from slight touch-ups before painting. Things like scratches that > are too deep to sand out and small areas (horizontal stabilizer tips that > don't quite touch the front of the skin) that have slight gaps. What could > be used to fix these minor imperfections to make the final paint look > nicer? I was thinking maybe fiberglass resin, maybe using small amounts of > fiberglass cloth or hair, etc. Even plastic glue for the real small area's. > Is there a good material/method to fill these small blemishes so that the > final paint will look good, not add too much weight, and not crack or break > from vibration? > > Todd Osborne > Internet E-Mail: todd(at)toddtown.com > AOL Messenger: toddosborn > > ________________________________________________________________________________
From: "Morgan Wadsworth" <mwadsworth(at)factory53.com>
Subject: Mazda rotary's:
Date: May 08, 2002
Hi List, About a month and a half ago I replied to an email and stated that I plan to build the CH640 and I plan to power it with a converted Mazda rotary, and while many of you supported and considered the idea there were a few that didn't like it simply because a lot of smaller airports don't supply automotive fuel, and that this could be a huge hassle when trying to figure out flight plans for x-country's. I just wanted to let those of you know that most of the rotary's that are being converted for aviation application will be fueled by 100LL aviation fuel, the fact that the engines don't require an O2 sensor makes this possible, as well as the EFI and Ignition controller that is used. I thought I would just inform the list, because if anyone ever decided against this engine type because of that reason, they can reconsider it. I'm going to go with this engine for sure for a few reasons: - PRICE: mazda rotary new from mazda $2300 CDN, about 6000 - 8000 CDN for conversions to complete aviation application, rather than $25000.00 USD (or like $1,000,000.00 CDN LOL) for a new Lycoming 0-360 - Maintenance: its a car engine with very few moving parts, easy to maintain, plus I enjoy working on engines, as well it's an extremely reliable engine. - Power to weight: Full firewall forward on most planes producing 180 - 200 hp weigh about 345lbs. *CH640 can accommodate 440lbs installed* The small 13B engine *2 rotors* will produce 160 hp stock, porting it, and few other minor intake mods will bring it up to 180 - 200 hp. The 20B will produce 220 - 300hp depending on the intake. - uses aviation fuel - Cheap to maintain - Fuel efficiency is getting as good as Lycoming, and other certified aviation engines. Sorry for preaching here, I just wanted to provide this information to the people that thought the engines wouldn't run aviation fuel. Take care... Morgan Wadsworth ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: N721PT first flight!
Date: May 08, 2002
First flight in N721PT occured around 7pm tonight. It was a brief flight, once around the pattern. I have some pitot/static issues to work out. My VSI was reading a 500 fpm descent on climbout, and my airspeed seemed very unreliable. My ASI was reading 90 mph, while the GPS was reading 105 kts! I need to adjust the idle on the Stratus, since it quit as I was flairing. A fun "seat of the pants" flight for certain. The airplane did fly straight & true. Next time I'll have to figure out the airspeed problem. Philip A. Polstra Certified Flight Instructor - Airplane Single Engine; Instrument Airplane Ground Instructor - Advanced; Instrument NAFI Instructor http://www.philsflying.com ________________________________________________________________________________
Date: May 08, 2002
From: Richard Voss <vozzen(at)yahoo.com>
Subject: Re: Elevator Trim Tab Instructions
There are significant differences between the ZAC Builders Area drawings for the HDS retro-fit recessed trimtab (dated '98) and the current XL drawings (dated '01). The XL has an entirely different horn, positioned now in center of tab, some different dimensions, etc. I cut the tab in, using only the plans, and it worked out well. Only problem was an extra hole, due to having drilled the elevator skin to the ribs before planning the trimtab. Where sheet 6-T-3 (XL) says (on left side) to drill 2nd rivet 85mm from rib end, it should be 85mm from trailing edge. That hole needs to fall where the inboard rib intersects the recess channel. I showed Nick; he said he'd put on list for next revision. ... And something in the manual would be nice. Richard Voss XL, tail "almost" done, Kansas City. > Go to the ZAC builders area of their web site, and under the section > for > the HDS model, there's a builder's manual for the recessed elevator > trim. > Should be the same trim for all models since the tails are all the > same. > > > Where are the instructions for the 601 XL recessed elevator trim > > tab? I see the drawings in the plans book but nothing in the manual > describing > > the process. Should I just go from plans, or am I missing a page > in > the > > manual? > ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: N721PT first flight!
Date: May 09, 2002
Phil, Congratulations!!!! Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "Beckman, Rick" <Rick.Beckman(at)ATK.COM>
Subject: N721PT first flight!
Date: May 09, 2002
Subject: N721PT first flight! Way to go Phil!!!! All those bugs will work out soon and the effort will be well worth it! Again, Congratulations !!! Rick 750 MSL and sinking ________________________________________________________________________________
From: "Weston, Jim" <Jim.Weston(at)delta.com>
Subject: N721PT first flight!
Date: May 09, 2002
Congratulations Philip. I was thinking about you last night while I was at church, since I knew that was your planned departure time. Jim -----Original Message----- From: Philip Polstra [mailto:ppolstra(at)mindspring.com] Subject: Zenith-List: N721PT first flight! First flight in N721PT occured around 7pm tonight. It was a brief flight, once around the pattern. I have some pitot/static issues to work out. My VSI was reading a 500 fpm descent on climbout, and my airspeed seemed very unreliable. My ASI was reading 90 mph, while the GPS was reading 105 kts! I need to adjust the idle on the Stratus, since it quit as I was flairing. A fun "seat of the pants" flight for certain. The airplane did fly straight & true. Next time I'll have to figure out the airspeed problem. Philip A. Polstra Certified Flight Instructor - Airplane Single Engine; Instrument Airplane Ground Instructor - Advanced; Instrument NAFI Instructor http://www.philsflying.com ________________________________________________________________________________
Date: May 09, 2002
From: Peter Chapman <pchapman(at)ionsys.com>
Subject: Re: CH-601 flyability
At 09:44 08-05-02 , you wrote: >piece of information. The RV-6 was another contender until I came >across a series of articles pointing to a real problem with the 23012 >airfoil used in the RV-6. What airfoil does the 601 use? HD? XL? A Zenith brochure once said that it was a MODIFIED 65-018 on the 601 (other than the XL). But that's nearly useless info because it must be highly modified. The 65-018 has a design lift coefficient of zero while the Zodiac airfoil is highly cambered. The chordwise position of max t/c looks different too. I don't personally see much in common. There's a sketch of the airfoil at: http://www.zenithair.com/zodiac/6-design.html Good lift, probably a nice forgiving stall, excellent for spar depth, a bit draggy. The sketch may not necessarily be true to scale, but looks about right from my experience. I don't see any big issue with the 23012. It has a sharper stall than other airfoils, which has made it popular on lightly aerobatic aircraft. Still gets the job done even if not a modern, designer airfoil. Overall stall & stall warning characteristics of an aircraft using it will still be greatly affected by other factors, such as tail placement and wing washout. If you have information about the RV-6's stall characteristics in particular, that's OK, but I wouldn't count the aircraft out on the basis of the airfoil only. >Also, is there ANY negative issues concerning the flying >characteristics of the 601 series? I am not looking for generic I don't think we have any major problems with the flight characteristics of the various 601s. They aren't as fast as the brochures say. The HD model, if not using a heavy engine like the Subaru, will tend towards a C of G near the back of the range, so one may need to restrict the amount of baggage in the turtledeck. Like many homebuilts, 601s are lighter on the stick than, say a C-152, especially in pitch. Which just takes getting used to. There's lots of stall warning on both HD and HDS models. I'm not familiar with the XL. Any debate about RV vs Zenith has to consider the differences in overall mission. The RV series are faster, more sophisticated, and generally more powerful aircraft. Building time can be much higher too for RVs, although their latest kits with pre-drilled holes will decrease some of the gap between them and Zeniths. By the way, for anyone on this list, how much is predrilled these days on 601 or 601 XL kits? I image it is more than when my dad's kit was bought years ago? Peter Chapman Toronto, ON 601 HDS / 912 / C-GZDC ________________________________________________________________________________
Date: May 09, 2002
Subject: 601XL Cable Routing
From: Michael R Fortunato <wizard-24(at)juno.com>
Any other XL builders out there concerned about how their control cables are routed? By that I mean it seems like I'm having to add fairleads that are not on the plans (such as where the cables run through the seat panel opening near the bottom). Also, the flange on the aft end of the control tube wants to bump into the cables running on either side of it when the control stick is moved right and left. I hope this makes sense....anyone else notice this? Mike Fortunato 601XL ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: Ailerons...
Date: May 08, 2002
Don, I beg to disagree with your statement that "to reduce lift you require to decrease the angle of attack therefore the wing tip has less angle of attack than the root meaning the wing tip is twisted slightly up not down." It is true that if you want to reduce lift you are required to decrease the angle of attack but in order to reduce the angle of attack at the wing tip, the tip is twisted down, i.e.. lower at the leading edge. I am not speaking about the ailerons but the actual wing itself. This lower leading edge at the tip meets the relative wind at a smaller angle than does the rest of the wing. My suggestion on the 601 is simply don't worry about it. Build according to the plans and the aircraft flies great! Roger Kilby ________________________________________________________________________________
From: "Randy L. Thwing" <n4546v(at)mindspring.com>
Subject: Re: CH-601 flyability
Date: May 09, 2002
What is wrong with the RV-6 airfoil? I have been told it is the same airfoil used by the Beech Bonanza. Randy L. Thwing, 701 Plans & '48 Bonz >>The RV-6 was another contender until I came > >across a series of articles pointing to a real problem with the 23012 > >airfoil used in the RV-6. ________________________________________________________________________________
Date: May 09, 2002
From: Gary Gower <ggower_99(at)yahoo.com>
Subject: Re: What's up with Stratus? Side Job?
One point of view: I have "worked" for some years (here in Mexico) with ultralights, as a side job. Aviation is very important for me, but I will not be able to do much, if I would not have a "main no aviation" work that will support my living and family. Here, betwen pilots, we say: "The biggest danger of aviation is to starve to death". Is very dificult, at least here to be succesfull in something from general aviation, down (but nos least important) to Ultralighs. I dont know Stratus (Mykal), I am new to the list, but the time to get his clients satisfied, if you have enough patience and trust. Most of the aviation Big companies started (and some broked in the road, I know) from "two car garage corporations". Saludos Gary Gower --- Don Walker wrote: > > > Last week my upper starboard engine mount bracket > was found cracked at the > rear of the tab which connects to the head...about 1 > 1/4 inches down the > plate. I e-mailed Mykal. He ressponded the next day > and mailed me a new > bracket which I got in four days. Pics available. He > said this is the first > such incident with the brackets. I was satisfied > with his response. Don > Walker HDS 214 hours. > > > >From: STEFREE(at)aol.com > >Reply-To: zenith-list(at)matronics.com > >To: zenith-list(at)matronics.com > >Subject: Zenith-List: What's up with Stratus? > >Date: Tue, 7 May 2002 13:21:24 EDT > > > > > >Hi, > > > >Does anyone know what is up with Stratus? Are they > operating as a "real" > >business or is this a sideline to Mykal now? > > > >The reason I ask is I called over there a little > while ago and I got an > >answering machine that says (paraphrase) "I'm > working days now, so be sure > >to > >leave a phone number where I can reach you in the > evenings, or on > >Saturday." > > > >This concerns me from a support end issue. Does > anyone else have any > >feedback from Mykal? > > > >Thanks, > > > >Steve Freeman > > > > > > > > Contributions of > any other form > > latest messages. > other List members. > > http://www.matronics.com/subscription > http://www.matronics.com/photoshare > http://www.matronics.com/search > http://www.matronics.com/archives > http://www.matronics.com/emaillists > > > > > ________________________________________________________________________________
Date: May 09, 2002
From: Gary Gower <ggower_99(at)yahoo.com>
Subject: Re: Where is it ok to land a CH 701/801?
Reading this post, I remembered a page from the Bingilis book about engines. This page mention the construction of the "Swiss Muffler". a real silent muffler easy to build. In some Europe countries the airplanes are so quiet (some even under the same automoviles noise stds) that they need a horn when they are taxing in plataform to advice the people around. This way a silent 701 could be in the same "ecologic" noice level as any car, and maybe with more chances (in niose level, or eviromental danger) than motorcycles, 4x4's or snowmobiles... because they need a shorter landing strip, compared with the road oter vehicles need... Down from my soap box. Saludos Gary Gower --- "Ihab A.B. Awad" wrote: > > > Hi Alan & all, > > Alan Cossitt wrote: > > I've done a great deal of research in this area > and unfortunately the > > number of places you can legally land an airplane > on public land is > > severely restricted by ... law. ... Because of > the shortage of legal > > landing areas for airplanes on public lands many > pilots are beginning > > to join together to lobby .... > > First of all, thank you for the very complete (if > discouraging) reply. > Now, this sorta puts me at odds with myself.... > > I guess I'm at least as much of an environmentalist > as your average > person. At one point in my life, I believed that we > should not use cars > at all; as a result, I exclusively walked, bused or > biked through many > bitter Minnesota winters. (This isn't counting even > more Minnesota > winters during which I did the same but out of > necessity, because I was > a poor student and couldn't afford a car.) I have > since then come to be > more mainstream (I drive a Toyota), but I still > fully respect those who > choose to opt out of our gasoline-centric life. > > That said, if one is to allow oneself the use of a > Subaru wagon to get > to the wilderness, then, *on the face of it*, one > should also be okay > with a STOL CH 801 which uses (literally!) the same > engine. I'd wager > that the CH 801 might save some gas by taking a more > direct route; > furthermore, it doesn't require a road to be built, > and doesn't kill any > deer along the way. > > Are there differences between aircraft, and can the > regulations be set > up to take advantage of these (or, can aircraft be > built to satisfy > valid concerns that the public may have)? Would a > landing strip close to > a parking lot in a national park necessarily need > to allow *all* > aircraft, or could aircraft be restricted based on > noise level? Can a > piston aircraft engine be effectively muffled, even > if at the expense of > some power or weight? Is this retrofittable to > existing traditional > designs (can someone "hush-kit" a C-172 and thereby > gain admittance to > more quiet areas)? > > I guess it's not easy to have a hobby. :( > > Thanks again Alan, and peace to all, > > Ihab > > -- > Ihab A.B. Awad > > > > Contributions of > any other form > > latest messages. > other List members. > > http://www.matronics.com/subscription > http://www.matronics.com/photoshare > http://www.matronics.com/search > http://www.matronics.com/archives > http://www.matronics.com/emaillists > > > > > ________________________________________________________________________________
From: "Charles Sonberg" <2408s@cox-internet.com>
Subject: Re: What's up with Stratus?
Date: May 09, 2002
He said that after 9-11 orders dried up. He had to get a job to survive. He is a little harder to get a hold of but he still supports just fine. Even though my ignition was out of warranty he stll replaced it free of charge even thogh I offered to pay. So, I don't think you need to worry. Chuck > > Hi, > > Does anyone know what is up with Stratus? Are they operating as a "real" > business or is this a sideline to Mykal now? > > The reason I ask is I called over there a little while ago and I got an > answering machine that says (paraphrase) "I'm working days now, so be sure to > leave a phone number where I can reach you in the evenings, or on Saturday." > > This concerns me from a support end issue. Does anyone else have any > feedback from Mykal? > > Thanks, > > Steve Freeman ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: First flight pics
Date: May 09, 2002
http://www.geocities.com/ppolstra/firstflight.html Philip A. Polstra Certified Flight Instructor - Airplane Single Engine; Instrument Airplane Ground Instructor - Advanced; Instrument NAFI Instructor http://www.philsflying.com ________________________________________________________________________________
From: "doug" <dm10495(at)cedarnet.org>
Subject: panel
Date: May 09, 2002
Does anyone have a cad drawing of a 601 instrument panel? Doug Mattson dm10495(at)cedarnet.org ________________________________________________________________________________
From: kevindiehl(at)KevinDiehl.com
Subject: Re: First flight pics
Date: May 09, 2002
FYI Your Pictures aren't showing up because you have your links for you Image Source set to point to the users D Drive Instead of your web site. You should have it Pointing to http://www.geocities.com/ppolstra/firstflight-1.JPG Just Thought you'd want to know. Congrats & Nice Pictures, Kevin Diehl http://www.KevinDiehl.com STOL 801 ----- Original Message ----- From: "Philip Polstra" <ppolstra(at)mindspring.com> Subject: Zenith-List: First flight pics > > http://www.geocities.com/ppolstra/firstflight.html > > Philip A. Polstra > Certified Flight Instructor - Airplane Single Engine; Instrument Airplane > Ground Instructor - Advanced; Instrument > NAFI Instructor > http://www.philsflying.com > > ________________________________________________________________________________
From: "Mark Townsend" <mark.townsend(at)sympatico.ca>
Subject: Re: 601XL Cable Routing
Date: May 09, 2002
HI Mike did you use the new 3 3/4" holes or the old rectangle cutout in the seat panel? Remember that there has been 214 changes to the original plans and that was one of them. Mark Townsend 601XL EA82MPFI Turbo -----Original Message----- From: Michael R Fortunato <wizard-24(at)juno.com> Date: Thursday, May 09, 2002 3:23 PM Subject: Zenith-List: 601XL Cable Routing > > >Any other XL builders out there concerned about how their control cables >are routed? By that I mean it seems like I'm having to add fairleads that >are not on the plans (such as where the cables run through the seat panel >opening near the bottom). Also, the flange on the aft end of the control >tube wants to bump into the cables running on either side of it when the >control stick is moved right and left. I hope this makes sense....anyone >else notice this? > >Mike Fortunato >601XL > > ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: First flight pics
Date: May 10, 2002
> FYI Your Pictures aren't showing up because you have your links for you > Image Source set to point to the users D Drive Instead of your web site. > Oops. I love Front Page. Problem should be fixed now. http://www.geocities.com/ppolstra/firstflight.html ________________________________________________________________________________
Date: May 10, 2002
From: John Thompson <rcav8r(at)chorus.net>
Subject: 640
The 640 is very nice, but as a family cross country hauler, it has one very glaring defect, a lack of real baggage space. If you are just going to have 2 people, and need loads of baggage, thats no problem. ________________________________________________________________________________
Date: May 10, 2002
Subject: Re: 601XL Cable Routing
From: Michael R Fortunato <wizard-24(at)juno.com>
I used the old rectangular cut-out, because as usual, that particular change was made after I already made the cut-out, and of course ZAC didn't bother to notify anybody of the change. Ugh. Mike Fortunato 601XL writes: > > > HI Mike did you use the new 3 3/4" holes or the old rectangle cutout > in the seat panel? Remember that there has been 214 changes to the original > plans and that was one of them. > > Mark Townsend > 601XL EA82MPFI Turbo ________________________________________________________________________________
From: "Damien Graham" <dgraham7(at)twcny.rr.com>
Subject: Oil Cooler for Rotax 912/601 HD
Date: May 10, 2002
The Zenith info states that one should not add an oil cooler until it is demonstrated that it is needed. Has anyone tried not using an oil cooler? Regards, Damien ________________________________________________________________________________
From: "Pinneo, George" <George.Pinneo(at)trw.com>
Subject: Oil Cooler for Rotax 912/601 HD
Date: May 10, 2002
I've suffered from this misdirection! If you fly in Northern Canada or Alaska, in cool weather, you may not need an oil cooler. I had to add one to complete my 40 hour fly-off out here in CA in April. Install an oil cooler before you damage your new engine! 601 HDS, 912 UL, 380 hours. GGP ________________________________________________________________________________
Date: May 10, 2002
From: Mike Fothergill <mfothergill(at)sympatico.ca>
Subject: Re: Oil Cooler for Rotax 912/601 HD
Hi Damien; I strongly recommend that you ignore that advice. Add the oil cooler. Mike C-FRND CH-601 900+ hours UHS Spinners Damien Graham wrote: > > > The Zenith info states that one should not add an oil cooler until it is > demonstrated that it is needed. Has anyone tried not using an oil > cooler? > Regards, > Damien > ________________________________________________________________________________
From: "Dave Austin" <daveaustin2(at)sprint.ca>
Subject: Re: Oil Cooler for Rotax 912/601 HD
Date: May 10, 2002
Yes, and had to install one after first flight, up here in Canada in September! Dave Austin 601HDS - 912 ________________________________________________________________________________
From: "patrick walsh" <pwalsh4539(at)msn.com>
Subject: Re: Oil Cooler for Rotax 912/601 HD
Date: May 10, 2002
Yes, I did not install an oil cooler at first....took one flight to realize that it was needed. BUT....that is in Texas and was in July...100 degree plus air temps. In the winter or cooler climates...and perhaps at altitude cruising it may not be needed...in fact my temps are a little on the cool side on the non-hot days..... Hope that helps Patrick Walsh 912/601 HD ----- Original Message ----- From: Damien Graham Subject: Zenith-List: Oil Cooler for Rotax 912/601 HD > The Zenith info states that one should not add an oil cooler until it is demonstrated that it is needed. Has anyone tried not using an oil cooler? Regards, Damien = = = = Get mor ________________________________________________________________________________
Date: May 11, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: How Does First Flight Feel?
