Kitfox-List Digest Archive

Mon 07/05/04


Total Messages Posted: 19



Today's Message Index:
----------------------
 
     1. 04:29 AM - Re: O-200 cooling (Mark Schindler)
     2. 04:47 AM - Re: O-200 cooling (Alan Blind)
     3. 07:16 AM - Re: O-200 cooling (Francisco J Ocampo)
     4. 07:59 AM - Re: O-200 cooling (Bob Unternaehrer)
     5. 10:09 AM - Re: John King (Jeffrey Puls)
     6. 01:45 PM - Re: John King (Alan Blind)
     7. 03:38 PM - Re: O-200 cooling (Bruce Lina)
     8. 05:38 PM - Fuel tank coating ()
     9. 06:14 PM - Re: John King (John E. King)
    10. 06:45 PM - Re: SV: Flaperon control reversal (John Larsen)
    11. 07:04 PM - Re: Fuel tank coating (Don Pearsall)
    12. 07:24 PM - 2004 Bahamas Trip (John E. King)
    13. 07:37 PM - Re: Fuel tank coating (John E. King)
    14. 07:46 PM - Jabiru 2200 on Kitfox II (Jose M. Toro)
    15. 08:12 PM - Re: Jabiru 2200 on Kitfox II (Dee Young)
    16. 08:13 PM - Re: Fuel tank coating (Rick)
    17. 08:15 PM - Re: Fuel tank coating (Rick)
    18. 08:25 PM - Re: Jabiru 2200 on Kitfox II (Jim Gilliatt)
    19. 10:19 PM - Re: SV: Flaperon control reversal (jimshumaker)
 
 
 


Message 1


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    Time: 04:29:52 AM PST US
    From: Mark Schindler <mtschindler@yahoo.com>
    Subject: Re: O-200 cooling
    --> Kitfox-List message posted by: Mark Schindler <mtschindler@yahoo.com> Peter Exit needs to be 1.5 times larger than intake and when you say that the bottom is flush with the firewall that possibly doesn't allow for enough low pressure to create there. If you can create a small lip at the exit of the cawl that will crate a low pressure in that are and allow hot air from the inside of the cawl to be sucked out - a lot more efficient than pushing. Mark Petergleason@aol.com wrote: --> Kitfox-List message posted by: Petergleason@aol.com Hi All: I am looking for someone who has a O-200 in a Series V? Got mine flying but having over heating problems oil and cylinder head temps. Suspect airflow problem but bafling is tight. How big of an opening do you cut in the bottom cowl? Mine now is flush with the firewall. Peter Gleason ---------------------------------


    Message 2


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    Time: 04:47:18 AM PST US
    From: "Alan Blind" <alanblind@hotmail.com>
    Subject: O-200 cooling
    --> Kitfox-List message posted by: "Alan Blind" <alanblind@hotmail.com> Peter I had oil temperature problems with mine. I added a "tray" along the lower case and additional holes in the front cowl to direct air into this tray. Look at a Cessna 150 for a pattern. Cylinder temperatures were OK. Alan Blind N61AB -----Original Message----- From: owner-kitfox-list-server@matronics.com [mailto:owner-kitfox-list-server@matronics.com] On Behalf Of Petergleason@aol.com Subject: Kitfox-List: O-200 cooling --> Kitfox-List message posted by: Petergleason@aol.com Hi All: I am looking for someone who has a O-200 in a Series V? Got mine flying but having over heating problems oil and cylinder head temps. Suspect airflow problem but bafling is tight. How big of an opening do you cut in the bottom cowl? Mine now is flush with the firewall. Peter Gleason == == == ==


    Message 3


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    Time: 07:16:08 AM PST US
    From: "Francisco J Ocampo" <fjocampo@andinet.com>
    Subject: Re: O-200 cooling
    --> Kitfox-List message posted by: "Francisco J Ocampo" <fjocampo@andinet.com> Peter I have series V Vixen with O-200 and I had the same problem with overheating 225 oil Tenp and low oil pres, until last week that I install oil cooler and I get 175 oil temp 40 oil pres all the cruise with 40 C outside. This was my conclusion after I had studying all the relatives web sites to Cessna 150 and o-200. I remember that there is another builder with O-200 on series V that also he had to install the oil cooler . Francisco ----- Original Message ----- From: <Petergleason@aol.com> Subject: Kitfox-List: O-200 cooling > --> Kitfox-List message posted by: Petergleason@aol.com > > Hi All: I am looking for someone who has a O-200 in a Series V? Got mine > flying but having over heating problems oil and cylinder head temps. Suspect > airflow problem but bafling is tight. How big of an opening do you cut in the > bottom cowl? Mine now is flush with the firewall. Peter Gleason > >