I know this is very subjective, but I am curious, how does it feel the first time you fly a plane you built? Is it like your first solo? I still remember my first solo, 14 years ago, like it was yesterday. I remember being happy, anxious, thrilled, but also nervous and terrified. The scared/terrified part left as soon as the little 152 left the ground. I guess I knew then that I really had a job to do, put it back down on the ground in one piece. I circled the pattern and landed without problem, and sheer JOY and happiness took over. I did NOT want to do it again that day. I wanted to go home. The next day I rented the plane and flew solo to the practice area, and all the scared feelings from the day before were gone. I felt comfortable again, although maybe I shouldn't have :) Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: "Chuck Deiterich" <cfd(at)thegateway.net>
Subject: Inst Panel
Date: May 11, 2002
You can see new pix of my 701 panel at http://members.thegateway.net/cfd/ look under AIRPLANE. Note the BRS will probably not be installed as it puts the cg at the aft limit. I thought you might like to see how I stiffened the .025 panel, without much added weight. On the front of the panel, there is a row of 4 switches just above the fuses on the left bottom. The door to the map box is missing. The dual CHT has two switches to select the front or rear cylinders. Yes, the throttle is a brass drawer knob. The mag switches are above the throttle, the key is the master and the start switch. Trim switch and boost pump switch are left of the throttle and the choke is above the intercom and the carb heat is left of the key. The space above the map box is for a transponder one day. Chuck D. ________________________________________________________________________________
From: Nielsenbe(at)aol.com
Date: May 11, 2002
Subject: buying a half completed project
If I buy a kit that is mostly completed but has never been registered....... Is it still possible to be listed as the builder? I will only do a small part of the work not 51%. Is it alot harder to get someone to sign off the airworthiness? What if the building logs for most of it are missing or not well documented? As you can guess I found a good deal on a plane that is 90% done and if I could still get all the benifits of being listed as the builder I would get the plane. Thanks, Brad ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 11, 2002
Subject: WANTED CH-701
I am looking for a CH701 project that needs completion. I really don't care at what percentage of completion but it must be a complete airframe contact me at RoyN9869L(at)aol.com Cheers, Roy ________________________________________________________________________________
From: Nielsenbe(at)aol.com
Date: May 11, 2002
Subject: Re: buying a half completed project
Thanks for the info. Brad ________________________________________________________________________________
From: "Russell J." <rsj(at)kscable.com>
Subject: insulation
Date: May 11, 2002
I have the firewall off my 601, and this would be a good time to cut insulation panels for the sides of the fuselage between then instrument panel and firewall. What are some of you using, other than the insulation bats sold in ACS, and does it add that much to soundproofing. Russell J. / 601-hds ________________________________________________________________________________
From: "Dave Austin" <daveaustin2(at)sprint.ca>
Subject: Re: insulation
Date: May 11, 2002
I used two inch fibrglas insulation with the backing removed to reduce fire risk. Dave Austin 601HDS - 912 ________________________________________________________________________________
From: "Bruce Bockius" <bruce(at)whiteantelopesoftware.com>
Subject: How Does First Flight Feel?
Date: May 11, 2002
Yeah, I'd say that's a pretty good description for me. I did fly the plane a 2nd time the first day, but I had to wait about 4 hours for my adrenaline level to return to normal first. -Bruce > I know this is very subjective, but I am curious, how does it > feel the > first time you fly a plane you built? Is it like your first > solo? I still > remember my first solo, 14 years ago, like it was yesterday. > I remember > being happy, anxious, thrilled, but also nervous and terrified. The > scared/terrified part left as soon as the little 152 left the > ground. I > guess I knew then that I really had a job to do, put it back > down on the > ground in one piece. I circled the pattern and landed without > problem, and > sheer JOY and happiness took over. I did NOT want to do it > again that day. > I wanted to go home. The next day I rented the plane and flew > solo to the > practice area, and all the scared feelings from the day > before were gone. I > felt comfortable again, although maybe I shouldn't have :) > > Todd Osborne > Internet E-Mail: todd(at)toddtown.com > AOL Messenger: toddosborn > > > =========== > =========== > =========== > http://www.matronics.com/browselist/zenith-> list > Search Engine: http://www.matronics.com/search > > =========== > > > > > ________________________________________________________________________________
From: "John Karnes" <jpkarnes(at)charter.net>
Subject: Re: buying a half completed project
Date: May 12, 2002
> I am thinking about buying a 95% complete project from another builder, will > I be able to get a Repairman Certificate? > If you, as the final builder, can convince the FAA or DAR inspector that you > have the requisite skill necessary for determining whether the aircraft is > in condition for safe operation, the inspector should give you the Repairman > Certificate. > > > According to this, Yes it's possible to get the repairman's certificate for > this airplane. The statement on AC Form 8050-88 that you must notarize and send with your application is, "More than 50% of the above-described aircraft was build from a kit (prefabricated parts) and I am the owner. The bill of sale from the kit manufacturer is attached." So I don't think it would be possible to obtain a repairman's certificate if you didn't buy the kit and assemble it yourself. John Karnes Port Orchard, WA 601 HDS w/Stratus ________________________________________________________________________________
From: "Cy Galley" <cgalley(at)qcbc.org>
Subject: Re: buying a half completed project
Date: May 12, 2002
I am sorry but the person that finally registers a home built can be issued the Repairman's certificate. Note there is NO linkage between what was bought, who built it and ownership. With a project school flight all the work has been done by students, but the instructor has easily gotten the Repair Certificate. Cy Galley, TC - Chair, Emergency Aircraft Repair, Oshkosh Editor, EAA Safety Programs cgalley(at)qcbc.org or experimenter(at)eaa.org Always looking for articles for the Experimenter ----- Original Message ----- From: "John Karnes" <jpkarnes(at)charter.net> Subject: Re: Zenith-List: buying a half completed project > I am thinking about buying a 95% complete project from another builder, will > I be able to get a Repairman Certificate? > If you, as the final builder, can convince the FAA or DAR inspector that you > have the requisite skill necessary for determining whether the aircraft is > in condition for safe operation, the inspector should give you the Repairman > Certificate. > > > According to this, Yes it's possible to get the repairman's certificate for > this airplane. The statement on AC Form 8050-88 that you must notarize and send with your application is, "More than 50% of the above-described aircraft was build from a kit (prefabricated parts) and I am the owner. The bill of sale from the kit manufacturer is attached." So I don't think it would be possible to obtain a repairman's certificate if you didn't buy the kit and assemble it yourself. John Karnes Port Orchard, WA 601 HDS w/Stratus ________________________________________________________________________________
Date: May 12, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: Fixing Non-Level Elevator Skin
While working on my XL's elevator yesterday, I failed to notice a leveling problem when drilling the skins. When cleco'd, there is about a 1"-2" warp, the left side of the trailing edge is higher/lower than the right side. It is obvious the problem happened while I was drilling the top-front of the skin. When I remove the cleco's along the hinge line, the elevator is flat and smooth, but the holes between the top and bottom skins don't line up, off by about a 1/2 hole width. This is apparently the distance that is causing the twist. So how do I correct it? 1) Live with it, ignore the twist and use the existing holes. 2) Re-drill the holes, make the rivet fit loose, and then drill new holes between the existing 40mm spaced holes, giving 20mm spacing between all the rivets in the elevator. Lots of rivets, but probably strongest. 3) Buy a new elevator skin and declare a do-over. Any other suggestions? Thanks, Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 12, 2002
Subject: Re: Fixing Non-Level Elevator Skin
In a message dated 5/12/2002 1:03:24 PM Eastern Standard Time, bryanmmartin(at)comcast.net writes: > > Another possibility: redrill the inner hole through the outer hole and make > a washer to put inside for the rivet to hold tight. The inner metal will be > held tight between the outer skin and washer. > This is a great fix. Sounds professionalism at its best ________________________________________________________________________________
From: "Don" <grandpanma(at)earthlink.net>
Subject: Partial Kit For Sale 601HDS
Date: May 12, 2002
Hi List, Still have my Partial Kit FOR SALE. $5900.00 or any Reasonal Offer. *** Price Reduced *** *********** MUST SELL ************ Get a head start or add cheaply to what you already have. My financial situation has changed and I can no longer afford to continue building. I started out building the 601HDS Rudder in the factory weekend workshop, brought the "Tail kit" home with me. Finished the "Tail kit", now was working on the "Wing kit". I only finished the skeleton of one wing, that's where I stopped. Must sell what I have. Drawings & Manuals: $340.00 Complete Tail Kit W/flush electric trim tab:(Finished) 1495.00 Wing & Aileron Kit: (finished skeleton of one wing) 4580.00 Leading Edge fuel tank kit: 875.00 Navigation/strobe light kit: 465.00 ____________ Total: 7755.00 Have a few EXTRA parts I will include. Will sell at a very reasonable price: ---- Around ---- $5900.00 or a reasonable offer. My E-mail Address is: grandpanma(at)earthlink.net I live in Puckett, MS. That's about 25 miles south/east of Jackson, MS. My phone No. 601-591-1589 Sincerely, Donald Vough Jr. ________________________________________________________________________________
From: "Dave Alberti" <daberti(at)execpc.com>
Subject: Re: Fixing Non-Level Elevator Skin
Date: May 12, 2002
This method may violate the edge distance...so be careful. You may find that you have to drill larger A5 on many holes to fix this. Don't overlook that you may have to fudge some holes on the "good" end to compromise the fit between the two. The problem (I'm guessing) came from drilling holes from one end to the other rather than from the middle out and alternating sides. The skin tightens up quite a bit even with just clecos and causes the warping. Dave ----- Original Message ----- From: "Bryan Martin" <bryanmmartin(at)comcast.net> Subject: Re: Zenith-List: Fixing Non-Level Elevator Skin > > Todd Osborne > > Internet E-Mail: todd(at)toddtown.com > > AOL Messenger: toddosborn > > > > Another possibility: redrill the inner hole through the outer hole and make > a washer to put inside for the rivet to hold tight. The inner metal will be > held tight between the outer skin and washer. > > > -- >> > > ________________________________________________________________________________
Date: May 12, 2002
From: Rich <rich(at)carol.net>
Subject: Re: Fixing Non-Level Elevator Skin
Once you rivet one side on it'll be difficult to hold the separate washers in place unless you use some sort of adhesive or liquid gasket type of product. It may be easier to use a strip of alum. instead of washers, which will be held in place be the clecoes next to the hole being riveted. Rich RoyN9869L(at)aol.com wrote: > > > In a message dated 5/12/2002 1:03:24 PM Eastern Standard Time, > bryanmmartin(at)comcast.net writes: > > > > > Another possibility: redrill the inner hole through the outer hole and make > > a washer to put inside for the rivet to hold tight. The inner metal will be > > held tight between the outer skin and washer. > > > > This is a great fix. Sounds professionalism at its best > ________________________________________________________________________________
Date: May 12, 2002
From: "JNBOLDING1" <JNBOLDING1(at)mail.ev1.net>
Subject: Re: Fixing Non-Level Elevator Skin
---------- Original Message ---------------------------------- From: Rich <rich(at)carol.net> Date: Sun, 12 May 2002 17:21:04 -0400 > >Once you rivet one side on it'll be difficult to hold the separate washers in place unless you use >some sort of adhesive or liquid gasket type of product. > >It may be easier to use a strip of alum. instead of washers, which will be held in place be the >clecoes next to the hole being riveted. > >Rich > > >RoyN9869L(at)aol.com wrote: >> >> >> In a message dated 5/12/2002 1:03:24 PM Eastern Standard Time, >> bryanmmartin(at)comcast.net writes: >> >> > >> > Another possibility: redrill the inner hole through the outer hole and make >> > a washer to put inside for the rivet to hold tight. The inner metal will be >> > held tight between the outer skin and washer. >> > >> >> This is a great fix. Sounds professionalism at its best >> > > >In my humble opinion the only fix is a new skin you are relying on friction to keep things from moving Fix it right and you won't have to think about it every time you fly. I built 3 left flaps,3 main spars and 5 trim tabs for an RV3 almost 30 yrs ago and look at the extra work as part of the learning curve John ________________________________________________________________________________
From: "Steve Danielson" <steved(at)nc.rr.com>
Subject: Re: Fixing Non-Level Elevator Skin
Date: May 12, 2002
I don't think washers is a good idea. Drilling the holes slightly bigger and fitting the A4 to fit, and then adding new A4 between each of the affected rivets sounds good to me, if approved by Nick. I had a case where I violated the min edge distance on the front of the elevator skin, and that was the approved ZAC fix (new rivets in between) So now I have twice the rivets on the front of my elevator in a zig zag pattern. At least yours will be in a straight pattern... Steve Danielson stalled on an XL tail kit ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: Oil cooler for Rotax 912/601 HD
Date: May 13, 2002
Damien, Here in Virginia it gets hot and an oil cooler is a must I have one and also made a small vent in the lower cowl to provide extra cooling for the summer time. I have a small panel that I install over this opening in the winter. Roger Kilby N98RK 601HDS . ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: How Does First Flight Feel?
Date: May 13, 2002
Todd, I'd say you are about right on with your description. I believe I was more nervous when, as a newly instrument rated pilot, I flew actual IFR alone for the first time. There is a definite thrill that this is an aircraft YOU built. Of course, the first thing I did after my first flight was to call my wife and tell her I was still in one piece. She was more worried than I was. Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "Chris Weber" <chrisoz(at)gmx.net>
Subject: Fixing Elevator Skin
Date: May 13, 2002
> While working on my XL's elevator yesterday, I failed to notice a leveling > problem when drilling the skins. When cleco'd, there is about a 1"-2" warp, > the left side of the trailing edge is higher/lower than the right side. > > > So how do I correct it? > > 1) Live with it, ignore the twist and use the existing holes. > > 2) Re-drill the holes, make the rivet fit loose, and then drill new holes > between the existing 40mm spaced holes, giving 20mm spacing between all the > rivets in the elevator. Lots of rivets, but probably strongest. > > 3) Buy a new elevator skin and declare a do-over. > > Any other suggestions? Thanks, Hello Tod, the obvious answer is 2). But: Straighten it out and drill new holes between the existing holes with the 20 mm spacing. Cleco and then drill the old holes. Rivet up. The resulting rivet-line will look okay, and you've got the right number of rivets in prime condition with correct edge distance. Washers are not a good idea, hard to fit and just clamping the lower sheet doesn't seem such a good idea. Structural wise there is no compelling reason to roll over and redo the whole skin, more an ego thing. I wouldn't bother, and have 20 mm spacing on my stabilizer spar were I stuffed up. Looks good, flies good, nobody notices, and I stopped being annoyed a long time ago. Happy building, Chris Weber 601 TD 912, 25 hours and testperiod over, the final registration was filed today ________________________________________________________________________________
From: "Fred or Sandy Hulen" <hulens61(at)birch.net>
Subject: negative postings
Date: May 13, 2002
It saddens me to read the many criticisms posted to this list. It didn't used to be this way. I look forward to the return of an ongoing positive attitude. Fred Area 41 Snailworks "Zodie Rocket" N-601LX Perpetually in the last 10% ________________________________________________________________________________
From: "Lumkes, John Jr." <lumkes(at)msoe.edu>
Subject: Mild Positive G aerobatics in a CH701?
Date: May 13, 2002
Hello, At the request of a friend considering building the CH701: Are gentle loops, stall-turns, and other positive G mild aerobatics "allowed" or has anyone done them. This certainly isn't the primary reason anyone would build this plane but it might be interesting to know. Thanks, John Lumkes lumkes(at)msoe.edu ________________________________________________________________________________
Date: May 13, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: Re: A Matter of Math
In all fairness to you, I bleed profusely when building my plane. Like you, my wife would not believe I was working on it unless I come in a couple of times each Saturday for her to fix me up. No major skin condition here, other than allergic reaction to aluminum shavings, I just manage to cut myself on everything sharp, which is the majority of the plane :) Yes, I use wood blocks so I don't drill my fingers, but I have drilled them several times anyways. Blood, Sweat, and Tears. I think I will name my plane that! I am light-hearted and build and fly for fun only. I don't take life too seriously, am happy and fun-loving, and yes, error prone. I will probably paint my plane blood red to cover the stains that I could not get out :) Just kidding folks! Have a good week. Todd ________________________________________________________________________________
Date: May 13, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: Re: Fixing Non-Level Elevator Skin
I just wanted to say thanks to all of your that responded to me request for help with this. This list is great and hopefully someday I will have the insight and knowledge to help others as well. Ultimately, I decided to go with the approach that I did not think of, drilling out the A4's to A5 size. This worked well, and the edge distances are still acceptable. I will bounce this off Nick at ZAC too, but I can't see any problem with this approach. BTW, the twist happened because I had set up a leveling block to hold it level while drilling. It fell off the block, but I did not notice it. Finding it after drilling the hinge line was too late. I was drilling center-out, just without the leveling block, I was setting up a twist that went undetected. The rest of the elevator is looking good! Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: "Bruce Bockius" <bruce(at)whiteantelopesoftware.com>
Subject: A Matter of Math
Date: May 13, 2002
Sometimes a block of wood just doesn't fit, or you can't adequately hold the metal in position and the block of wood at the same time. About week 4 of building my plane I went to the doctor and said I wanted a tetanus shot. He wanted to see my injury. I said, well I don't have any now but I run an 1/8 drill bit through my finger every couple weeks, so I thought it'd be a good idea. I got my shot. -Bruce/601HD/TDO/Stratus/304 hrs > -----Original Message----- > From: owner-zenith-list-server(at)matronics.com > [mailto:owner-zenith-list-server(at)matronics.com] On Behalf Of > Todd Osborne > Sent: Monday, May 13, 2002 9:35 AM > To: zenith-list(at)matronics.com > Subject: Re: Zenith-List: A Matter of Math > > > > > In all fairness to you, I bleed profusely when building my > plane. Like you, > my wife would not believe I was working on it unless I come > in a couple of > times each Saturday for her to fix me up. No major skin > condition here, > other than allergic reaction to aluminum shavings, I just > manage to cut > myself on everything sharp, which is the majority of the > plane :) Yes, I > use wood blocks so I don't drill my fingers, but I have drilled them > several times anyways. Blood, Sweat, and Tears. I think I > will name my > plane that! > > I am light-hearted and build and fly for fun only. I don't > take life too > seriously, am happy and fun-loving, and yes, error prone. I > will probably > paint my plane blood red to cover the stains that I could not > get out :) > Just kidding folks! Have a good week. > > Todd > > > =========== > =========== > =========== > http://www.matronics.com/browselist/zenith-> list > Search Engine: http://www.matronics.com/search > > =========== > > > > > ________________________________________________________________________________
From: "Dennis Estenson" <desten(at)hotmail.com>
Subject: Re: A Matter of Math
Date: May 13, 2002
I thought I was the only one to do that! Dennis Estenson ----- Original Message ----- From: "Bruce Bockius" <bruce(at)whiteantelopesoftware.com> Subject: RE: Zenith-List: A Matter of Math He wanted to see my injury. I said, well I don't have any now but I run an 1/8 drill bit through my finger every couple weeks, so I thought it'd be a good idea ________________________________________________________________________________
From: "George Swinford" <grs-pms(at)mindspring.com>
Subject: Re: A Matter of Math
Date: May 13, 2002
On the general subject of bloodletting in the workshop: Years ago, I was taught by an airframe repair expert to always "break" the edge of freshly cut or sheared sheet metal by stroking it with a common mill file. This removes that knifelike burr. It is also good practice to break the sharp point off the corners. This isn't related to metal fatigue,it just makes life easier for you or anyone else who works on the airframe. It does increase the building time a bit, but considering the time saved in hunting for antiseptic and band aids you will probably break even. You will end up with a better looking airframe, too. As for drilling holes in your thumb, you tend to learn caution. I've only done it once, but I sure remember it. George ________________________________________________________________________________
Date: May 13, 2002
From: Brent Battles <brentbattles(at)pipeline.com>
Subject: Re: 601 Canopy Cover
>Does anyone know of a current supplier for a 601 canopy cover. I have a cover by Bruce with which I am very happy. Good materials, good workmanship, good fit. Try to aviod ordering right after Oshkosh or Sun 'n Fun to avoid delay. Brent Battles N16BZ 601HD ________________________________________________________________________________
Date: May 13, 2002
From: Brent Battles <brentbattles(at)pipeline.com>
Subject: Re: Fixing Non-Level Elevator Skin
>> Another possibility: redrill the inner hole through the outer hole and make >> a washer to put inside for the rivet to hold tight. The inner metal will be >> held tight between the outer skin and washer. >This is a great fix. Sounds professionalism at its best ____________ My comment is premised on the following understanding of this plan: 1) "Inner" and "outer" holes will be of different diameters. 2) The washer is to fit on the underside of the "inner" piece (presumably a rib), with the rib flange and skin sandwiched between the washer and rivet head. I do not agree for the reason that holding the skin tightly to a support member in compression isn't the primary purpose of the rivet. Rather it is to prevent lateral movement along the mating surface. That is my understanding of the source of strength in a "stressed skin" aircraft. (At least that's what I tell folks at the sheet metal workshop I volunteer in at Sun 'n Fun.) I would suspect that holes of unequal diameter would at least potentially allow for movement as well as somewhat increasing the possibility for corrosion within this gap. If I were in your position (and I was once with a top skin), I'd replace the skin. Assuming you're learning as you go, you won't make a similar mistake later on and your overall level of workmanship will improve. Years from now (maybe only weeks) you may well find yourself asking yourself why you settled for a level of finish which the rest of the airplane now easily exceeds. Hope this helps. Regards, Brent Battles N16BZ 601HD ________________________________________________________________________________
From: "Charles Sonberg" <2408s@cox-internet.com>
Subject: Re: HDS Stall
Date: May 13, 2002
> I took mine to 8000 and stalled (power) to 4000 and all I got was a mush, no drop, just mush. The stalls are very docile like nothing else I have flown (mainly 150's and tomahawks). Chuck Would someone describe the characteristics of a stall in an HDS? Is it > docile, or mushy, or does it tend to want to snap over? Hope to one day > experience it for myself. > ________________________________________________________________________________
From: "zodiacjeff" <zodiacjeff(at)email.msn.com>
Subject: Jabiru engine info
Date: May 13, 2002
For those of you that are contemplating an engine choice for the 601 series and would like to know a little more about the Jabiru 3300 installation this may be of interest. Fred Hulen and I are both in the "perpetual last 10%" (as Fred puts it) of such an installation. Neither of us has a website but Pete Krotje of US Jabiru has posted some photos that might enlighten. Check out: http://www.usjabiru.com/zenith_601_builders.htm We're not yet running, but with the pioneering done by Barry M., Stan C., Bill N., and others, we won't have to reinvent the wheel for this combination. Jabiru recently announced increased TBO times for both the 2200 and 3300 beginning with certain serial numbers. If interested you can contact Pete at usjabiru(at)athenet.net. My builder's page was just updated with pixs of cowl design and fit at http://www.zenithair.com/bldrlist/profiles/JeffS/ If I can answer any questions about the installation don't hesitate to contact me. Regards Jeff Area 41 SWE ________________________________________________________________________________
From: "doug" <dm10495(at)cedarnet.org>
Subject: Grove Wheels
Date: May 13, 2002
Does anyone have pictures or instructions on how the main gear Grove wheels and brakes mount? Doug Mattson dm10495(at)cedarnet.org ________________________________________________________________________________
From: "Edwin Ulrich" <eulrich(at)escape.ca>
Subject: WANTED CH-701
Date: May 13, 2002
Hi Roy, Did you have any luck finding a 701? I could sell you a 701 Airframe but not until fall... We (myself and two retired machinists) are building four 701's right now... one for each of us, plus one additional 701 to donate to a humanitarian organization in Africa.(My daughter has got me convinced that I need to be a better global citizen. Check out www.thefiddlegirl.com to see what I mean... but that's a whole other story). Our problem at this time is purchasing the engine for the donation plane. I recently got laid off, and my two friends are retired. Considering the cost involved in purchasing the Rotax engine for the donated aircraft, we are considering selling the fourth plane, in order to get the funding to buy the Rotax, and then build a fifth plane to mount it in (and donate). I'm not sure that all made sense... but the bottom line is that we could sell the fourth plane, but it would be a fuselage only. Quality of the planes is great. One of the guys I'm building with is the Government Inspector for homebuilts, so everything is by the book. We're also building from laser cut parts that I drafted in AutoCAD. I should also mention that the fourth plane is only just started, because we've all been concentrating on getting our own birds done first... so it would probably take at least until the early fall to get it done if your interested. ("Fall" happens in august/september up here in Canada) Feel free to e-mail or give me a shout at home if you want to chat... Ed Ulrich Grosse Isle, MB. (204) 467-9621 eulrich(at)escape.ca -----Original Message----- From: owner-zenith-list-server(at)matronics.com [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of RoyN9869L(at)aol.com Subject: Zenith-List: WANTED CH-701 I am looking for a CH701 project that needs completion. I really don't care at what percentage of completion but it must be a complete airframe contact me at RoyN9869L(at)aol.com Cheers, Roy ________________________________________________________________________________
Date: May 13, 2002
From: alex trent <atrent7(at)cogeco.ca>
Subject: blood letting
George Swinford wrote: > > On the general subject of bloodletting in the workshop: > > Years ago, I was taught by an airframe repair expert to always "break" the > edge of freshly cut or sheared sheet metal by stroking it with a common mill > fill > end up with a better looking airframe, too. > > As for drilling holes in your thumb, you tend to learn caution. I've only > done it once, but I sure remember it. > > George > Sounds like my teacher. I was taught the same thing and still practice it. You can get some very nasty cuts from those sharp edges. The time taken to remove them is time well spent. I haven't as yet had the experience on drilling a hole in any parts od my body, maybe I have just been lucky. alex t. ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 14, 2002
Subject: Re: WANTED CH-701
Hi! Ed, Just read your post, every interesting. I'll get back to you this evening as I drive a school bus and I have schedules to meet, don't we all? Where in thunder is Grosse Isle, MB? It's got to be close to Santa Clause Land. Cheers Roger Roy ________________________________________________________________________________
From: "Edwin Ulrich" <eulrich(at)escape.ca>
Subject: WANTED CH-701
Date: May 14, 2002
That's funny! I'll pass your comments along to my staff... the elves will get a chuckle out of it.... Take Care, Ed. -----Original Message----- From: owner-zenith-list-server(at)matronics.com [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of RoyN9869L(at)aol.com Subject: Re: Zenith-List: WANTED CH-701 Hi! Ed, Just read your post, every interesting. I'll get back to you this evening as I drive a school bus and I have schedules to meet, don't we all? Where in thunder is Grosse Isle, MB? It's got to be close to Santa Clause Land. Cheers Roger Roy ________________________________________________________________________________
From: "Edwin Ulrich" <eulrich(at)escape.ca>
Subject: WANTED CH-701
Date: May 14, 2002
oops.. forgot to mention... My wife (a nurse) is working tonight, so I need to take my daughter to baseball practice. I'm not sure if you were planning on calling or writing, but I would suggest an e-mail, as I won't be home to take your call tonight... I should be home all day (and evening tomorrow) if that suits you.. Take care, Ed. -----Original Message----- From: owner-zenith-list-server(at)matronics.com [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of RoyN9869L(at)aol.com Subject: Re: Zenith-List: WANTED CH-701 Hi! Ed, Just read your post, every interesting. I'll get back to you this evening as I drive a school bus and I have schedules to meet, don't we all? Where in thunder is Grosse Isle, MB? It's got to be close to Santa Clause Land. Cheers Roger Roy ________________________________________________________________________________
Date: May 14, 2002
From: richard priebus <rpriebus(at)yahoo.com>
Subject: rib positions
Hi, I'm new to the list and to plane building. I just completed the elevator, and I ran across a little problem. After I put on corrosion protection, I had a difficult time knowing the correct rib positions. All the holes were very close to being the same. How do you (everyone) mark the right position? I'm on to the wing and I thank everyone in advance. Thanks, Richard Priebus Pleasant Prairie, WI http://launch.yahoo.com ________________________________________________________________________________
From: "Edwin Ulrich" <eulrich(at)escape.ca>
Subject: rib positions
Date: May 14, 2002
"How do you (everyone) mark the right position? " I apply primer via a spray-can only to the "mating" surfaces. On the wings, that would be the flanges of the ribs, and the skins along the rivet lines only. I'm simply careful to apply the rib ID to a portion of the rib that won't be getting primed (near the lightening holes). I did elect to prime the entire part for any 2024-t3 material that I used. I understand that 2024 has lower corrosion resistance than 6061. In those cases, I tied a twist-tie with an ID fastened to it. Take Care, Ed. ________________________________________________________________________________
Date: May 14, 2002
From: Mark Wood <mawood(at)zoo.uvm.edu>
Subject: Re: List Netiquette
To all fun loving folks on the list. Thanks for the support and understanding. I hope this can be the end of any issues caused by my post the other day. I did a mis-read on the mood of the post from Dave and thank you Dave for pointing out that you had a smiley face on that one. I tried to let people know that I was not really upset just a little taken back. James was great to check on everyone and yes this is a great list and people are here for enjoyment. Thanks to all. enjoy building Mark >Hey mawood; > >> >> I am a little put >> back at being treated like an idiot for what I wrote the other day. My >> intention is not to try to be nasty or get in a pissing patch, it > >Hang with us awhile before you get too upset. This kind of thing happens on >the list and we all eventually get to the point where we can handle it. I >once got royally pissed off about being referred to as "plebian" for a >question I later found out to be quite reasonable. ________________________________________________________________________________
Date: May 14, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: If you need web space...
I know a lot of you have web sites that you are keeping at places that limit how much people can see, limit bandwidth, etc. I run my own web server and if any of you would like to host your projects HTML and pictures on my server, just let me know. You can register a domain name if you want and I will host it for your free. You have to live with my rules though, and they are: 1) You cannot directly access your files. Send them to me and I will upload them. The reason for this is security. The server runs Trustix Secure Linux and the Apache web server and only I have access to the site for uploading files. 2) I backup the server nightly to another hard drive in the machine, but only once a week to my home computer. That means that in the case of a crash, you could be out one weeks worth of updates. 3) Limit the site to Zenith aircraft information, or small amounts of personal/family information. 4) The site does run PHP 4.x, so if you are into scripting, this is allowed. That's about it. The server is owned by me, but is hosted by a good friend of mine with a T1 connection to the Internet. I have done this for several years, but if he cannot provide the connection anymore in the future, I will have to take it offline until I find another method. I don't forsee this happening, and would have notice, but it is only fair to let you know that this is a possibility. If that happens, I will be forced to find another service, but if there are enough of your hosting your sites there, maybe we could pool our resources and buy a good connection. Let me know if you are interested. I don't have the time to provide much hand-holding as far as your site goes, but I have the computer and connection if you want to do a better site than Geocities and places like that offer. Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: "Garrou, Douglas" <dgarrou(at)hunton.com>
Subject: The Flying Flee?
Date: May 14, 2002
Chris Heintz's comments on the Sport Pilot NPRM can be viewed at: http://dms3000.dot.gov/docimages/pdf80/161570_web.pdf He seems strangely interested in the "Flying Flee" design, whatever that is... Hmm.... I wonder what he has on the drawing board.... Doug G. Project 801 p.s. For the non-US crowd, the NPRM is a "notice of proposed rulemaking." Basically our body governing aviation, the FAA, promulgates a proposed rule, and then solicits comments from the regulated community. Theoretically the FAA responds to those comments in the final rule, explaining why they are adopting or ignoring the suggestions. This time the FAA let people submit their comments online, which was a really cool thing for them to do. ________________________________________________________________________________
From: "The Meiste's" <meiste(at)essex1.com>
Subject: Comments about Sport Pilot
Date: May 14, 2002
Just as a comparison, here is what Sonex is saying about the Sport Aircraft NPRM: Kelly 601 HD (stuck at 90%) May 3, 2002 Sonex,ltd submitted the following comments to the FAA today regarding the Light, Sport Aircraft NPRM: ========================================== 1. Eliminate the Maximum Speed in level flight with maximum continuous power (Vh) of 115 knots [FAR Part 1; Definitions and Abbreviations] ========================================== Sonex recommends the elimination of the Maximum Speed in level flight. The top speed of the Light, Sport Aircraft is naturally limited by the other definitions, most notably the maximum stalling speed (Vso) of 39 knots CAS and the maximum stalling speed without the use of lift-enhancing devices (Vs1) of 44 knots CAS. The Maximum Speed Limit (Vh) of 115 knots greatly reduces design efficiency and adds nothing to the safe operation of the "Light, Sport" Aircraft. The current Sonex Airframe, which was designed to optimize the Ultralight Aircraft Requirements of Europe and Canada, has been designed to be used with 3 engine options all operating at a gross weight of 1100 lbs. The first two are rated at 80hp and translate to performance that fits perfectly into the Sport Pilot Proposal in its current form. The third engine option is rated at 120hp, which puts the Sonex top speed out of the Maximum Speed in level flight as it is currently defined. Sonex,ltd believes most sport pilots and light, sport aircraft will be operated out of short, grass strips sometimes with obstacles at the approaches and often at high density altitudes. Regardless of whether the 80 hp or 120 hp engine is fitted to the Sonex, the low speed handling is identical. This means the pilot skill required to operate either model is the same and that more power is available if it is needed with the larger engine. With the standard Sonex Propeller, the additional power the 120 hp engine provides translates to a 50% increase in climb performance along with an increased cruise speed of 130.32 knots (150 mph) and top speed of 147.7 knots (170 mph). Many Sport Aircraft, with the engine at less than full power, can be accelerated to speeds well in excess of Vh by simply dropping the nose. The ability to increase kinetic energy will always be there, and is limited only by the Vne of a particular aircraft. If adopted as is, Sonex, ltd will be fitting flat-pitch propellers to the larger engine option to meet the Maximum Speed Limit. Unfortunately, this will dramatically reduce the cruise performance and greatly reduces the efficiency of the Sonex design (higher fuel burn rates). We don't believe there's a pilot who flys today that hasn't been in a situation where a little extra power (as in the 120hp engine option) that would have been welcome to get them up over trees or out of a grass strip faster. In conclusion, the Maximum Speed requirement does not enhance safety and penalizes design efficiency. ========================================== 2. Eliminate the 87-knot Vh speed limit for student sport pilots. [SFAR 89, Sections 35(e), 65, 73, 83, and 121-(3)(iv), Section 135(c)] ========================================== Sonex believes this special speed limit for Student Pilots will provide for less safe aircraft to be operated by Student Pilots. In order to meet this requirement, "Light, Sport" optimized designs like the Sonex will be forced to use the smallest horsepower engines, reducing the available power to the Student Pilot and making accidents on short grass strips with obstacles more likely. The only effect this part of the proposal has is to reduce the level of safety for student pilots and makes them less prepared for operating standard "Light, Sport" Aircraft. ========================================== How to make a comment: ========================================== If you share a similar view with Sonex on the top speed requirement, we highly encourage you to send a comment to the FAA. At this late date, there are two ways to submit your thoughts. We encourage all builders to add to or change our comment in any way they wish. 1. Electronically: EAA has set up an electronic submission form at: http://209.83.103.41/forms/nprm_comments.asp 2. Fax: Prepare your letter and fax it to the Docket Office at 202-493-2251. Only one copy needs to be faxed. Make sure your comments include your name, address, phone number/e-mail address. Further instructions are available on the EAA's Sport Pilot Web Site at: http://www.sportpilot.org ========================================== Sonex,ltd is very excited about this proposal and will continue to tout the Sonex as the class-optimized "Light, Sport" Aircraft. ----- Original Message ----- From: "Garrou, Douglas" <dgarrou(at)hunton.com> Subject: Zenith-List: The Flying Flee? > > Chris Heintz's comments on the Sport Pilot NPRM can be viewed at: > > http://dms3000.dot.gov/docimages/pdf80/161570_web.pdf ________________________________________________________________________________
From: "Wayne McMullen" <cmcmullen(at)attbi.com>
Subject: Re: The Flying Flee?
Date: May 14, 2002
I think he means "The Flying Flea". http://www.netwiz.net/~mdaniels/flyingflea/gallery.html Wayne ----- Original Message ----- From: "Garrou, Douglas" <dgarrou(at)hunton.com> Subject: Zenith-List: The Flying Flee? > > Chris Heintz's comments on the Sport Pilot NPRM can be viewed at: > > http://dms3000.dot.gov/docimages/pdf80/161570_web.pdf > > He seems strangely interested in the "Flying Flee" design, whatever that > is... Hmm.... I wonder what he has on the drawing board.... > > Doug G. > Project 801 > p.s. For the non-US crowd, the NPRM is a "notice of proposed rulemaking." > Basically our body governing aviation, the FAA, promulgates a proposed rule, > and then solicits comments from the regulated community. Theoretically the > FAA responds to those comments in the final rule, explaining why they are > adopting or ignoring the suggestions. This time the FAA let people submit > their comments online, which was a really cool thing for them to do. > > ________________________________________________________________________________
Date: May 15, 2002
From: Todd Osborne <todd(at)toddtown.com>
Subject: About Hinges and Safety Wire and Aileron Trim
After messing up a hinge trying the "crush the end" method, I have decided to drill the ends of my hinges and use safety wire. What size wire should I buy? On a somewhat related subject, what is the general thought on electric aileron trim for the 601? I am having a hard time justifying it, since I have never flown a plane that had it, and never noticed it missing. Any thoughts? Todd Osborne Internet E-Mail: todd(at)toddtown.com AOL Messenger: toddosborn ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: Re: About Hinges and Safety Wire and Aileron Trim
Date: May 15, 2002
I have my 601 wired for aileron trim, and I have the parts. I just haven't installed it yet. It doesn't really seem all that essential. I will probably install it when I take the plane down for painting. Phil Polstra 721PT Stratus-powered 601HDS 5.9 hours so far http://www.philsflying.com ________________________________________________________________________________
Date: May 15, 2002
Subject: Re: About Hinges and Safety Wire and Aileron Trim
From: "Tom Wood" <twood(at)ucf.k12.pa.us>
I am building an XL and decided to wire for it just in case, but not make it or install the trim tab yet. I will only add it if needed. Tom ________________________________________________________________________________
Date: May 15, 2002
From: Mike Fothergill <mfothergill(at)sympatico.ca>
Subject: Re: About Hinges and Safety Wire and Aileron Trim
Hi Todd; I find .025 wire to be useful for most applications, although I also have .020 and 032. on hand. Three of us local owners installed aileron trim very soon after our initial flights. The slightest out of trim gets very tirin on a longer flight and it is nice to fly hands off in smooth air. (Even weight shifting for minor control) Mike C-FRND CH-601HDS UHS Spinners Todd Osborne wrote: > > > After messing up a hinge trying the "crush the end" method, I have decided > to drill the ends of my hinges and use safety wire. What size wire should I > buy? On a somewhat related subject, what is the general thought on electric > aileron trim for the 601? I am having a hard time justifying it, since I > have never flown a plane that had it, and never noticed it missing. Any > thoughts? > > Todd Osborne > Internet E-Mail: todd(at)toddtown.com > AOL Messenger: toddosborn > ________________________________________________________________________________
From: "Dave Austin" <daveaustin2(at)sprint.ca>
Subject: Fw: Aileron and elevator trim
Date: May 15, 2002
Sent directly to Todd.. Dave Austin 601HDS - 912 ----- Original Message ----- From: "Dave Austin" <daveaustin2(at)sprint.ca> Subject: Aileron and elevator trim > Todd, I would strongly recommend installing both aileron and elevator trim > if you plan to do any distance flying at all, and particularly if you fly > with a passenger sometimes. There is nothing worse than having to counter > an out-of-trim situation continuously. A well trimed 601 will fly virtually > hands-off. It also makes for much better approach slopes and landings. > Dave Austin 601HDS - 912 - 495 hrs > ________________________________________________________________________________
Date: May 15, 2002
From: Gary Gower <ggower_99(at)yahoo.com>
Subject: The Flying Flea
Two things: 1.- yesterday we got our two 701 kits delivered and got everything out of the huge box... we got home at 1:00 am. We are so happy! 2.- This is a great page (in english) about the Flying Flea. http://www.flyingflea.org/ Yes, there you will read that I built one (made from ladders, yes aluminum extension ladders) and I am learning to fly it, I just made my first flight. If raining season waits here a little more, I will be able to continue my flying in the dry lake... The Flying Flea is a wonderfull airplane and the modern versions are great! There have been lots of improvements in Europe and Australia since the first one in 1936. Saludos Gary Gower --- Wayne McMullen wrote: > > > I think he means "The Flying Flea". > http://www.netwiz.net/~mdaniels/flyingflea/gallery.html > > Wayne > > ----- Original Message ----- > From: "Garrou, Douglas" <dgarrou(at)hunton.com> > To: > Subject: Zenith-List: The Flying Flee? > > > Douglas" > > > > Chris Heintz's comments on the Sport Pilot NPRM > can be viewed at: > > > > > http://dms3000.dot.gov/docimages/pdf80/161570_web.pdf > > > > He seems strangely interested in the "Flying Flee" > design, whatever that > > is... Hmm.... I wonder what he has on the drawing > board.... > > > > Doug G. > > Project 801 > > p.s. For the non-US crowd, the NPRM is a "notice > of proposed rulemaking." > > Basically our body governing aviation, the FAA, > promulgates a proposed > rule, > > and then solicits comments from the regulated > community. Theoretically > the > > FAA responds to those comments in the final rule, > explaining why they are > > adopting or ignoring the suggestions. This time > the FAA let people submit > > their comments online, which was a really cool > thing for them to do. > > > > > > > > Contributions of > any other form > > latest messages. > other List members. > > http://www.matronics.com/subscription > http://www.matronics.com/photoshare > http://www.matronics.com/search > http://www.matronics.com/archives > http://www.matronics.com/emaillists > > > > > http://launch.yahoo.com ________________________________________________________________________________
Date: May 15, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Re: About Hinges and Safety Wire and Aileron Trim
Phil, I wouldn't call it essential either but great to have. In my HDS I have LE wing tanks. If I fly solo and the left LE tank is full and right LE tank empty, it requires a good amount of right aileron trim. If I have a heavy passenger and right LE tank full, left empty it requires a good amount of left aileron trim. Mind you I'm not talking where you could not fly without the trim but you would have to keep pressure on the stick to keep her flying straight. I do try to keep the fuel balanced between the two LE tanks when possible but the passenger load makes quite a difference. That's my two cents worth. Regards, Bill (N812BM - HDS - Tri - Stratus - Vermont - 133.5 flight hrs. - 205 landings) web site -> http://homepages.together.net/~billvt/ >I have my 601 wired for aileron trim, and I have the parts. I just haven't >installed it yet. It doesn't really seem all that essential. I will >probably install it when I take the plane down for painting. ________________________________________________________________________________
From: "Damien Graham" <dgraham7(at)twcny.rr.com>
Subject: Coolant leak
Date: May 15, 2002
Group: I have a leak (or leaks) of coolant. It looks like it is leaking from the hose that attaches to the back of the engine. I tightened the screws in the back with an allen wrench, especially #17, which I have been told could leak. I also replaced the hose and it still looks like it is leaking from the hose. It seems that the hose will not attach tightly due to the sharp angle, even though I am using a hose clamp, but I do not understand why. Does anyone have any suggestions? Regards, Damien (Hope to fly this summer) Graham ________________________________________________________________________________
Date: May 15, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Re: Coolant leak
What type of engine are you asking about? >I have a leak (or leaks) of coolant. It looks like it is leaking from >the hose that attaches to the back of the engine. I tightened the screws >in the back with an allen wrench, especially #17, which I have been told >could leak. I also replaced the hose and it still looks like it is >leaking from the hose. It seems that the hose will not attach tightly >due to the sharp angle, even though I am using a hose clamp, but I do >not understand why. >Does anyone have any suggestions? >Regards, >Damien (Hope to fly this summer) Graham ________________________________________________________________________________
Date: May 15, 2002
From: "Darryl West (Home)" <rdwest(at)shaw.ca>
Subject: Coolant leak
If your engine is a Rotax 912, you might have a corroded pump drain bolt. This is a defective design issue that is resolved by replacing the cad plated drain bolt with a stainless one. Newer engines already have the stainless bolt, I believe. I went thru a lot of trouble to fix mine last year. It broke off inside when I tried (lightly) to tighten it. Let me know if you need some tips & pics. Darryl rdwest(at)shaw.ca http://members.shaw.ca/rdwest/index.htm Group: I have a leak (or leaks) of coolant. It looks like it is leaking from the hose that attaches to the back of the engine. I tightened the screws in the back with an allen wrench, especially #17, which I have been told could leak. I also replaced the hose and it still looks like it is leaking from the hose. It seems that the hose will not attach tightly due to the sharp angle, even though I am using a hose clamp, but I do not understand why. Does anyone have any suggestions? Regards, Damien (Hope to fly this summer) Graham ________________________________________________________________________________ Wrom: YLEJGDGVCJVTLBXFGGMEPYOQKEDOTWFAOBUZXUWLSZLK
Subject: 701 fuselage stiffeners
Date: May 16, 2002
From: johnbirgiolas(at)hotmail.com
I am building the 701 fuselage and wondering about the l stiffeners placed in an x or diagonal to prevent oil-canning. I have checked the archives and have noticed the x pattern, diagonal, and none at all. Would like advice in this matter. John Birgiolas ________________________________________________________________________________
From: "Damien Graham" <dgraham7(at)twcny.rr.com>
Subject: Coolant leak
Date: May 16, 2002
The engine is a Rotax 912 F-3. Thanks. ________________________________________________________________________________
From: "Phil Maxson" <pmaxpmax(at)hotmail.com>
Subject: Re: air riveter
Date: May 16, 2002
>I found an interesting trick tonight tho, using my hand riveter >that I bought from ZAC. It has been getting "loose" and taking WAY too many >pulls to set a rivet. Seems like it just not grab like it used to. The >solution? Loosen the tip about a turn, so that it is not snug on the tool. >I have no idea why this works, but it does, and works great. My experience is that solution will only work for a short while. What is happening is the oil inside is leaking slowly out. Every once in a while I have to take the bottom off and drip some more oil into the reservoir. Phil Maxson 601XL - Using the ZAC supplied air rivet puller ________________________________________________________________________________
From: "Philip Polstra" <ppolstra(at)mindspring.com>
Subject: REFLECTOR: Sanding through EAA's Skull
Date: May 16, 2002
Sanding through EAA's SkullI thought my fellow builders would appreciate this letter that another builder forwarded to me. Due to Avictimco's policy on insuring homebuilts one of the Velocity builders sent the following letter to Uncle Tom. May 12, 2002 Mr. Tom Poberezny, Publisher Experimental Aviation Association - Sport Aviation P.O. Box 3086 Oshkosh, WI 54903-3086 Dear Mr. Poberezny & Colleagues, "EAA's Peripheral Blindness" on insurance is now a case study in my lectures I am the author of marketing texts adopted by several hundred universities (internationally) with case studies focusing on myopic management practices. I have a Ph.D. in communications research, and I consult dozens of professors and teach hundreds of graduate and undergraduate students the principles of strategic marketing communications. I still have a fondness in my heart for EAA because of past experiences, but alas, that fondness is waning. I can no longer continue blithely sanding away on my composite airplane without attempting to sand a bit on your skull. Please don't misunderstand; I sand only with the hope that I might eventually penetrate intelligent gray matter. The sad irony is that EAA appears oblivious to its own peripheral blindness. For over a year now, hundreds of homebuilders believe their insurance problem is rooted deep inside the EAA institution itself. Despite a few carefully worded public relations efforts, your management has thus far failed to identify the key problem expressed so elegantly by one of our fellow builders: "EAA is no longer a brotherhood of homebuilders, it is a corporation in every sense of the word." Lecture Title: Loss of a Single Member has Exponential Consequences I tell my students that many institutions think of sales or membership dues as peripheral transactions rather than steps in building lifelong relationships. Sadly, the EAA hasn't accounted for the lifelong value of each member's relationship; instead you think one discontented member represents the cost of a single dues-paying member. Quite the contrary. Recent research (2002, Duncan & Moriarty, University of Colorado), has found that the average dissatisfied member tells nine to ten friends about the experience. Each of those tells another ten people, ad infinitum. This eventually compounds the single grievance exponentially. I count at least 50 dissatisfied EAA members in our homebuilding community (a very conservative estimate). Assuming each of us tells ten people, EAA's problem is no longer an isolated, disenfranchised member. He/she has grown exponentially into hundreds, and eventually thousands. I alone tell thousands nation-wide in my lectures, textbooks and case studies using EAA as an example of an institution that is losing the trust of many members. Do the math, and you'll see the problem grows exponentially over time. If EAA is indeed committed to relationship building, you will take the insurance crisis as a significant problem that will not be repaired with press releases and veiled apologies. Consider the humble builder who has mortgaged his home to fulfill his dream; he looks up to you as his advocate. As one of a brotherhood of thousands like him, he trusts you to make the hard management decisions. If that means breaking ties with a long-time "friend" like Avemco, he trusts you will do what's best for him, not for EAA corporate alliances. Indeed, there are enough homebuilders that we are capable of funding our own insurance program if we band together. Or, we will find another alliance who will get the job done. Dare to think boldly, Mr. Poberezny. Dare to think about the disenfranchised (perhaps only a thousand or so now) who are losing faith in the EAA. They have a significant voice, and they talk frequently with other homebuilders at fly-ins, on the Internet, and in FBO hangars nation-wide. If you refuse to respond to constructive criticism, it will only weaken the foundation of a once-valued institution that represented the humble, penny-wise homebuilder who needed an advocate, and chose you. Whatever your motivation, it would be sad to see you loose your family's own humble, democratic roots because you failed to recognize your institution's own peripheral blindness. Sincerely, Dennis G. Martin, Ph.D. Professor of Communications Brigham Young University ADVERTISEMENT view archives and files at http://groups.yahoo.com/group/eaa268 Visit 268 website at http://www.geocities.com/eaa268/ ________________________________________________________________________________
Date: May 16, 2002
From: Mike Fothergill <mfothergill(at)sympatico.ca>
Subject: Re: air riveter
Hi; Another method is to install a washer under the tip. Vary the thickness to get the best grip and release of the stem. Mike CH-601HDS UHS Spinners Todd Osborne wrote: > > > I have heard good things about the one ZAC sells, but I have not tried it > myself. I found an interesting trick tonight tho, using my hand riveter > that I bought from ZAC. It has been getting "loose" and taking WAY too many > pulls to set a rivet. Seems like it just not grab like it used to. The > solution? Loosen the tip about a turn, so that it is not snug on the tool. > I have no idea why this works, but it does, and works great. > > Todd > ________________________________________________________________________________
Date: May 16, 2002
From: Peter Chapman <pchapman(at)ionsys.com>
Subject: splice plate replacement instructions questions
I'm finally getting around to doing the replacement of my rear splice plates with insufficient edge distances. The instructions that came with the bulletin are a bit confusing in spots. Most errors aren't that serious, but there are a couple major ones I could use feedback on. Minor issues: 1) There's a clearly incorrect drill bit size, "7.4mm" in one place should be "7.8mm". This has been mentioned on the list. 2) It's not clear if there are two alternative part numbers for some drill bits, or whether one p/n applies to the drill bushing and the other to the drill itself. The answer will be clear if I check part numbers on-line at the companies listed. 3) Some items are listed twice -- to show the different companies' part numbers, I guess. 4) In drilling out the 3/8" holes, the instructions mention using the drill guide, then the 1/4" drill. But the 1/8" drill would have to be used in between those steps, because the drill guide has a 1/8" inner diameter. 5) The list of parts omits the 1/4" bit and 5/16" bit, although these are mentioned in the instructions Major issues: 6) What is the "wire gauge #7" used for? It's listed in the parts but not the instructions. Or is that just a duplicate listing of the #7 drill bit, that happens to use a "wire gauge" sizing? 7) Step #8 of the instructions is not clear to me. It's the last step: After both the 3/8" and 5/16" holes are finished with the chucking reamers, step #8 mentions putting the rear and front plates together, and doing some drilling and reaming. I'm guessing they mean to repeat the drilling process all over again, IF one has to construct new FRONT plates, using one's new rear plates as the template. But almost nobody has to build new front plates. Is this the correct interpretation? My rear plates are out of spec, with less than 10mm for that dimension "d". The kit was from Midland, Ontario in late 1995. To avoid going to the heavy steel plates, but to have enough material around the bolts, I'll put on 3/16" rear plates rather than the usual 1/8" for my HDS. That'll increase weight by 50% rather than ~190% which it would be for steel plates (without the optional lightening hole). I'll order the 3/16" HD plates, and cut down one edge to fit the HDS's spar taper. Chris Heintz OK'd using 3/16" plates; after all they work for the HD. I think I'll have have enough length on my spar bolts to accommodate the extra 1/16"; otherwise longer bolts will be needed. Peter Chapman Toronto, ON 601 HDS / 912 / C-GZDC ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 16, 2002
Subject: First engine Start Question/Opinion
Hi List, I am ready to do a test start on my engine any time I desire. The engine is mounted and all electrical is run and theoretically after all fluids are added I should be able to turn the Key and Crank her up...Kind of exciting.... However, There is some disagreement between me and a friend who is helping me build as to if it is OK to start the engine. His concerns revolve around the fact that my fuselage is not riveted along the top longeron from where the Instrument Panel is to the firewall. Everything aft of the firewall below the top longeron from the firewall back is riveted. My friend thinks that if I start the engine without being completely buttoned up that there will be too much rotational stress placed on the longerons and he thinks I should wait until the entire front end is closed. I disagree because I think we need to start the engine before the top front skin is in place in case there are things we need to do between the IP and the firewall after the engine is tested for the first time. By my friends reasoning we won;t be able to start the engine until literally just before it is ready to fly. To me, this seems like over kill, but since I am inexperienced in these matters I thought I would put it to the list for comment. In speaking to Roger at the factory he indicated it should be fine to start now, but my friend still disagreed. Aside from this issue, can anyone give any suggestions or ideas for what to look for or extra special precautions to take for the first engine start? I am using the Stratus Subaru. It has been covered in my hangar for going on 2.5 years. I sure thought I was going to finish this thing sooner! Comments? Steve (I really want to start it, but am willing to wait) Freeman ________________________________________________________________________________
From: "Schemmel, Grant" <Grant.Schemmel(at)utmc.aeroflex.com>
Subject: First engine Start Question/Opinion
Date: May 16, 2002
>snip< Aside from this issue, can anyone give any suggestions or ideas for what to look for or extra special precautions to take for the first engine start? I am using the Stratus Subaru. It has been covered in my hangar for going on 2.5 years. I sure thought I was going to finish this thing sooner! Comments? Steve (I really want to start it, but am willing to wait) Freeman Hi Steve, I'd say go for it, as long as you don't try anything like a full power run-up. I tried it after my first start, with no ill effects that I could tell. My front top-skin is held on by screws and nut-clips, and I had to have it off in order do some vac troubleshooting and adjustments. When I put the skin back on, everything still lined up. Good luck Grant Schemmel 601hds - O-200 (inspection this weekend!) ________________________________________________________________________________
From: "John Birgiolas" <johnbirgiolas(at)hotmail.com>
Subject: Paint
Date: May 16, 2002
I have to start thinking about painting the 701. I have used zinc chromate in the flying surfaces and marhyde in the fuselage. The exterior of the aircraft is not prepared in any way. Any suggestions on paints that can be applied by me in a home made garage paintbooth? There are all sorts of suggestions in the archives and I would be particularly interested in what to avoid. Thanks in advance.. John Birgiolas ________________________________________________________________________________
Date: May 16, 2002
From: Gary Liming <gary(at)liming.org>
Subject: Re: air riveter
I bought the air hydraulic riveter from Harbor Freight for around $50 >(Central Pneumatic brand). I've been using it since I started building my >project with no problems. I bought the ZAC air riveter ($80, I think) and have no problems, but the latest rev of the fuse manuals says it has a 90 psi max, and that any more pressure may crack the casing. It warns you about this because 90 lbs may not be enough to pull the AS-5 stainless steel rivets used on the firewall, and recommends a large hand riveter for another $20 (picture on www.liming.org/ch801/tools.html . If the Harbor Freight blue on for $50 (even cheaper on sale, I think) can pull the steel rivets it is probably the better deal. Anyone have anything negative to say about the Harbor Freight one? Gary Liming 801 ________________________________________________________________________________
Date: May 16, 2002
From: Gary Liming <gary(at)liming.org>
Subject: Re: 701 fuselage stiffeners
>I am building the 701 fuselage and wondering about the l stiffeners >placed in an x or diagonal to prevent oil-canning. I have checked the >archives and have noticed the x pattern, diagonal, and none at all. I noticed the 701 from the Czech Air works they had at SunNFun had diagonals on the top of the fuse. I am thinking about adding those to my 801, but for now have decided to wait to see if there really is that much popping from the fuse its easy to add later through the access door. I know I've heard it on the demo 801, but I don't know if its from the fuse or the wings. Gary Liming 801 ________________________________________________________________________________
From: "James Brigman" <jbrigman(at)nc.rr.com>
Subject: Pneumatic Riveter
Date: May 16, 2002
> > I am shopping for a air rivet gun. House of Tools has a good sale > on an air riveter ... Has anybody had any > experience with this product. I have heard some of their air tools can be > poor quality. What is a good brand of air riveter to buy? Brain; I suspect it's the same thing sold by Harbor Freight tools: www.harborfreight.com. Search for "air riveter" in the search blank and you'll get two models, a cheaper one and a more expensive one. The more expensive one will do huge blind rivets, I think the big fat A6's? The cheaper one won't. I got the cheaper one on sale (under $40US) and it works great, does a fine job. It's my personal belief these are the same products that USATCO sells for much more. They are all made in the pacific rim or china at those prices, and they seem to be just fine for our kinds of work. I'm happy with the rivets I've set with mine. There's about a 100 rivet "break-in" period. You don't get other-continent quality until you go way over $100. I'm not sure it's worth it for building a plane in a non-production mode. JKB ________________________________________________________________________________
Date: May 17, 2002
From: Mark Wood <mawood(at)zoo.uvm.edu>
Subject: Re: Paint
I am at about the same point at John as far as getting ready to paint. I have been looking at acrylic latex as the paint. It sounds to me like latex would be lighter, cheaper and easier to put on. I would very much appreciate any input from the list. Mark Wood 601HD with an O-200 >I have to start thinking about painting the 701. I have used zinc >chromate in the flying surfaces and marhyde in the fuselage. The >exterior of the aircraft is not prepared in any way. Any suggestions on >paints that can be applied by me in a home made garage paintbooth? >There are all sorts of suggestions in the archives and I would be >particularly interested in what to avoid. Thanks in advance.. > John Birgiolas ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 17, 2002
Subject: Oil Canning of CH-701
I'm still looking for a CH-701 but in the meantime I fly a Grumman AA1B 160 hp rocket. The guy who invented This aircraft Jim Bede used 3/8" styrofoam 10"x10" blocks RTV'd to the skin between the bays both in the fuselage and in the wings. No oilcan effect whatsoever. On Grumman aircraft there are no rivet unless they were added. Perhaps this should be considered, a lot cheaper, less work involved, and looks better, only a suggestion, Cheers ________________________________________________________________________________
Date: May 17, 2002
From: Cleone Markwell <cleone(at)rr1.net>
Subject: Re: First engine Start Question/Opinion
> >Hi List, > >I am ready to do a test start on my engine any time I desire. The engine is >mounted and all electrical is run and theoretically after all fluids are >added I should be able to turn the Key and Crank her up...Kind of >exciting.... > >One thing that happened to me was that my engine started just fine but would not stop. Fortunately the fuel transfer valve allowed me to shut off the fuel and it takes a while to empty the carb. Check out those ignition leads and make sure they ground out both . Also it would have been nice if I could have had room to turn around and not have had to hold brakes hard all the time because the idle rpm was too high. A tie down or chocks is recommended. I have to admit that I didn't take all the precautions and was lucky! cleone======================================================================= > > ________________________________________________________________________________
From: "Schemmel, Grant" <Grant.Schemmel(at)utmc.aeroflex.com>
Subject: Paint
Date: May 17, 2002
I am at about the same point at John as far as getting ready to paint. I have been looking at acrylic latex as the paint. It sounds to me like latex would be lighter, cheaper and easier to put on. I would very much appreciate any input from the list. ************* Don't know if this stuff will work or not, but check out www.novacolorpaint.com. They have artist supply acrylic latex paint, including translucent and pearlescent colors. It's available in gallon size quantities too. One drawback is that you will probably have to put some kind of clearcoat on it, as they claim water resistant, but not proof. There was an interesting article in Custom Planes last month about using latex paints. Grant Schemmel N602GS - 601hds - o-200 (not painting mine until after the bugs are worked out) ________________________________________________________________________________
Date: May 17, 2002
Subject: Re: First engine Start Question/Opinion
From: Greg P Jannakos <gpjann(at)juno.com>
If your a member of EAA, please get with a Tech Counselor and Flight Advisor for help. writes: > > > > >Hi List, > > > >I am ready to do a test start on my engine any time I desire. The > engine is > >mounted and all electrical is run and theoretically after all > fluids are > >added I should be able to turn the Key and Crank her up...Kind of > >exciting.... > > > >One thing that happened to me was that my engine started just fine > but > would not stop. Fortunately the fuel transfer valve allowed me to > shut off > the fuel and it takes a while to empty the carb. Check out those > ignition > leads and make sure they ground out both . Also it would have been > nice > if I could have had room to turn around and not have had to hold > brakes > hard all the time because the idle rpm was too high. A tie down > or > chocks is recommended. I have to admit that I didn't take all the > precautions and was lucky! > cleone=================================================================== ==== > > > > > > > > > messages. > > > > > > ________________________________________________________________________________
From: "Chris Weber" <chrisoz(at)gmx.net>
Subject: First engine start
Date: May 18, 2002
> However, There is some disagreement between me and a friend who is helping me > build as to if it is OK to start the engine. His concerns revolve around the > fact that my fuselage is not riveted along the top longeron from where the > Instrument Panel is to the firewall. Everything aft of the firewall below > the top longeron from the firewall back is riveted. My friend thinks that if > I start the engine without being completely buttoned up that there will be > too much rotational stress placed on the longerons and he thinks I should > wait until the entire front end is closed. Hi Steve, I ran my 912 with topskin clecoed on and with topskin completely off, full power, with no problems whatsoever. With the topskin off the throttle tends to get caught, as the instrument panel flaps in the slipstream. IMHO you have to run the engine while you can still take the skin off, so you can sort out those problems with electrics, throttle etc. > From: "Fred or Sandy Hulen" <hulens61(at)birch.net> > Subject: Re: Zenith-List: First engine Start Question/Opinion > > > Before firing up the engine, here's another thing to consider.... I asked > my EAA Technical Councilor about firing up my engine when it became apparent > that I was far enough along to do so. He said that I could do it, but to be > advised that I was going to blow some oil vapor out which would likely find > it's way in to some of the overlapping seams of the metal panels and around > the base of rivets, which would complicate my clean-up and paint prep. > Soooo, I'm waiting till it's painted. > > Fred Hi Fred, my plane is not painted at this stage and I've got insect-goo, grass-cuttings, probably the mentioned oil-vapor and last not least, the champagne from the first flight on my panels and the base of my rivets. I'll probably paint it in a year or two, and don't loose any sleep about residue before painting. Get a decent prep-wash and you'll get it off. And relax, Murphy's Law decrees that you'll most probably scratch the paintjob badly straight away. No, seriously, you want to run that engine before you paint it, in case you have any changes to make and panels to stiffen. After my first taxi I put additional rivets in the forward fuse to get rid of the worst oil-canning konk-konks, you'll know what I mean once you taxi on a grass strip. Happy building, Chris Weber 601 TD 912, 35 hours and the first cross countrys are fun actually, she handles turbulence quite nicely, just wriggles her bum a bit ________________________________________________________________________________
Date: May 17, 2002
From: Robin Gould <rgould1(at)ix.netcom.com>
Subject: Re: First engine Start Question/Opinion
Steve, Some people like to "pre oil" an engine, that has been sitting for some time, before starting it. One way is by pulling the spark plugs an spinning over the engine with the starter until you see oil pressure on the gauge. This may take 10 to 15 seconds or more of cranking. Doing this assures that your oil system is full and "primed" so you will have oil pressure in case on the "first" startup, your engine sees sudden unplanned, excess, RPM. By the way this process is best done before the engine is fueled up. If not, Caution: there might be a combustible mixture of fuel and air coming out of the open plug holes if the fuel system is fully functional. If fuel is present, take a few prudent measures, either keep the ends of the plug wires away from grounding points or disable the ignition, during any plugs out cranking. You have already started it, well Good Luck anyway, Rob G. >> >>Hi List, >> >>I am ready to do a test start on my engine any time I desire. The engine is >>mounted and all electrical is run and theoretically after all fluids are >>added I should be able to turn the Key and Crank her up...Kind of >>exciting.... >> >> ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 18, 2002
Subject: Re: Zenith-List Digest: 8 Msgs - 05/17/02
Mark, I do not by a long shot profess to be an expert when it comes to painting but I have painted a PA-11 (Dope and Fabric), a Cessna 150, and my personal aircraft a Cozy III and a Grumman Yankee AA1B. On the C-150 I used IMRON and nearly died using this stuff and I was using all the recommended safety equipment. The Cozy and Yankee was with Automotive DuPont CENTARI (I may add at 1/3 the cost) I used a gloss hardener and got the best WET LOOK I have ever seen. These craft after 4 years have held up well. The Yankee has small paint chips on the leading edge of the wings due to landing and take offs from gravel runways. The fix is very simple, wet/dry 320 grit to feather the damaged area and touch up the area. BTW I used a HVLP spray system. I guess it all boils down to this, You have put in a lot of blood and sweat into building your dream and only YOU will ever know every technicality, nut and bolts of your project and people looking at your dream machine will only see the finished paint job, now not the time to save a buck $$$$$ Go quality and you will not regret it R. Roy ________________________________________________________________________________
Date: May 18, 2002
From: Brian Bollinger <o2bhvnbnd(at)yahoo.com>
Subject: CH701 Plans Updates
I have been lurking on the list for awhile trying to get serious about building. Went to the rudder workshop, so at least I have something started. Maybe if I get more involved in this list instead of just reading it might help the building process. Anyway, I haven't seen this brought up, but for those who have purchased the new fourth edition 701 plans there have been about 360 changes and updates since the first printing. Obviously, most are minor and these can be seen on the Zenith website. Called Linda at the factory about purchasing a clean set and told me they would sell me a current printing for $20. Will probably do this when it looks like 99% of the errors are corrected. Until then will just use my set of fourth edition third printing plans and double check everything against the update list. Brian B. (CH701) http://launch.yahoo.com ________________________________________________________________________________
From: "Ken Mattsson" <ken.mattsson(at)helsinki.fi>
Subject: Re: CH701 Plans Updates
Date: May 19, 2002
> From: Brian Bollinger <o2bhvnbnd(at)yahoo.com> > Subject: Zenith-List: CH701 Plans Updates > purchased the new fourth edition 701 plans there have > been about 360 changes and updates since the first > printing. Obviously, most are minor and these can be > seen on the Zenith website. Called Linda at the > factory about purchasing a clean set and told me they > would sell me a current printing for $20. Will > probably do this when it looks like 99% of the errors > are corrected. Until then will just use my set of > fourth edition third printing plans and double check > everything against the update list. > Brian B. (CH701) Brian, I also have the first printing of the 4th ed., waited until they would be available, as I knew they would update these with all the corrections (a lot) that had to be made to the 3rd ed plans. So, I wasnt too happy myself when I discovered that these new drawings needed changes, a list 12 pages long! I wrote to ZAC about this some time ago, and asked for the possibility of an affordable update to a "clean set" as you call it, got an answer from Nick Heinz that they hadnt made a decision regarding this yet. Im happy to hear they now offer builders new prints for a reasonable cost. I will do just like you, start with small things from the drawings, like the ribs, and when Im sure of going through with this project, Ill buy the corrected plans set. By then most things probably will be incorporated in the plans. Now, it seems funny that they didnt get the first 4th ed plans in shape from the beginning, BUT the fact that they follow up on reported faults, make corrections lists AND incorporate these in newer printings, is to me a sign of professionality to be applauded. As long as they offer upgrades for a reasonable cost to people who already have payed for the 4th ed plans, not asking people to pay for the rights to build the plane for a second time. Now they seem to have made a very good decision and do just what a good company should do, nice! Ken Finland ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 19, 2002
Subject: Re: CH701 Plans Updates
Hi Ken, Geez, I was ready to send ZAC a check for a set of plans but if you guys are having all these changes to plans, maybe I should rethink this CH-701 project until those folks get it right, any input to that? thanks R. Roy Might be a new builder????? ________________________________________________________________________________
Date: May 19, 2002
From: "J. Davis" <jd(at)lri.sjhc.london.on.ca>
Subject: Re: CH701 Plans Updates
On Sun, 19 May 2002 RoyN9869L(at)aol.com wrote: > > Geez, I was ready to send ZAC a check for a set of plans but if you guys > are having all these changes to plans, maybe I should rethink this CH-701 > project until those folks get it right, any input to that? Just be *really* careful not to accidentally get a glimpse of some Sonex plans, you might decide a low wing would be OK.... ;') > > R. Roy > Might be a new builder????? > > > > > > -- Regards, J. flying: Zenair STOL CH701/582 C-IGGY , >150 hrs. building: Sonex #325, engine undecided, probably Jabiru 3300/6/120hp | J. Davis, M.Sc. (comp_sci) | email: jd(at)uwo.ca | | SysMgr, research programmer | voice: (519) 646 6100 x64166 | | Lawson Research Institute | fax: (519) 646 6135 | | London, Ontario | lriweb.sjhc.london.on.ca/~jd | "Debt can be a powerful asset." -- Merrill-Lynch radio ad ________________________________________________________________________________
Date: May 19, 2002
From: Hal Rozema <hartist1(at)cox.net>
Subject: Re: CH701 Plans Updates
OK I'm going to say it. I'll really stir up the hornets nest.... I think you guys with "X" year old plans that haven't been updated... AND you guys that are looking for perfection before you buy plans are looking for some personal reason to not get on with the project. For comparison... get on Jodel, Vans, or other homebuilt lists. You have NO problems compared to theirs. My advise. Stop writing. Start building. Or go rent a Cessna. Geez. is right Hal CH701 240 hrs bldg tail and right wing done <http://theplanefolks.net> "J. Davis" wrote: > > On Sun, 19 May 2002 RoyN9869L(at)aol.com wrote: > > > > > Geez, I was ready to send ZAC a check for a set of plans but if you guys > > are having all these changes to plans, maybe I should rethink this CH-701 > > project until those folks get it right, any input to that? > > Just be *really* careful not to accidentally get a glimpse of some > Sonex plans, you might decide a low wing would be OK.... ;') > > > > > R. Roy > > Might be a new builder????? > > > > > > > > > > > > > > -- > Regards, J. > > flying: Zenair STOL CH701/582 C-IGGY , >150 hrs. > building: Sonex #325, engine undecided, probably Jabiru 3300/6/120hp > > | J. Davis, M.Sc. (comp_sci) | email: jd(at)uwo.ca | > | SysMgr, research programmer | voice: (519) 646 6100 x64166 | > | Lawson Research Institute | fax: (519) 646 6135 | > | London, Ontario | lriweb.sjhc.london.on.ca/~jd | > > "Debt can be a powerful asset." > -- Merrill-Lynch radio ad > ________________________________________________________________________________
From: "William Herren" <wmdherren(at)hotmail.com>
Subject: Re: Zenith-List Digest: 2 Msgs - 05/18/02
Date: May 19, 2002
> List: While on the subject of paint - I have seen the Sonex flying unpainted. Is this for some reason a bad idea for the Zodiac XL? I'd also second Roy's statement on the need for a supplied air respirator with Imron - If you don't have access to the respirator - DON'T use Imron. Great finish, but not a finish to die for. (But one you could die from) Bill in Lousyana waiting for the XL Taildragger. > >Mark, > > I do not by a long shot profess to be an expert when it comes to >painting >but I have painted a PA-11 (Dope and Fabric), a Cessna 150, and my personal >aircraft a Cozy III and a Grumman Yankee AA1B. On the C-150 I used IMRON >and >nearly died using this stuff and I was using all the recommended safety >equipment. The Cozy and Yankee was with Automotive DuPont CENTARI (I may >add >at 1/3 the cost) I used a gloss hardener and got the best WET LOOK I have >ever seen. These craft after 4 years have held up well. The Yankee has >small >paint chips on the leading edge of the wings due to landing and take offs >from gravel runways. The fix is very simple, wet/dry 320 grit to feather >the >damaged area and touch up the area. BTW I used a HVLP spray system. I >guess >it all boils down to this, You have put in a lot of blood and sweat into >building your dream and only YOU will ever know every technicality, nut >and >bolts of your project and people looking at your dream machine will only >see >the finished paint job, now not the time to save a buck $$$$$ Go quality >and >you will not regret it > >R. Roy > > ________________________________________________________________________________
From: "Paul Hartl" <pdhartl(at)mindspring.com>
Date: May 19, 2002
Subject: New Zodiac Simulations for FS2002
Fellow Zodiac Builders, I'm a 601 HDS Stratus EA-81 builder with a penchant for Flight Simulator. I've made a number of commercial Flight Sim aircraft add-on products in the past ("FS Flight Deck" published by Abacus Software was my biggest hit) and I recently made a new set of Zodiacs for FS2002, including HDS trikes and taildraggers, HD trikes and taildraggers and an HD amphibian, all now available for free download at Zenith's Website, specifically http://www.zenithair.com/misc/flightsim02.html (XL builders - I should also have trike and taildragger versions of the CH601XL up by June 1, 2002) I've made FS98 and FS2000 versions of Zodiacs and CH2000s for Zenith before, and some of that work is on the Zenith website, but these are new, with many new paint schemes, a new "virtual cockpit" , new taildraggers and amphib versions, new small animation features, plus detailed instructions on how to repaint any version to the user's liking - a feature I added so other builders can test their paint schemes in 3D flight ahead of time. (If you have trouble with my repaint instructions, feel free to email me - I'm not that great of a technical writer) I also tried hard to "tune" these FS2002 flight models to reflect the flight characteristics of each Zodiac variant, although that's a little difficult, given that my Zodiac is (optimistically) 50% finished, and I cannot get FS2002 to realistically simulate stalls - unfortunately! Still, the climb rates, and top speeds should be about right, given the 100-hp EA-81 as a powerplant. ANY INPUT ON FLIGHT CHARACTERISTICS FROM ACTUAL FLYING ZODIAC PILOTS WOULD BE VERY MUCH APPRECIATED - please feel free to email me with corrections to my approximations (but be kind!). Hope you simmers enjoy these! Paul Hartl P.S. There's a nice fast T-38A Talon at my website (below), too, for those in a hurry! Paul Hartl, CEO and President (for life), HartlAir Cyber Industries FS2002 Aircraft Website: http://home.mindspring.com/~pdhartl/ email: pdhartl(at)mindspring.com paul_hartl(at)communityschool.org Paul Hartl P.O. Box 6481 Ketchum, ID 83340-6481 208-788-9147 ________________________________________________________________________________
Date: May 19, 2002
From: "JNBOLDING1" <JNBOLDING1(at)mail.ev1.net>
Subject: Re: CH701 Plans Updates
---------- Original Message ---------------------------------- From: Hal Rozema <hartist1(at)cox.net> Date: Sun, 19 May 2002 08:21:56 -0700 > >OK I'm going to say it. I'll really stir up the hornets nest.... I think you >guys with "X" year old plans that haven't been updated... AND you guys that are >looking for perfection before you buy plans are looking for some personal reason >to not get on with the project. > >For comparison... get on Jodel, Vans, or other homebuilt lists. You have NO >problems compared to theirs. > >My advise. Stop writing. Start building. Or go rent a Cessna. Geez. is right > >Hal >CH701 240 hrs bldg tail and right wing done ><http://theplanefolks.>> > Don't know if that was directed at my post or not but I need no proding from someone that has a sum total of 240hrs building. I have built 3 homebuilts, restored a Seabee, Pacer and Champ and have more than 5000 hrs building time but still don't feel qualified to to tell someone whether or not to build an airplane. Thats his decision. Respectfully John ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 19, 2002
Subject: Re: CH701 Plans Updates
Thanks, I'll keep that in mind R. Roy ________________________________________________________________________________
From: "Bruce Bockius" <bruce(at)whiteantelopesoftware.com>
Subject: Re: Zenith-List Digest: 2 Msgs - 05/18/02
Date: May 19, 2002
> List: While on the subject of paint - I have seen the Sonex flying > unpainted. Is this for some reason a bad idea for the Zodiac > XL? I hope not! http://www.whiteantelopesoftware.com/zodiac/zodiac.jpg Plane has been (mostly) unpainted and stored (mostly) outside for three years now. No observable corrosion. Alloy is 6061 which is considerably more corrosion resistant than other alloys used on most planes. -Bruce/601HD/Stratus/TDO/305 hrs ________________________________________________________________________________
Date: May 19, 2002
From: Lee Thomas <cltvet(at)mail.ocis.net>
Subject: 701
What are some of you scratch builders of the 701 using for wheel and brake set ups? Lee-scratch building a 701 ________________________________________________________________________________
From: "Dale Ward" <adwsail(at)bigfoot.com>
Date: May 20, 2002
Subject: Re: CH701 Plans Updates/240-5000 hrs
On 20 May 2002 at 16:22, David Tanner wrote: > > They could get the same information if it was sent direct to them instead of > cluttering up the list. > READ THE RULES When "The RULES" potentially compromise safety, I ignore "The Rules". This isn't the Soviet Union. I am trying to decide on which of several kit planes I want to spend time building. Seeing the little personal comments posted here gives me a much better idea of who to pay attention to versus who to ignore, hence, my concerns over the validity of the answer and it safety ramifications. I've NEVER seen a NG without at least one troll talking through his hat. NG's are great for the exchange of information pertinent to a particular subject. I want to know who is voicing an opinion that MAY have a major impact to my decision. I've been lurking here for a month now and will return to said mode now. Dale Ward WB4LIP Wooden Boat Cold Molding and Restoration Marine Electronic Systems Design adwsail(at)bigfoot.com ________________________________________________________________________________
From: "Bill Richter" <wrichter(at)aristotle.net>
Subject: Rivet line extension
Date: May 20, 2002
List I need some advice (help). Putting the right wing nose skin on an 601 HDS. It states (assembly directions) once the bottom side of the nose skin has been drilled & clecoed into place to turn the wing over. Use a 2 X 4 board (or several 1 X 4's or 2's) along with straps over the wing ribs and then extend the rivet line (C/L of the ribs) onto the nose skin. Here in lies the problem. How do you extend the rivet line when the boards that you are using interfere with the extension of the rivet line? Thanks for the advice in advance. Bill do not achieve ________________________________________________________________________________
From: "RUSSELL JOHNSON" <entec1(at)pld.com>
Subject: Re: Rivet line extension
Date: May 20, 2002
> Here in lies the problem. How do you extend the rivet line when the > boards that you are using interfere with the extension of the rivet > line? > Thanks for the advice in advance. > Bill > +++++ After you have strapped the nose skin down tight, make a mark on the edge of the skin where it lines up with the rear ribs. Un-strap the skin and connect this mark with the bottom rivet line. Now raid your wife's sewing kit and "borrow" her fabric tape measure. Most of them have one side that is metric. Using this tape measure, record the locations of the crimps in the nose ribs. Using the holes drilled on the bottom of the skin, transfer these locations to the wing skin so as to avoid them when drilling. Now with the holes pre-drilled in the nose skin, and a red "Sharpie" line drawn on the nose ribs, re-strap the skin, push or pull the ribs into alignment with the nose skin holes. The lines don't have to be perfectly in the center of the holes. Leave a space between the two boards to drill a couple of holes, cleco these, reposition the board and continue drilling. When I drilled my nose skin, I had to fabricate some shims for one of the outer nose ribs, don't recall for sure but believe it was the second one in from the outboard end. Russell J./ 601-HDS ________________________________________________________________________________
From: "Jari Kaija" <jari.kaija(at)luukku.com>
Subject: Re: CH701 Plans Updates
Date: May 20, 2002
I _have_ to say something too... >----- Original Message ----- >From: "Hal Rozema" <hartist1(at)cox.net> >To: >Sent: Sunday, May 19, 2002 6:21 PM >Subject: Re: Zenith-List: Re: CH701 Plans Updates ----clipclipclip----- > My advise. > Stop writing. Nope... When things are wrong, only stupid, or people who don't care, keeps his mouth shut up. Can you even think, how expensive it can be. I mean, drawings says: Use this and this thicknes, diameter whatever. Okay, I make my over seas order for these parts, I have to cost overseas shipment, packing and material, every time, when I order something. And when there is changes, errors, you name it, I have to pay all these things again. Material, shipment, packing.... Also, I would like to _BUILD_ my plane, not to hang in web to see, what I need to change next on my drawings! > Start building. All the time... > Or go rent a Cessna. I do that too... > CH701 240 hrs bldg tail and right wing done Waiting new set of drawings before closing (right) wing and continuing with fuselage. -Jari www.project-ch701.net ________________________________________________________________________________
Date: May 20, 2002
From: Mike Fothergill <mfothergill(at)sympatico.ca>
Subject: Re: New Zodiac Simulations for FS2002
Hi Paul; Thanks for the CH-601HDS Tail dragger version. This is the configuration of my C-FRND. It is interesting that yoy set the weight at about 600lbs. This is close to mine with the 912S but I expect that the Subaru version would be at least 50 lbs. heavier. Regards Mike CH-601HDS C-FRND UHS Spinners Paul Hartl wrote: > > > Fellow Zodiac Builders, > > I'm a 601 HDS Stratus EA-81 builder with a penchant for Flight > Simulator. I've made a number of commercial Flight Sim aircraft > add-on products in the past ("FS Flight Deck" published by Abacus > Software was my biggest hit) and I recently made a new set of > Zodiacs for FS2002, including HDS trikes and taildraggers, HD > trikes and taildraggers and an HD amphibian, all now available for > free download at Zenith's Website, specifically > http://www.zenithair.com/misc/flightsim02.html > > (XL builders - I should also have trike and taildragger versions of the > CH601XL up by June 1, 2002) > > I've made FS98 and FS2000 versions of Zodiacs and CH2000s for > Zenith before, and some of that work is on the Zenith website, but > these are new, with many new paint schemes, a new "virtual > cockpit" , new taildraggers and amphib versions, new small > animation features, plus detailed instructions on how to repaint any > version to the user's liking - a feature I added so other builders can > test their paint schemes in 3D flight ahead of time. (If you have > trouble with my repaint instructions, feel free to email me - I'm not > that great of a technical writer) > > I also tried hard to "tune" these FS2002 flight models to reflect the > flight characteristics of each Zodiac variant, although that's a little > difficult, given that my Zodiac is (optimistically) 50% finished, and I > cannot get FS2002 to realistically simulate stalls - unfortunately! > Still, the climb rates, and top speeds should be about right, given > the 100-hp EA-81 as a powerplant. ANY INPUT ON FLIGHT > CHARACTERISTICS FROM ACTUAL FLYING ZODIAC PILOTS > WOULD BE VERY MUCH APPRECIATED - please feel free to > email me with corrections to my approximations (but be kind!). > > Hope you simmers enjoy these! > > Paul Hartl > > P.S. There's a nice fast T-38A Talon at my website (below), too, for > those in a hurry! > > Paul Hartl, CEO and President (for life), HartlAir Cyber Industries > FS2002 Aircraft Website: http://home.mindspring.com/~pdhartl/ > email: pdhartl(at)mindspring.com > paul_hartl(at)communityschool.org > > Paul Hartl > P.O. Box 6481 > Ketchum, ID 83340-6481 > 208-788-9147 > ________________________________________________________________________________
Date: May 20, 2002
From: Peter Chapman <pchapman(at)ionsys.com>
Subject: Re: First engine start
At 07:34 18-05-02 , you wrote: >I ran my 912 with topskin clecoed on and with topskin completely off, full >power, with no problems whatsoever. With the topskin off the throttle tends >to get caught, as the instrument panel flaps in the slipstream. With the top skin off, one can temporarily cleco on an L-angle -- or some other sort of bracket -- from the firewall to the instrument panel. Then the panel is secure during runups. Worked for me. Peter Chapman Toronto, ON ________________________________________________________________________________
From: "Charles Pomaski" <ndsemc(at)ktn.net>
Subject: Flight Training - 701
Date: May 20, 2002
Does anyone know if flight training is available in a 701 in the Pacific Northwest region, Canada or USA? ________________________________________________________________________________
From: "Mark Townsend" <601xl(at)sympatico.ca>
Subject: Fuel Plumbing
Date: May 20, 2002
Dear Listers I'm trying to decide as to how I am going to proceed. I would like to install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru Multi Port Fuel injection engine with Turbo. I have found a switch unit for the cabin which switches from left to right tanks and switches the return line as well, but How would I plumb the other two tanks? Should I have them gravity feed into the inboard tanks with a check valve? or install fuel pumps to pump the fuel into the inboard tanks? Or remove the two ribs in-between the tanks and make One super tank per wing? Any thoughts? Mark Townsend 601XL EA-82 MPFI Turbo ________________________________________________________________________________
Date: May 20, 2002
Subject: Re: Fuel Plumbing
From: Michael R Fortunato <wizard-24(at)juno.com>
I installed all four leading edge tanks, but admittely have not decided how the lines should be run (there's a schematic in the XL plans I think). But I do know that the outboard tank fuel lines do not connect to the inboard tanks....rather, the lines are designed to run to the cockpit THROUGH a sleeve welded into the bottom of the inboard tanks. This would seem to mean that ZAC intends that they be kept separate...and that the fuel selector be between the inboard and outboard tanks....not necessarily right and left. This make any sense? Any other XL builder feel free to chime in. :) Mike Fortunato writes: > <601xl(at)sympatico.ca> > > Dear Listers > I'm trying to decide as to how I am going to proceed. I would like > to > install all 4 leading edge tanks in my 601XL and I'm going to run a > Subaru > Multi Port Fuel injection engine with Turbo. I have found a switch > unit for > the cabin which switches from left to right tanks and switches the > return > line as well, but How would I plumb the other two tanks? Should I > have them > gravity feed into the inboard tanks with a check valve? or install > fuel > pumps to pump the fuel into the inboard tanks? Or remove the two > ribs > in-between the tanks and make One super tank per wing? Any thoughts? > > Mark Townsend > 601XL EA-82 MPFI Turbo ________________________________________________________________________________
From: "David Tanner" <vk3auu(at)vic.australis.com.au>
Subject: Re: CH701 Plans Updates
Date: May 21, 2002
To all you buggers who are railing against the drawings. I and many others have sucessfully built our 701's from the original set of plans, warts and all . We didn't have all the facilities of the internet available so we had to use our own brains, we used a bit of common sense, asked a few questions of ZAC and got the job done. Get real. David Tanner CH701 912UL 200 hours happy flying. ________________________________________________________________________________
Date: May 20, 2002
From: WSCribb(at)aol.com
Subject: Re: Fuel Plumbing
In a message dated Mon, 20 May 2002 6:40:54 PM Eastern Daylight Time, "Mark Townsend" <601xl(at)sympatico.ca> writes: > >Dear Listers >I'm trying to decide as to how I am going to proceed. I would like to >install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru >Multi Port Fuel injection engine with Turbo. I have found a switch unit for >the cabin which switches from left to right tanks and switches the return >line as well, but How would I plumb the other two tanks? Should I have them >gravity feed into the inboard tanks with a check valve? or install fuel >pumps to pump the fuel into the inboard tanks? Or remove the two ribs >in-between the tanks and make One super tank per wing? Any thoughts? > >Mark Townsend >601XL EA-82 MPFI Turbo > > Mark, I also am going to run a MPFI Turbo EA-82 in my XL, and currently am at the point of building the fuel tanks. As you mentioned the MPFI system returns the excess fuel back to the tank, this is a major consideration with the long range tanks. I looked at several different methods to acomplish this, but in the end couldn't simplify the process without adding undue weight and cost. The Andair fuel selector valves are $419.00 each, very nice piece but ouch! Several builders have tried to just "T" the by-passed fuel back into the main feedline in front of the fuel filter. They will discover that the high-pressure pumps used by the MPFI will impart an excessive amount of heat into the fuel. And by returning this heated fuel to the main feedline they in turn are compounding the problem. This will lead to a vapor-lock. IMHO a turbocharged engine requires both the fuel and air charges to be as cold as possible in order to minimize the detenation potential. Finally I think I've came across a way to reduce and maybe solve this problem. I'm going to try routing the return fuel through a modified automatic transmisson cooler (AN fittings heli-arc welded onto the tubes) to shed this excess heat. The cooler would be mounted in front of the radiator in order to receive the maximum cooling potential. I plan on running several tests using water to determine the best heat transfer rate, balanced between overall size of the cooler and flow rate. Although as a backup, I plan on including the provisions in the tanks for the fuel return. I wouldn't consider the one large super tank, as the leading edge requires some support to maintain its shape in flight. You could instead add a transfer passage between the two tanks. Something in the 2 inch diameter range, this would allow for reasonable refueling. However, you would need to add several baffles inside the tanks. In order to control the fuel during a side slip or other uncoordinated flight. Sorry for such a long answer. Bill Cribb 601XL Scratch building Empenage completed and Both Wing Boxes 80% complete. ________________________________________________________________________________
From: Alan Cossitt <alan.cossitt(at)verizon.net>
Subject: Fuel Plumbing
Date: May 20, 2002
Mark, Unfortunately I don't remember the details...I talked to Matt Dandar at Recreational Power (Hirth)(www.recpower.com) about how to hook up wing tanks to a fuel injection system. I plan to install a Hirth engine with fuel injection in my next airplane (probably a 701) and wanted to see if it was possible. From what I remember it is possible to rig up a return style fuel injection so that no valves are needed and all fuel tanks are automatically balanced by the fuel return. I know that in general you don't want to have any sort of header tank since the return from the fuel injection can aereate (sic?) the fuel in a small tank (and can cause the fuel injection pump to fail, something -trust me, I have had this experience- you don't want to have happen in flight). I personally don't want any fuel valves that NEED to be switched since I know sooner or later that I will forget to switch that valve and my little airplane will be gliding to the ground. Perhaps someone on the list knows how to hook up the fuel injection. If not, you might send an email to Matt. -Alan Cossitt -----Original Message----- From: Mark Townsend [SMTP:601xl(at)sympatico.ca] Subject: Zenith-List: Fuel Plumbing Dear Listers I'm trying to decide as to how I am going to proceed. I would like to install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru Multi Port Fuel injection engine with Turbo. I have found a switch unit for the cabin which switches from left to right tanks and switches the return line as well, but How would I plumb the other two tanks? Should I have them gravity feed into the inboard tanks with a check valve? or install fuel pumps to pump the fuel into the inboard tanks? Or remove the two ribs in-between the tanks and make One super tank per wing? Any thoughts? 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From: "Mark Townsend" <601xl(at)sympatico.ca>
Subject: Re: Fuel Plumbing
Date: May 20, 2002
HI Bill SO Far your the only one that understands the requirement to cool the fuel before re-introducing it to the engine. I am considering the Andair fuel selector but it is only designed for 2 tanks with returns. I'm truly not crazy about the idea of a fuel cooler behind the rad so I think I will avoid that possibility. I have considered the straight connector tube between the outboard and inboard tank but hated the idea of trying to install baffles in the tanks. I was wondering if a check valve of some type or a fuel pump from outboard to inboard maybe. I really wish I didn't want to do this but I wanted to get 5-6 hrs flight time from one fueling so that I could make specific trips without refueling during the leg. Could I ask where you got your motor mount and what your using for a re-drive for the higher HP Turbo? Mark Townsend EA-82 MPFI Turbo -----Original Message----- From: WSCribb(at)aol.com <WSCribb(at)aol.com> Date: Monday, May 20, 2002 9:19 PM Subject: Re: Zenith-List: Fuel Plumbing > >In a message dated Mon, 20 May 2002 6:40:54 PM Eastern Daylight Time, "Mark Townsend" <601xl(at)sympatico.ca> writes: > >> >>Dear Listers >>I'm trying to decide as to how I am going to proceed. I would like to >>install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru >>Multi Port Fuel injection engine with Turbo. I have found a switch unit for >>the cabin which switches from left to right tanks and switches the return >>line as well, but How would I plumb the other two tanks? Should I have them >>gravity feed into the inboard tanks with a check valve? or install fuel >>pumps to pump the fuel into the inboard tanks? Or remove the two ribs >>in-between the tanks and make One super tank per wing? Any thoughts? >> >>Mark Townsend >>601XL EA-82 MPFI Turbo >> >> >Mark, > >I also am going to run a MPFI Turbo EA-82 in my XL, and currently am at the point of building the fuel tanks. As you mentioned the MPFI system returns the excess fuel back to the tank, this is a major consideration with the long range tanks. I looked at several different methods to acomplish this, but in the end couldn't simplify the process without adding undue weight and cost. The Andair fuel selector valves are $419.00 each, very nice piece but ouch! > >Several builders have tried to just "T" the by-passed fuel back into the main feedline in front of the fuel filter. They will discover that the high-pressure pumps used by the MPFI will impart an excessive amount of heat into the fuel. And by returning this heated fuel to the main feedline they in turn are compounding the problem. This will lead to a vapor-lock. IMHO a turbocharged engine requires both the fuel and air charges to be as cold as possible in order to minimize the detenation potential. > >Finally I think I've came across a way to reduce and maybe solve this problem. I'm going to try routing the return fuel through a modified automatic transmisson cooler (AN fittings heli-arc welded onto the tubes) to shed this excess heat. The cooler would be mounted in front of the radiator in order to receive the maximum cooling potential. I plan on running several tests using water to determine the best heat transfer rate, balanced between overall size of the cooler and flow rate. > >Although as a backup, I plan on including the provisions in the tanks for the fuel return. > >I wouldn't consider the one large super tank, as the leading edge requires some support to maintain its shape in flight. You could instead add a transfer passage between the two tanks. Something in the 2 inch diameter range, this would allow for reasonable refueling. However, you would need to add several baffles inside the tanks. In order to control the fuel during a side slip or other uncoordinated flight. >Sorry for such a long answer. > >Bill Cribb >601XL Scratch building >Empenage completed and Both Wing Boxes 80% complete. > > ________________________________________________________________________________
From: "Paul Hartl" <pdhartl(at)mindspring.com>
Date: May 20, 2002
Subject: FS2002 Simulations and a question about folding bikes
Thanks to all for the positive comments about the FS2002 Zodiac simulations! I hope you enjoy them and find them useful, especially for testing out different paint schemes. Per the questions about X-Planes, I'm strictly a Flight Sim aircraft maker; someone else is welcome to do Zodiacs for X-Planes - I hope to be busy again with the real thing again as soon as my students are finished with their finals and graduation is over - June 2nd! On another track, ....I have a question about folding bikes I hope someone might be able to answer. The Dahon "Piccolo" is proported to fold up to a size of 11"x20"x30" at 26 lbs weight (check out www.dahon.com for their full line of folding bikes). Is it possible to get two of these things in a Zodiac (and not use the passenger seat)? The baggage compartment looks a little too tight for two, so I was wondering if there's any space in the rear fuselage that might lend itself to a "bike hatch" of these dimensions. Of course, weight and balance would need to be adjusted, probably by forward placement of the battery, but I understand the Stratus EA- 81 makes it a bit nose-heavy anyway, so maybe this would work. I see the "hatch bike" as always being onboard and being part of the aircraft's permanent weight distribution, and the second bike only coming along in the baggage compartment when my wife travels with me. (I also have the wing lockers available for other baggage). Ideas?? Thanks! Paul Hartl, 601HDS Stratus Subaru EA-81 Tail, rear fuse, central wing completed; wings next! FS2002 Aircraft Website: http://home.mindspring.com/~pdhartl/ email: pdhartl(at)mindspring.com or paul_hartl(at)communityschool.org ________________________________________________________________________________
From: "Schemmel, Grant" <Grant.Schemmel(at)utmc.aeroflex.com>
Subject: another step done
Date: May 21, 2002
Just thought I would share my experience this last weekend with getting my final airworthiness inspection... The inspection went way too smooth. The only recommendation the guy had was to tie up a bundle of wires that crossed the aileron bell crank a little bit tighter, as they might eventually rub. Other than that, he said I had done a good job. The whole inspection lasted maybe 3 hours altogether, what with the conversation drifting from the zodiac, to other aircraft the inspector had worked on, to introducing and talking to people that kept wandering by while the inspection was happening. The thing I sort of have mixed feelings about, is that the guy never really got too in depth as far as looking into things. I suspect that if he had seen anything that was iffy, he might have dug in deeper, but as it was, he seemed to limit his snooping to casual peering into large openings. I was expecting him to crawl thru the whole thing with flashlight and mirror in hand. I think he spent as much time on paperwork as he did on inspecting. This is yet another reason I think, to have as many people looking at your project as you go along, as you can get. One pleasant surprise, was the fly-off time he gave me. I am using an o-200 which I overhauled myself, and had my A&P buddy look over and sign-off the logs, along with a prop that I had borrowed from the same guy. The prop was the second of his that I had borrowed, both of which were wood Univair Flottorp props. The first one was marked experimental, and I ended up not using it because the pitch was a bit too steep. He then let me use this other one, and I never bothered looking at it too close, other than figuring out what the pitch was (69x50). Turns out that this was a type certificated prop, so with the combination of certificated engine and prop, I get a 25 hour fly-off time. Way cool. Anyway, not sure when I'm going flying yet, as I'm (still) waiting for the seats to come back from the upholsterer, and fixing a few bugs yet. I have a Taskem digital tach that jumps all over the place at high rpms, and whenever I do a mag check on the right mag, in spite of complete full braid shielding, and using a self-powered Westach sender. Going to try a new sender and see if that fixes things. Also found out that the naca duct I was using to feed the heat muff was not very heat resistant, as heat coming buck up the duct melted the dang thing. Gotta build a metal one I guess. Grant Schemmel N602GS - 601hds - o-200 Penrose, CO ________________________________________________________________________________
From: "P. L. Jenkins" <capt_over(at)hotmail.com>
Subject: Re: Fuel Plumbing
Date: May 21, 2002
Mark, I would suggest a setup whereby you have two "main" tanks, and two "aux" tanks. Have the main tanks feed the engine, and have the aux tanks feed the main tanks by way of a "feed pump", with a check valve to prohibit reverse feed into the aux tanks. Paul Jenkins 601HDS - Tail work... >From: "Mark Townsend" <601xl(at)sympatico.ca> >Reply-To: zenith-list(at)matronics.com >To: >Subject: Zenith-List: Fuel Plumbing >Date: Mon, 20 May 2002 18:31:20 -0400 > > >Dear Listers >I'm trying to decide as to how I am going to proceed. I would like to >install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru >Multi Port Fuel injection engine with Turbo. I have found a switch unit for >the cabin which switches from left to right tanks and switches the return >line as well, but How would I plumb the other two tanks? Should I have them >gravity feed into the inboard tanks with a check valve? or install fuel >pumps to pump the fuel into the inboard tanks? Or remove the two ribs >in-between the tanks and make One super tank per wing? Any thoughts? > >Mark Townsend >601XL EA-82 MPFI Turbo > > Join the worlds largest e-mail service with MSN Hotmail. http://www.hotmail.com ________________________________________________________________________________
From: "Chris Weber" <chrisoz(at)gmx.net>
Subject: Here we go again
Date: May 22, 2002
Hello Listers, do you ever get that creeping suspicion that you might miss building once it's over? Well, my taildragger Zodiac has 35 hours on the clock, and while the flying is GREAT I still have itchy fingers. As I am looking for work at the moment and have a fair bit of time on my hands, and can't fly all the time I went out today and stocked up on tools, getting a compressor, air-rivet gun, drill-press, I had build my kit in a friends workshop, so I need all that. Just to make it a bit more difficult this time I'll scratch build number two. I look at my hands, all the cuts are healed, and ask myself wether I really want to go back there. Number two will have some more changes from the original design, I want to put a gull-wing cockpit in, with a higher rear fuse, and put a vertical stabilizer in, too. Piano hinges for the ailerons. Haven't made up my mind yet wether to build a HD or HDS, here in Australia we have a 45 knot limit for Ultralight stall speed, and I might have to limit the MTOW to 490 kg. And the HD wing is easier to build. Much to ponder, guess I'll start with centre section and tail first, and keep my options open. Thought I'd let you guys know, as all my friends here think I am short a shilling. Cheers, Chris Weber Zodiac 601 TD 912, 35 hours Zodiac 601 TD HD(S), 0% ________________________________________________________________________________
Date: May 22, 2002
From: Rich <rich(at)carol.net>
Subject: Re: Fuel Plumbing
I was going to hook up my 4 tank CH801 the same way per ZAC's recommendation. I have a Subaru fuel injection. The return line was going to be 'T'd & returned to the same 2 tanks from which it came for both the inboard & outboard. But then talking to Nick at Sun n Fun, there seems to be a similar situation with all the 801's flying, and that is that the left fuel tank always empties faster than the right by about a half a tank difference. That's a lot. This is for a gravity setup but it might do the same to a F/I system as well. I believe this would be a problem with return lines. I was told they are working on a solution to this. They are experimenting with adding fuel tank vents to different areas of the wing. Possibly the propwash is creating pressure differences. Maybe this is why Cessna keeps theirs behind the strut. Can anyone confirm this? Until I hear from ZAC on a solution, I will be going with a left/right inboard setup with a pump on each outboard tank to transfer fuel to the inboard tanks. Rich Michael R Fortunato wrote: > > > I installed all four leading edge tanks, but admittely have not decided > how the lines should be run (there's a schematic in the XL plans I > think). But I do know that the outboard tank fuel lines do not connect to > the inboard tanks....rather, the lines are designed to run to the cockpit > THROUGH a sleeve welded into the bottom of the inboard tanks. This would > seem to mean that ZAC intends that they be kept separate...and that the > fuel selector be between the inboard and outboard tanks....not > necessarily right and left. This make any sense? Any other XL builder > feel free to chime in. :) > > Mike Fortunato > > writes: > > <601xl(at)sympatico.ca> > > > > Dear Listers > > I'm trying to decide as to how I am going to proceed. I would like > > to > > install all 4 leading edge tanks in my 601XL and I'm going to run a > > Subaru > > Multi Port Fuel injection engine with Turbo. I have found a switch > > unit for > > the cabin which switches from left to right tanks and switches the > > return > > line as well, but How would I plumb the other two tanks? Should I > > have them > > gravity feed into the inboard tanks with a check valve? or install > > fuel > > pumps to pump the fuel into the inboard tanks? Or remove the two > > ribs > > in-between the tanks and make One super tank per wing? Any thoughts? > > > > Mark Townsend > > 601XL EA-82 MPFI Turbo > ________________________________________________________________________________
Date: May 22, 2002
From: Rich <rich(at)carol.net>
Subject: Re: Fuel Plumbing
I did a test with water by returning it to 2 tanks, 'T'd from one line from a pump. As long as the lines are the same diameter & the same length, it return equally. Of course this was on the ground. In flight it might change. If returned to a fitting near the bottom of the tank the weight of the fuel currently in it might act as a balancer, the lighter tank with less fuel should recieve more fuel easier & faster than the heavier, fuller tank. I have not tried this. Can anyone confirm this? Rich Mark Townsend wrote: > > > HI Bill SO Far your the only one that understands the requirement to cool > the fuel before re-introducing it to the engine. I am considering the > Andair fuel selector but it is only designed for 2 tanks with returns. I'm > truly not crazy about the idea of a fuel cooler behind the rad so I think I > will avoid that possibility. I have considered the straight connector tube > between the outboard and inboard tank but hated the idea of trying to > install baffles in the tanks. I was wondering if a check valve of some type > or a fuel pump from outboard to inboard maybe. I really wish I didn't want > to do this but I wanted to get 5-6 hrs flight time from one fueling so that > I could make specific trips without refueling during the leg. > Could I ask where you got your motor mount and what your using for a > re-drive for the higher HP Turbo? > > Mark Townsend > EA-82 MPFI Turbo > > -----Original Message----- > From: WSCribb(at)aol.com <WSCribb(at)aol.com> > To: zenith-list(at)matronics.com > Date: Monday, May 20, 2002 9:19 PM > Subject: Re: Zenith-List: Fuel Plumbing > > > > >In a message dated Mon, 20 May 2002 6:40:54 PM Eastern Daylight Time, "Mark > Townsend" <601xl(at)sympatico.ca> writes: > > > >> > >>Dear Listers > >>I'm trying to decide as to how I am going to proceed. I would like to > >>install all 4 leading edge tanks in my 601XL and I'm going to run a Subaru > >>Multi Port Fuel injection engine with Turbo. I have found a switch unit > for > >>the cabin which switches from left to right tanks and switches the return > >>line as well, but How would I plumb the other two tanks? Should I have > them > >>gravity feed into the inboard tanks with a check valve? or install fuel > >>pumps to pump the fuel into the inboard tanks? Or remove the two ribs > >>in-between the tanks and make One super tank per wing? Any thoughts? > >> > >>Mark Townsend > >>601XL EA-82 MPFI Turbo > >> > >> > >Mark, > > > >I also am going to run a MPFI Turbo EA-82 in my XL, and currently am at the > point of building the fuel tanks. As you mentioned the MPFI system returns > the excess fuel back to the tank, this is a major consideration with the > long range tanks. I looked at several different methods to acomplish this, > but in the end couldn't simplify the process without adding undue weight and > cost. The Andair fuel selector valves are $419.00 each, very nice piece but > ouch! > > > >Several builders have tried to just "T" the by-passed fuel back into the > main feedline in front of the fuel filter. They will discover that the > high-pressure pumps used by the MPFI will impart an excessive amount of heat > into the fuel. And by returning this heated fuel to the main feedline they > in turn are compounding the problem. This will lead to a vapor-lock. IMHO > a turbocharged engine requires both the fuel and air charges to be as cold > as possible in order to minimize the detenation potential. > > > >Finally I think I've came across a way to reduce and maybe solve this > problem. I'm going to try routing the return fuel through a modified > automatic transmisson cooler (AN fittings heli-arc welded onto the tubes) to > shed this excess heat. The cooler would be mounted in front of the radiator > in order to receive the maximum cooling potential. I plan on running > several tests using water to determine the best heat transfer rate, balanced > between overall size of the cooler and flow rate. > > > >Although as a backup, I plan on including the provisions in the tanks for > the fuel return. > > > >I wouldn't consider the one large super tank, as the leading edge requires > some support to maintain its shape in flight. You could instead add a > transfer passage between the two tanks. Something in the 2 inch diameter > range, this would allow for reasonable refueling. However, you would need > to add several baffles inside the tanks. In order to control the fuel > during a side slip or other uncoordinated flight. > >Sorry for such a long answer. > > > >Bill Cribb > >601XL Scratch building > >Empenage completed and Both Wing Boxes 80% complete. > > > > > ________________________________________________________________________________
Date: May 22, 2002
From: Steven Kay <skay(at)optonline.net>
Subject: Re: Fuel Plumbing
Don't know about the strut thing, but the left tank on a Cessna will empty faster than the right. -Steve Rich wrote: > > I was going to hook up my 4 tank CH801 the same way per ZAC's recommendation. I have a Subaru > fuel injection. The return line was going to be 'T'd & returned to the same 2 tanks from which it > came for both the inboard & outboard. > But then talking to Nick at Sun n Fun, there seems to be a similar situation with all the 801's > flying, and that is that the left fuel tank always empties faster than the right by about a half a > tank difference. That's a lot. This is for a gravity setup but it might do the same to a F/I system > as well. I believe this would be a problem with return lines. > > I was told they are working on a solution to this. They are experimenting with adding fuel tank > vents to different areas of the wing. Possibly the propwash is creating pressure differences. > Maybe this is why Cessna keeps theirs behind the strut. Can anyone confirm this? > > Until I hear from ZAC on a solution, I will be going with a left/right inboard setup with a pump on > each outboard tank to transfer fuel to the inboard tanks. > > Rich > > Michael R Fortunato wrote: > > > > > > I installed all four leading edge tanks, but admittely have not decided > > how the lines should be run (there's a schematic in the XL plans I > > think). But I do know that the outboard tank fuel lines do not connect to > > the inboard tanks....rather, the lines are designed to run to the cockpit > > THROUGH a sleeve welded into the bottom of the inboard tanks. This would > > seem to mean that ZAC intends that they be kept separate...and that the > > fuel selector be between the inboard and outboard tanks....not > > necessarily right and left. This make any sense? Any other XL builder > > feel free to chime in. :) > > > > Mike Fortunato > > > > writes: > > > <601xl(at)sympatico.ca> > > > > > > Dear Listers > > > I'm trying to decide as to how I am going to proceed. I would like > > > to > > > install all 4 leading edge tanks in my 601XL and I'm going to run a > > > Subaru > > > Multi Port Fuel injection engine with Turbo. I have found a switch > > > unit for > > > the cabin which switches from left to right tanks and switches the > > > return > > > line as well, but How would I plumb the other two tanks? Should I > > > have them > > > gravity feed into the inboard tanks with a check valve? or install > > > fuel > > > pumps to pump the fuel into the inboard tanks? Or remove the two > > > ribs > > > in-between the tanks and make One super tank per wing? Any thoughts? > > > > > > Mark Townsend > > > 601XL EA-82 MPFI Turbo > > > ________________________________________________________________________________
Subject: Flush Fuel Caps
From: "Mark Sandidge" <MSandidge(at)peabodyenergy.com>
Date: May 22, 2002
05/22/2002 07:55:40 AM I could use some advise on which type fuel cap to buy. I am making my own leading edge fuel tanks for 601hds and would like to buy the flush type Usher caps listed in Aircraft Spruce. They sell one with a flat adaptor or a contoured adaptor. Could anyone using this type tell me which adaptor I should order? Thanks Mark Sandidge ________________________________________________________________________________
From: "Schemmel, Grant" <Grant.Schemmel(at)utmc.aeroflex.com>
Subject: Here we go again
Date: May 22, 2002
Haven't made up my mind yet wether to build a HD or HDS, here in Australia we have a 45 knot limit for Ultralight stall speed, and I might have to limit the MTOW to 490 kg. And the HD wing is easier to build. Much to ponder, guess I'll start with centre section and tail first, and keep my options open. Thought I'd let you guys know, as all my friends here think I am short a shilling. Cheers, Chris Weber Hi Chris You're not the only one short a shilling or two. I'm just about ready for my first flight, and already have some money down on my next project. I decided I liked the building process enough (tho the wife thinks I'm nuts) that I would like to at least have something ready to work on once I can get to that point. I'm supposed to go up to Minnesota sometime in the next couple of weeks and pick up a partially completed BD-4 project (mostly for 4-place & x-country capability). I don't see partial completion as being an issue, since I had zero problems with getting the inspection done on my zodie, even though it too was partially completed when I bought it. Grant Schemmel N602GS ________________________________________________________________________________
From: "zodiacjeff" <zodiacjeff(at)email.msn.com>
Subject: Re: Fuel Plumbing
Date: May 22, 2002
Please, please, please have the courtesy of following list guidelines and NOT attaching multiply original posts to messages. Thank you. - When responding, NEVER quote the *entire* original post in your response. DO use lines from the original post to help "tune in" the reader to the topic at hand, but be selective. The impact that quoting entire original posts has the size of the archive can not be overstated! DO NOT DO THIS! ________________________________________________________________________________
From: "Pinneo, George" <George.Pinneo(at)trw.com>
Subject: Flush Fuel Caps
Date: May 22, 2002
I used the flat Usher on my header tank; after A-4 riveting through the upper noseskin into the Usher flange, it works quite well. It can't have much drag. My canopy rain-cover, covers it to prevent rain from running in through the .040" vent-hole I drilled in it, when I'm not in a hangar, as at OSH last year. GGP ________________________________________________________________________________
Date: May 22, 2002
From: Phil Raker <phadr1(at)yahoo.com>
Subject: Re: FS2002 Simulations and a question about folding bikes
Yes, Paul! I am also building an HDS/Stratus and have plans to cary two folding bikes as part of the plane's "required equipment"; required for weight and balance. The bikes I'm using are the Brompton L5 models; they're made in England and are only available here through a distributor (www.bromptonbike.com). The Brompton has a more rigid frame than most of the Dahons seem to be, yet folds just as small. The folding and locking mechanism is very strong and secure. No signs of wear or loosening yet in a year and a couple hundred miles of use. We refold them for storage after each ride. The bike rides almost as nicely as a non-folding bike. It also folds/unfolds in less than 15 seconds! (Even my non-technical wife can figure it out & unfold it in less than 30 sec.) I've measured several times and also trial fit them into the aft baggage compartment. They will fit, but with no extra room. It's not an easy fit, so I'm adding an extra baggage door in the side of the fuselage top skin to ease the loading task. I hope this answers some of your questions. Regards, Phil Raker - N556P: HDS/Stratus (w/folding bikes); hooking up controls & plumbing --- Paul Hartl wrote: > ....I have a question about folding bikes I hope > someone might be able to answer. The Dahon "Piccolo" is > proported to fold up to a size of 11"x20"x30" at 26 lbs weight > (check out www.dahon.com for their full line of folding bikes). Is it > possible to get two of these things in a Zodiac (and not use the > passenger seat)? The baggage compartment looks a little too tight > for two, so I was wondering if there's any space in the rear fuselage > that might lend itself to a "bike hatch" of these dimensions. Of > course, weight and balance would need to be adjusted, probably by > forward placement of the battery, but I understand the Stratus EA- > 81 makes it a bit nose-heavy anyway, so maybe this would work. I > see the "hatch bike" as always being onboard and being part of the > aircraft's permanent weight distribution, and the second bike only > coming along in the baggage compartment when my wife travels > with me. (I also have the wing lockers available for other baggage). > Ideas?? > > Thanks! > > Paul Hartl, 601HDS Stratus Subaru EA-81 > http://launch.yahoo.com ________________________________________________________________________________
From: "Larry C. McFarland" <larrymc(at)qconline.com>
Subject: Re: Flush Fuel Caps
Date: May 22, 2002
Mark, I used flat adaptors for the leading edge tanks and will use a contour adapter on the header tank. If you want to see them before and as installed, there are images on my web site, macsmachine.com. Larry C. McFarland - 601hds ----- Original Message ----- From: "Mark Sandidge" <MSandidge(at)peabodyenergy.com> Subject: Zenith-List: Flush Fuel Caps > > I could use some advise on which type fuel cap to buy. I am making my own > leading edge fuel tanks for 601hds and would like to buy the flush type > Usher caps listed in Aircraft Spruce. They sell one with a flat adaptor or > a contoured adaptor. Could anyone using this type tell me which adaptor I > should order? > Thanks > Mark Sandidge > ________________________________________________________________________________
From: "Larry C. McFarland" <larrymc(at)qconline.com>
Subject: Curved joint angles
Date: May 22, 2002
Builders, I'm having a really great time stretching angles that join the sides to the center-wing skins. The rear angles were really easy to do, but the front angles are another matter. The bottom flange has a slight tentancy to acquire a bend toward the fuselage and not lay straight with the path. Would like to be able to shrink the bottom flange a little, or just keep the thing reasonably straight to maintain a good line for the fuselage. Does anyone have this hat-trick down yet? I've used 6061-T6 and 5052-H32 with much the same result. Would appreciate any comments. Larry C. McFarland - 601hds ________________________________________________________________________________
Date: May 22, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Re: Curved joint angles
I thought that thin 1100 aluminum was recommended for that (assuming that this is the fillet joining the side skin with the top nose skin). I bought a small roll of aluminum at Canadian Tire for this. I'm not there yet, but I would also appreciate any tips. --- "Larry C. McFarland" wrote: > McFarland" > > Builders, > I'm having a really great time stretching angles > that > join the sides to the center-wing skins. The rear > angles > were really easy to do, but the front angles are > another > matter. The bottom flange has a slight tentancy to > acquire > a bend toward the fuselage and not lay straight with > the path. > Would like to be able to shrink the bottom flange a > little, or just > keep the thing reasonably straight to maintain a > good line > for the fuselage. Does anyone have this hat-trick > down yet? > I've used 6061-T6 and 5052-H32 with much the same > result. > Would appreciate any comments. > Larry C. McFarland - 601hds > > > > Contributions of > any other form > > latest messages. > other List members. > > http://www.matronics.com/subscription > http://www.matronics.com/photoshare > http://www.matronics.com/search > http://www.matronics.com/archives > http://www.matronics.com/emaillists > > > > > ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://launch.yahoo.com ________________________________________________________________________________
From: "Cy Galley" <cgalley(at)qcbc.org>
Subject: Re: Curved joint angles
Date: May 23, 2002
Borrow the EAA Chapter's stretcher-shrinker... Cy Galley, TC - Chair, Emergency Aircraft Repair, Oshkosh Editor, EAA Safety Programs cgalley(at)qcbc.org or experimenter(at)eaa.org Always looking for articles for the Experimenter ----- Original Message ----- From: "Larry C. McFarland" <larrymc(at)qconline.com> Subject: Zenith-List: Curved joint angles Builders, I'm having a really great time stretching angles that join the sides to the center-wing skins. The rear angles were really easy to do, but the front angles are another matter. The bottom flange has a slight tentancy to acquire a bend toward the fuselage and not lay straight with the path. Would like to be able to shrink the bottom flange a little, or just keep the thing reasonably straight to maintain a good line for the fuselage. Does anyone have this hat-trick down yet? I've used 6061-T6 and 5052-H32 with much the same result. Would appreciate any comments. Larry C. McFarland - 601hds ________________________________________________________________________________
From: "Pinneo, George" <George.Pinneo(at)trw.com>
Subject: Curved upper wingskin to fuselage fairing strip
Date: May 23, 2002
Do what Zenith tells you to do: a hammer and a vise worked well for me. Mine took about 30 minutes for the first one and 20 minutes for the second. You'll have to sand/file the hammer marks out, of course. Maybe you're more into aesthetics of unblemished Alum? Then you'll want to do a lot of polishing to get them smoother. I added more angle to fair in the whole top of the wing to the step: it looks more finished. GGP ________________________________________________________________________________
Date: May 23, 2002
From: Gary Liming <gary(at)liming.org>
Subject: Lube
I am installing the 801 flap actuator, which rests on a steel bushing that the actuator is expected to pivot around. Could somebody make an appropriate recommendation of how to lube it. Light oil? Moly grease? Motor oil? It is one of the places where the actuator (aluminum housing) turns against a steel cylinder. Thanks, Gary Liming ________________________________________________________________________________
From: "Joa and Kristie" <joa(at)deschutes.net>
Subject: f/s: complete 601 drawings & manual and tail "kit"
Date: May 11, 2002
I have the original, complete 601HD drawings and manual (in almost perfect condition) along with the components for making the tail for sale. I have formed all the ribs and the rudder skeleton is riveted together per the plans. The ribs are formed very well from CAD generated drawings used to make the dies. All the work is very good. I also have all the long "L" pieces you'll need (for the whole plane- saves you having to bend them on a long brake) plus all the skins and rivets. Basically everything you need to get the tail finished. I'll let it all go for $750. This is less than 40% of the cost of the plans and tail kit from Zenith. Another way to look at it is you get the whole tail kit for only $355 more than the plans! All of this is located in Prineville (by Bend in Central Oregon) and I really don't want to ship but would in a pinch. Call me at 541-420-0105 or 541-416-9322. You can also email me with any questions. Thanks! Joa Prineville OR ________________________________________________________________________________
From: "Garrou, Douglas" <dgarrou(at)hunton.com>
Subject: Lindbergh
Date: May 23, 2002
Many thanks to the Zenith listers who pledged to charity in support of my virtual Lindbergh re-enactment. I made it - though it was a slog! As luck would have it, my next door neighbor in the simulators was 601XL builder Warren Ward! Truly a small world. massive local media coverage at: http://www.timesdispatch.com/news/vametro/MGB00Y8XJ1D.html Blue skies, Doug Garrou Project 801 ________________________________________________________________________________
Date: May 23, 2002
From: Peter Chapman <pchapman(at)ionsys.com>
Subject: Re: Record Flight Hours?
At 10:44 22-05-02 , you wrote: > >Does anyone know the current record for hours flown for a Zodiac (any >model)? Just curious. In the spring of 1999 I heard that C-FSDN, a 601 HD at that time operated by Flypass for instruction, had 1700 hours, without overhaul on its 912. What would be really interesting for a high time aircraft is its maintenance history, and that I don't know. Peter Chapman Toronto, ON ________________________________________________________________________________
From: "Wayne McMullen" <cmcmullen(at)attbi.com>
Subject: Sabaru Engine
Date: May 24, 2002
Does you one have any information on keeping the Subaru engine system waterproof? Wayne ________________________________________________________________________________
From: "Joe Wooten" <wooten(at)nelsondesigngroup.com>
Subject: ch640
Date: May 24, 2002
Has anybody in the group building or know of a web site to ck the building of a 640 out. Thanks do not archive ________________________________________________________________________________
From: "Joa and Kristie" <joa(at)deschutes.net>
Subject: Zenith Builders Resources area
Date: May 13, 2002
I forgot my user name and password to get into the resources area. I'm a legit plans holder (6-3958). Could someone email me privately and help me out here. Hopefully pretty soon as I'm trying to look up some stuff tonight :) Thanks folks! Joa ________________________________________________________________________________
From: "michael brook" <walruss(at)optushome.com.au>
Subject: PAC
Date: May 27, 2002
The Provisional Airworthiness Certificate for my STOL AUF No 193623 also named Liebes Engel, or loves angel, was issued this afternoon. TEst flight will be happening tomorrow morning. mike2planes ________________________________________________________________________________
From: "Dave Alberti" <daberti(at)execpc.com>
Subject: Rotary Power
Date: May 27, 2002
The topic of rotary engines has come up from time to time on the list, as a heads up for what not to do examine the following NTSB link. http://www.ntsb.gov/ntsb/brief.asp?ev_id20020504X00620&key1 ________________________________________________________________________________
From: "Dave Alberti" <daberti(at)execpc.com>
Subject: Re: Rotary Power
Date: May 27, 2002
Of course, the link won't work now! The date is April 21, 2002 "Creswell, OR Gallagher Taylor "Coot" N41RG Fatal(1)" ----- Original Message ----- From: "Dave Alberti" <daberti(at)execpc.com> Subject: Zenith-List: Rotary Power > > The topic of rotary engines has come up from time to time on the list, > as a heads up for what not to do examine the following NTSB link. > http://www.ntsb.gov/ntsb/brief.asp?ev_id20020504X00620&key1 > ________________________________________________________________________________
From: "David Tanner" <vk3auu(at)vic.australis.com.au>
Subject: VW engine
Date: May 28, 2002
Listers with interests in VW engines may be interested in the following. Ron Slender of VW Engine Centre in S.E. Qld makes the RG2000 100hp engine with a helical gear drive rslender(at)smartchat.net.au or view http://www.vw-engines.com David Tanner CH701 912UL ________________________________________________________________________________
From: Im7shannon(at)aol.com
Date: May 27, 2002
Subject: plans
Would anyone be interested in sending me copies of the wing / center section /landing gear part of the plans for a 601UL and /or 601 XL, I would pay for shipping (or other) expenses etc. This is for my own reference only, I am not building a Zenith. Please contact me off list Thanks, Kevin ________________________________________________________________________________
Date: May 27, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Stratus Alternator Bracket Failure
Today I found the bracket that holds the alternator to my Stratus EA-81 had failed. For the complete details and photos, go to my web site (see below) and click on Construction and then on Alternator Bracket Fail. This could have been ugly had I not caught it on my preflight!!! Regards, Bill (N812BM - HDS - Tri - Stratus - Vermont - 138.0 flight hrs. - 212 landings) web site -> http://homepages.together.net/~billvt/ ________________________________________________________________________________
From: STEFREE(at)aol.com
Date: May 27, 2002
Subject: Re: Stratus Alternator Bracket Failure
In a message dated 5/27/02 8:11:08 PM US Mountain Standard Time, billvt(at)together.net writes: > This could have been ugly had I not caught it on my preflight!!! Good Catch Bill. I am glad you do such a thorough preflight. Any ideas as to why this happened? Do you think it is a problem unique to your airframe? Steve (Turned over my engine {finally} for the first time) Freeman ________________________________________________________________________________
From: "michael brook" <walruss(at)optushome.com.au>
Subject: First Flight
Date: May 28, 2002
The first of my STOL's flew for the first time this morning. The test flight was uneventful and she performed brilliantly. Stall's at 23kts clean and 21kts with 1/2 flap. Afterwards I christened her Love's Angel. It took about 21months and about 650hours to do. Stol #2 will be in the air within 2 months. BOth machines will be flying by 2 years after getting the kits in a box. If only I hadn't had so much time off I might have had it done 8 months ago. mike2planes ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: Arplast prop....HELP....
Date: May 28, 2002
I am installing an Arplast PV50 in-flight adjustable prop on my 601 and have a question. How does one get the alignment bush into the swashplate in order to install a blade? Any other hints/tricks are greatly appreciated. Thanks, Roger Kilby N98RK 601HDS ________________________________________________________________________________
Date: May 28, 2002
From: Steven Kay <skay(at)optonline.net>
Subject: Re: Stratus Alternator Bracket Failure
Bill, that is some Ugly welding. The material failing adjacent to the weld is typical of a fatigue failure in a weldment that has not been normalized. -Steve Bill Morelli wrote: > > Today I found the bracket that holds the alternator to my Stratus EA-81 had > failed. > ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 28, 2002
Subject: Re: First Flight
Mike, Just a little nosey but why are you building two CH-701's Are you thinking of selling one? I'd be interested Roger Roy ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 28, 2002
Subject: Re: First Flight
Geez I forgot to congrat you on you first flight, Outstanding, Cheers Roger Roy ________________________________________________________________________________
From: "Steve M" <ondeck355(at)hotmail.com>
Subject: Southern Cal Newcomer
Date: May 28, 2002
Hello all, I'm a newcomer to the Zenith list, and am very interested in the Zenair planes. I have a Minimax ultralight now, and had about 30 hours in a Taylorcraft L2 'way back when. Particularly interested in the Zenith CH-701, for its short-field capability and the possibility that it may be Light Sport qualified (depending on what the final version of Light Sport regs look like, of course). Does anyone have one of these in southern California? If so, I'd love to get a look at one sometime. Can I beg your indulgence for a few minutes, next time you plan to be out at your airport? Anyone within like 70-80 miles of San Diego would be great - it's be worth a six-pack to me to get a chance to see one up close. I've seen the pictures and the stats, but never the real thing! Thanks all, I hope to talk to you soon, and maybe see a few at air shows this summer! Steve Maher ondeck355(at)hotmail.com San Diego, CA Ison Minimax 1100R, Rotax 377 http://www.Little-Acorn.com/planes00.htm <---- (my flying website) Join the worlds largest e-mail service with MSN Hotmail. http://www.hotmail.com ________________________________________________________________________________
From: "michael brook" <walruss(at)optushome.com.au>
Subject: Re: First Flight
Date: May 29, 2002
I'm not interested in selling one. One is for me and the other one is for my twin brother. mike ----- Original Message ----- From: <RoyN9869L(at)aol.com> Subject: Re: Zenith-List: First Flight > > Mike, > Just a little nosey but why are you building two CH-701's Are you thinking > of selling one? I'd be interested > > Roger Roy > > ________________________________________________________________________________
Date: May 28, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Stratus Alternator Bracket Failure
First let me say that I sent an e-mal late last night to Mykal at Stratus along with some pictures of the failed bracket. I was pleased that Mykal got back to me very quickly (less than 124 hourd). Below is my e-mail to him followed by his reply: ************************************************* MY NOTE: Mykal, My Stratus EA-81 now has 130 hours on it and today during my preflight I found the Alternator Mounting Bracket had failed. Two of the tabs had broken off just past the welds. There was no lose hardware so it should not have been caused by vibration. I have attached some photos of the bracket. Do you think it is repairable? Do you have a new bracket in stock? How much would it cost for the new bracket? How fast could I get a new one? Thanks, Bill Morelli ***************************************** MYKALS RESPONSE: Bill i will send one today priority mail, have had very little problems with the brackets. there are some harmonics from the belt tention that may be the culpret. the bracket is on the way. mykal,stratus. **************************************** Another builder, Gary K sent me a note saying that he had heard of other failures and thought that the newer brackets may have been beefed up. My engine was built back when Reiner was the owner so there may well be a newer bracket. I was pleased that he shipped me one priority mail. He also did not mention cost but I would certainly not mind paying for it being way past warranty. I will measure the new bracket compared to the old and see if there is a difference. I took the broken bracket today to my welder who I trust with my life (literally). He said it acts as though the welds were not normalized (whatever that means) after welding causing the metal to get brittle. He said he can fix it and so I will have it back tomorrow and see how it comes out. If the new one that arrives from Mykal is beefier, I will use that one instead. I will also try and determine if there is any tension placed on the mounting tabs caused by misalignment when mounting it to the engine and mounting the alternator to the bracket. That's my story. Regards, Bill ________________________________________________________________________________
Date: May 28, 2002
Subject: [ Cleone Markwell ] : New Email List Photo Share Available!
From: Email List Photo Shares <pictures(at)matronics.com>
A new Email List Photo Share is available: Poster: Cleone Markwell Subject: CH601 modifications http://www.matronics.com/photoshare/cleone@rr1.net.05.26.2002/index.html -------------------------------------------- o EMAIL LIST PHOTO SHARE Share your files and photos with other List members simply by emailing the files to: pictures(at)matronics.com Please view the typical Share above and include the Description Text Fields as shown along with your submission of files and photos. o Main Photo Share Index: http://www.matronics.com/photoshare -------------------------------------------- ________________________________________________________________________________
From: "Terry Rogers" <terryr(at)xtra.co.nz>
Subject: Prop hub wanted
Date: May 29, 2002
Hi everyone, I am looking for a warp drive 3 blade hub (SAE 1 pattern). I will buy the hub or complete with blades if anyone can help. Thanks, TerryR Reply to : terryr(at)xtra.co.nz ________________________________________________________________________________
From: "Kilby, Roger" <Roger.Kilby(at)DynCorp.com>
Subject: First Flight....
Date: May 29, 2002
Mike, Congratulations!!! Please keep us posted on the specs as you complete more flights. Roger Kilby N98RK 601HDS ________________________________________________________________________________
From: "George Bell" <leeboggler(at)hotmail.com>
Subject: 701 wing tanks
Date: May 29, 2002
I am building a CH701 from a rev.2 kit (approx 1994 vintage) and recently bought the rev.4 CAD plans. I'd like to avoid using the header tank, and instead add 2 more of the small wing tanks to increase the range. Would it be feasible to connect both small tanks together on each wing so that there is only one filler cap per side (and then maybe the other tank filler opening could be used for the fuel gauge sender)? Any obvious problems with the plumbing?. regards from Bonny Scotland, George Bell ________________________________________________________________________________
Date: May 29, 2002
Subject: Magnetic magnetic compass?
From: Grant Corriveau <grantC(at)total.net>
Hi all, My compass was working fine for the first couple of hours, then it became very 'wonky'... I removed it the other day wondering if there was a mechanical linkage problem (the vertical card style - from ACS - made in China)... But it seems that the case of the compass itself has become magnetized. At least this is the impression I get when I place a small hiking compass nearby. Is this possible? I've scanned the archives regarding de-gaussing airframe components that are affecting the compass, but I think I have a different situation. Does anyone know if it is possible for the compass casing to get magatized (from vibrations?), and how to de-magnetize it? Thanks in advance Gotta get the wings back on cause summer's finally here! -- Grant Corriveau Montreal Zodiac 601hds/CAM100 C-GHTF www.theWingStayedON.ca ________________________________________________________________________________
From: RoyN9869L(at)aol.com
Date: May 29, 2002
Subject: Re: First Flight
Mike, I hope you didn't take offense but it never hurts to ask. Again I offer my congratulations on your first flight R. Roy ________________________________________________________________________________
From: "Chuck Deiterich" <cfd(at)thegateway.net>
Subject: Re: Magnetic magnetic compass?
Date: May 29, 2002
Grant, I would guess that the hiking compass is reacting to the magnetic compensators or the main magnet inside the aircraft compass. (The case should not be made of magnetic material, but this is an assumption.) Does wonky mean sticky or does it point to the wrong direction. Chuck D. ----- Original Message ----- From: Grant Corriveau <grantC(at)total.net> Subject: Zenith-List: Magnetic magnetic compass? > > Hi all, > > My compass was working fine for the first couple of hours, then it became > very 'wonky'... I removed it the other day wondering if there was a > mechanical linkage problem (the vertical card style - from ACS - made in ________________________________________________________________________________
Date: May 29, 2002
From: rudolf leppe <recumbent10(at)yahoo.com>
Subject: Anyone flying / building a Zenith CH-XXX in northern California
/ SFO Bay ? http://fifaworldcup.yahoo.com ________________________________________________________________________________
Date: May 29, 2002
Subject: Re: Magnetic magnetic compass?
From: Grant Corriveau <grantC(at)total.net>
on 29/05/02 10:46, Chuck Deiterich at cfd(at)thegateway.net wrote: > > Grant, > I would guess that the hiking compass is reacting to the magnetic > compensators or the main magnet inside the aircraft compass. (The case > should not be made of magnetic material, but this is an assumption.) Does > wonky mean sticky or does it point to the wrong direction. > Chuck D. By 'wonky' I meant totally unreliable directionally. I'd expected a mechanical problem, but once removed from the aircraft, I can turn in all directions without any signs of mechanical 'hangup'... just that the directional indications are very strange. ?? Grant ________________________________________________________________________________
Date: May 29, 2002
Subject: Re: Compass
From: Grant Corriveau <grantC(at)total.net>
on 29/05/02 11:45, zodiacjeff at zodiacjeff(at)email.msn.com wrote: > Hi Grant, > > When Bill M. and I were looking for compasses he came upon this article > > http://www.avionicswest.com/index.html > > look under Avionics Articles and you'll find one on magnetic compass. If I > remember there's something there about how a vertical card compass can > "jump" the tracks if something ferrous or magnetic came near. > > Might be worth looking at...good luck. > > Regards Jeff Jeff, That's could be the problem. I noted that in the article, the writer did ask himself if his compass had 'become magnetized', so that's still got me considering this possiblity... My compass worked fine until the first few hours, and it was exposed to some 'buzzing' vibes due to the mounting frame vibrating in sympathy with the airframe vibes. So: 1/ Did the vibes cause/disturb the units magnetism? 2/ Did the vibes mechanically cause the interiour magnet mounts to go 'off' or 3/ As per the article, did I put something else near the compass, (a flashlight, or a magnetized screwdriver) and that caused the interiour magnet to become disloceted from it's gimbal.... That article was very helpful in tracking this down. Thanks. Grant ________________________________________________________________________________
Date: May 29, 2002
From: Bill Morelli <billvt(at)together.net>
Subject: Stratus Alternator Bracket Failure - Update
Hey Stratus Guys, Gary K. was kind enough to measure the material thickness of the alternator bracket on his Stratus. It measured at .185" Measuring my broken bracket revealed that the thickness of the material is only .120" So it seems at some point in time, the bracket was upgraded (probably due to cracking)!! This is supposition on my part and not based on any facts. My engine was purchased in 1998 when Reiner Hoffman owned the company. There is no way to tell when the new brackets were introduced. Mykal did not mention this in his note to me so maybe it happened when Reiner still owned the company. I also don't know when Gary K. purchased his engine and if it was Reiner's or Mykal's compny when he did. There is a new bracket on the way to me from Stratus and when I get it I will measure the thickness and keep you posted. You guys might want to measure your brackets as a preventive measure. Regards, Bill ________________________________________________________________________________
Date: May 29, 2002
From: Ivan Rosales <ivanrosalest(at)prodigy.net.mx>
Subject: What went wrong?!
Hi guys: Another frustrating moment for me, hope someone could help me: I'm attempting to install the channel 6V13-4 that goes from the seat back to the rear zee crossing the center just above the torque tube but there is just not enough clearence because the torque tube gets on it's way. I installed the rear bearing 6v12-2 at the height described in the plans but seems that something went wrong and the torque tube is too high. Also, the channel seems too short to cross in a diagonal as the plans describe. The best I can do is to install it from just the back of the armrest side (as in the plans) to the center of the rear zee but I'm not sure if the rudder cables will clear. Any one has some advice? On another note: is it OK to install the control column and the torque tube without the cables at this moment? Is there enough space to make the nicropress swagging later? Thanks everyone for your help. Ivan Rosales 601 HD From Kit Mexico City. ________________________________________________________________________________
From: "Graham Byass" <gbyass(at)cygnus.uwa.edu.au>
Subject: Magnetic magnetic compass?
Date: May 30, 2002
Grant For what it is worth there is a very interesting article on vertical card compasses in the Avionics West web page (www.avionicswest.com) that may assist anyone having problems with this sort of compass. As far as demagnetising is concerned you could try a 'degaussing' wand as used in colout TV's - I have found this useful for car dashboards that affested magnetic compasses in a car. Graham Byass Perth Western Australia -----Original Message----- From: owner-zenith-list-server(at)matronics.com [mailto:owner-zenith-list-server(at)matronics.com]On Behalf Of Grant Corriveau Subject: Zenith-List: Magnetic magnetic compass? Hi all, My compass was working fine for the first couple of hours, then it became very 'wonky'... I removed it the other day wondering if there was a mechanical linkage problem (the vertical card style - from ACS - made in China)... But it seems that the case of the compass itself has become magnetized. At least this is the impression I get when I place a small hiking compass nearby. Is this possible? I've scanned the archives regarding de-gaussing airframe components that are affecting the compass, but I think I have a different situation. Does anyone know if it is possible for the compass casing to get magatized (from vibrations?), and how to de-magnetize it? Thanks in advance Gotta get the wings back on cause summer's finally here! -- Grant Corriveau Montreal Zodiac 601hds/CAM100 C-GHTF www.theWingStayedON.ca ________________________________________________________________________________
Date: May 29, 2002
From: Phil Raker <phadr1(at)yahoo.com>
Subject: Re: What went wrong?!
Hello, Ivan: You are correct in suggesting that the channel 6v13-4 should be only a semi-diagonal. It goes from the left side of the armrest to just barely to the right of center of the rear Z, with the suport for the rear bearing attached along the way. The cables (rudder and elevator) will miss it if you've put the holes in the rear bearing (or fairleads) in the correct locations. Yes, it's OK to mount the torque tube now. Mine was in place for over 6 months before I got the cables connected. You'll probably want to leave the nut loose on the bolt which attaches the control stick (column) to the torque tube until you get the bottom cable (up elevator) connected. It's a bit close on the bottom. You might also want to make your turnbuckles a bit smaller than what's in the plans; especially the one at the bottom of the stick. The extruded angles are just too wide & tall. Mine scraped the floor and had to be modified. Just don't rivet the sides on your center console until you're certain that everything in that area is completed. Regards, Phil Raker N556P: HDS/Stratus; building flaperon controls/pushrods (own design) --- Ivan Rosales wrote: > The best I can do is to install it from just the back of > the armrest side (as in the plans) to the center of the rear zee but I'm > not sure if the rudder cables will clear. Any one has some advice? > > On another note: is it OK to install the control column and the torque > tube without the cables at this moment? Is there enough space to make > the nicropress swagging later? > Thanks everyone for your help. > Ivan Rosales > 601 HD From Kit > Mexico City. http://fifaworldcup.yahoo.com ________________________________________________________________________________
From: "Fred or Sandy Hulen" <hulens61(at)birch.net>
Subject: Re: Magnetic magnetic compass?
Date: May 29, 2002
> assist anyone having problems with this sort of compass. > As far as demagnetising is concerned you could try a 'degaussing' wand as > used in colout TV's - ++ Compasses function because they have tiny magnets inside. If you de-gauss it, you will remove the magnetism and the compass will be useless........... Well, you could use it as a conversation piece on your desk! Fred ________________________________________________________________________________
From: "The Meiste's" <meiste(at)essex1.com>
Subject: Re: Stratus Alternator Bracket Failure - Update
Date: May 29, 2002
> You guys might want to measure your brackets as a preventive measure. > > Regards, > Bill FWIW my Stratus was delivered Jan 01, my alt brkts are gold in color, not blue, and measure .187 thick. My slotted adjustable alt brkt is make from .187 also. Thanks for keeping us Stratus guys posted on this Bill! Kelly 601 HD (95 %) ________________________________________________________________________________
Date: May 29, 2002
From: Michel Therrien <mtherr(at)yahoo.com>
Subject: Re: What went wrong?!
I was also concerned about the positioning of the part 6V13-4. And mine was too short to correctly position in a diagonal. I created an opening inside the channel and positioned it straight. See: http://mthobby.pcperfect.com/ch601/images/Dcp01147.jpg I would like to claim credit for that idea, but actually, I copied on the work of another builder. If I remember, you have to install the torque tube before you join the fuselage. Anyway, that's what I did. And for the swaging, you don't need to swage the cable at the console. I pulled mine out and then attached them to the control stick. (pictures not yet available). Michel > > --- Ivan Rosales > wrote: > > > The best I can do is to install it from just the > back of > > the armrest side (as in the plans) to the center > of the rear zee but I'm > > not sure if the rudder cables will clear. Any one > has some advice? > > > > On another note: is it OK to install the control > column and the torque > > tube without the cables at this moment? Is there > enough space to make > > the nicropress swagging later? > > Thanks everyone for your help. > > Ivan Rosales > > 601 HD From Kit > > Mexico City. > > ===== ---------------------------- Michel Therrien CH601-HD http://pages.infinit.net/mthobby http://mthobby.pcperfect.com/ch601 http://www.zenithair.com/bldrlist/profiles/mthobby http://fifaworldcup.yahoo.com ________________________________________________________________________________
Date: May 30, 2002
From: Rich <rich(at)carol.net>
Subject: Edo-Aire attitude gyro
Does anyone have any specs or pinout info on the Edo-Aire 5000L-8 attitude gyro? I can see on the back it has an air inlet port, vacuum port, gage port & an electrical plug. What is the air inlet & electrical plug for? Thanks Rich ________________________________________________________________________________
Date: May 30, 2002
From: Phil Raker <phadr1(at)yahoo.com>
Subject: Re: What went wrong?!
It might be easier that way, Michel, but it's not necessary. The torque tube can be easily installed (or removed) after the fuselage is joined. That's what I did ... several times. Regards, Phil Raker N556P: HDS/Stratus; building flaperon mechanism (my own design) on back of torque tube --- Michel Therrien wrote: > If I remember, you have to install the torque tube > before you join the fuselage. Anyway, that's what I > did. > Michel > http://fifaworldcup.yahoo.com ________________________________________________________________________________
From: "Steve M" <ondeck355(at)hotmail.com>
Subject: Any CH-701's in SOUTHERN California?
Date: May 30, 2002
(with apologies to the fellow who posted asking about Zeniths in northern Cal) I'm here in San Diego, and would appreciate a chance to look at a CH-701 in any stage of completion. No flying necessary (unless of course you insist :) but I've never seen one "in the flesh", only pictures and statistics. Anyone in the Los Angeles - Orange County - Riverside - San Bernardino - San Diego areas with a CH-701? Would you mind my dropping by for a few minutes next time you go to the shop or airport? Thanks all! Steve Maher Current ride: Ison Minimax 1100R ondeck355(at)hotmail.com San Diego, CA ________________________________________________________________________________
From: "Schemmel, Grant" <Grant.Schemmel(at)utmc.aeroflex.com>
Subject: N602GS First Flight
Date: May 30, 2002
My o-200 powered 601HDS took to the air for the first time this morning from 1V6, by Florence Colorado. My former flight instructor volunteered to do the first flight for me, since I only have about 150 hrs total time. This seemed like an intelligent idea, so I took him up on it, and did ground crew duties. He did some taxi testing around the airport for awhile, followed by a couple of high speed taxi runs down the runway, the last of which he brought it off the ground and into ground effect for a short time. The actual flight itself only lasted for about 15 minutes, as the oil temperatures were getting too high. Will have to route some cooling air towards the oil sump and maybe the filter, then see if that takes care of the problem. Otherwise, all other temperatures and pressures were great. He reported that the plane had no bad tendencies to it, the ailerons and elevator were very sensitive, and that it did not take much rudder to control. In spite of the cooling problem he was very complimentary about the plane. So, 5 years and 1100 hrs of construction time later, I finally have a flying aircraft. It's been a trip well worth taking. Grant Schemmel Penrose, CO. ________________________________________________________________________________
From: "michael brook" <walruss(at)optushome.com.au>
Subject: Re: N602GS First Flight
Date: May 31, 2002
ONya. I at the same place at the moment. I'll be flying my bird for the first time this afternoon. It's a great feeling isn't it. :-))))) mike2planes one flies ----- Original Message ----- From: Schemmel, Grant <Grant.Schemmel(at)utmc.aeroflex.com> Subject: Zenith-List: N602GS First Flight > > My o-200 powered 601HDS took to the air for the first time this morning from 1V6, by Florence Colorado. > > My former flight instructor volunteered to do the first flight for me, since I only have about 150 hrs total time. This seemed like an intelligent idea, so I took him up on it, and did ground crew duties. > > He did some taxi testing around the airport for awhile, followed by a couple of high speed taxi runs down the runway, the last of which he brought it off the ground and into ground effect for a short time. > > The actual flight itself only lasted for about 15 minutes, as the oil temperatures were getting too high. Will have to route some cooling air towards the oil sump and maybe the filter, then see if that takes care of the problem. Otherwise, all other temperatures and pressures were great. > > He reported that the plane had no bad tendencies to it, the ailerons and elevator were very sensitive, and that it did not take much rudder to control. > > In spite of the cooling problem he was very complimentary about the plane. So, 5 years and 1100 hrs of construction time later, I finally have a flying aircraft. It's been a trip well worth taking. > > Grant Schemmel > Penrose, CO. > > ________________________________________________________________________________
From: ZodiacBuilder(at)aol.com
Date: May 30, 2002
Subject: Re: N602GS First Flight
In a message dated 5/30/2002 4:35:42 PM Eastern Standard Time, Grant.Schemmel(at)utmc.aeroflex.com writes: > In spite of the cooling problem he was very complimentary about the plane. > So, 5 years and 1100 hrs of construction time later, I finally have a > flying aircraft. It's been a trip well worth taking. > > Grant Schemmel > Penrose, CO. > Congrats Grant, If you have a chance, e-mail me privately about your oil particulars. I had and still do have a bit of an oil problem with my 0-200. Perhaps we could help each other solve the problem. Do No Archive John W. Tarabocchia Web Site: http://hometown.aol.com/zodiacbuilder/Home.html N6042T 70hrs Flown..... ________________________________________________________________________________
Date: May 30, 2002
Subject: Re: What went wrong?!
From: Grant Corriveau <grantC(at)total.net>
on 30/05/02 08:57, Phil Raker at phadr1(at)yahoo.com wrote: > Phil Raker N556P: HDS/Stratus; building flaperon mechanism (my own design) on > back of torque tube Hey Phil, I'd be interested to see your final results. This could provide some interesting STOL performance! -- Grant Corriveau Montreal Zodiac 601hds/CAM100 C-GHTF www.theWingStayedON.ca ________________________________________________________________________________
Date: May 30, 2002
Subject: FW: Compass
From: Grant Corriveau <grantC(at)total.net>
---------- From: Grant Corriveau <grantC(at)total.net> Date: Thu, 30 May 2002 18:47:01 -0400 Subject: Re: Compass on 29/05/02 11:45, zodiacjeff at zodiacjeff(at)email.msn.com wrote: > http://www.avionicswest.com/index.html ... > Might be worth looking at...good luck. > > Regards Jeff After reading this article I dismantled my compass. The bevel gears had definitely slipped. I realigned the compass face card and it seems to work okay now. BTW -- I'd already passed the compass (quickly) through the local T.V. store degausser. ( I think magnetism was also a problem because the original readings were not exactly the same error on all headings...) I was hoping that the degaussing would affect the temporary magnetism in the casing much more rapidly than it would affect the permanent magnets. It still works. Will these bevel gears hold up during reinstallation? TBD! But I'm thinking about installing it suspended from the canopy this time to shield it from airframe vibes.... -- Grant Corriveau Montreal Zodiac 601hds/CAM100 C-GHTF www.theWingStayedON.ca ________________________________________________________________________________
Date: May 30, 2002
Subject: Careful Walkaround!
From: Grant Corriveau <grantC(at)total.net>


May 01, 2002 - May 31, 2002

Zenith-Archive.digest.vol-cw