    Message 4


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    Time: 07:59:13 AM PST US
    From: "Bob Unternaehrer" <shilohcom@c-magic.com>
    Subject: Re: O-200 cooling
    --> Kitfox-List message posted by: "Bob Unternaehrer" <shilohcom@c-magic.com> I think that a general recommendation for a 100 mph or less airplane is 150% of frontal opening. Be sure you don't have any high pressure air entering the low pressure zone from the outside, such as an oil cooler, etc. Then a 1" turndown lip is pretty standard reccomendation. Bob U. ----- Original Message ----- From: <Petergleason@aol.com> Subject: Kitfox-List: O-200 cooling > --> Kitfox-List message posted by: Petergleason@aol.com > > Hi All: I am looking for someone who has a O-200 in a Series V? Got mine > flying but having over heating problems oil and cylinder head temps. Suspect > airflow problem but bafling is tight. How big of an opening do you cut in the > bottom cowl? Mine now is flush with the firewall. Peter Gleason > > > --- > > ---


    Message 5


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    Time: 10:09:52 AM PST US
    From: "Jeffrey Puls" <pulsair@mindspring.com>
    Subject: Re: John King
    --> Kitfox-List message posted by: "Jeffrey Puls" <pulsair@mindspring.com> Thanks John. Jeff > [Original Message] > From: John E. King <kingjohn@erols.com> > To: <kitfox-list@matronics.com> > Date: 6/30/2004 7:49:02 PM > Subject: Re: Kitfox-List: John King > > --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> > > Jeff, > > From Marion, OH I fly direct to Rochester, IA (RCR), to Joliet, IL > (JOT), to Dekalb, IL (DKB), to Poplar Grove, IL (C77), to Juneau, WI > (UNU) and then to Oshkosh (OSH). You must enter Oshkosh via the towns > of Ripon and Fisk. Go to the EAA website and download the Oshkosh > NOTAMs for the approach procedures and frequencies. I can usually make > it from Marion to Oshkosh without a fuel stop, but it is smart not to > enter Oshkosh low on fuel. You may have to go into a holding pattern > over Ripon if the air show is going on, or there is a lot of traffic. > As a result I usually stop for fuel at Juneau or Poplar Grove. > > -- > John King > Warrenton, VA > > > Jeffrey Puls wrote: > > >--> Kitfox-List message posted by: "Jeffrey Puls" <pulsair@mindspring.com> > > > >John, > >I'm planning on flying my Fox to Oshkosh this year. Once you departed Marion, Ohio, what was your routing? Thanks, Jeff Classic IV Columbus, Ohio > > > > > >Jeffrey Puls > >pulsair@mindspring.com > >Why Wait? Move to EarthLink. > > > > > > > > > >


    Message 6


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    Time: 01:45:59 PM PST US
    From: "Alan Blind" <alanblind@hotmail.com>
    Subject: John King
    --> Kitfox-List message posted by: "Alan Blind" <alanblind@hotmail.com> John I hope you mean Rochester, Indiana??? There is a nice, home cooking, restaurant on the southwest side of the field. You can taxi right up to the road next to the restaurant. If you are inclined, I can come down from Michigan and join you for lunch. If you want cheap gas, suggest Knox, Starke County, Indiana, KOXI. Knox is about 20 miles west of Rochester. Cheapest gas in the mid-west. There is a nice Kitfox on the field also. Alan Blind N61AB -----Original Message----- From: owner-kitfox-list-server@matronics.com [mailto:owner-kitfox-list-server@matronics.com] On Behalf Of Jeffrey Puls Subject: Re: Kitfox-List: John King --> Kitfox-List message posted by: "Jeffrey Puls" <pulsair@mindspring.com> Thanks John. Jeff > [Original Message] > From: John E. King <kingjohn@erols.com> > To: <kitfox-list@matronics.com> > Date: 6/30/2004 7:49:02 PM > Subject: Re: Kitfox-List: John King > > --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> > > Jeff, > > From Marion, OH I fly direct to Rochester, IA (RCR), to Joliet, IL > (JOT), to Dekalb, IL (DKB), to Poplar Grove, IL (C77), to Juneau, WI > (UNU) and then to Oshkosh (OSH). You must enter Oshkosh via the towns > of Ripon and Fisk. Go to the EAA website and download the Oshkosh > NOTAMs for the approach procedures and frequencies. I can usually make > it from Marion to Oshkosh without a fuel stop, but it is smart not to > enter Oshkosh low on fuel. You may have to go into a holding pattern > over Ripon if the air show is going on, or there is a lot of traffic. > As a result I usually stop for fuel at Juneau or Poplar Grove. > > -- > John King > Warrenton, VA > > > Jeffrey Puls wrote: > > >--> Kitfox-List message posted by: "Jeffrey Puls" <pulsair@mindspring.com> > > > >John, > >I'm planning on flying my Fox to Oshkosh this year. Once you departed Marion, Ohio, what was your routing? Thanks, Jeff Classic IV Columbus, Ohio > > > > > >Jeffrey Puls > >pulsair@mindspring.com > >Why Wait? Move to EarthLink. > > > > > > > > > > == == == ==


    Message 7


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    Time: 03:38:41 PM PST US
    From: "Bruce Lina" <airlina@usadatanet.net>
    Subject: Re: O-200 cooling
    --> Kitfox-List message posted by: "Bruce Lina" <airlina@usadatanet.net> Peter. I have a Series 5 with the 125HP Continental IO-240 engine and have never had a problem with CHT or oil temp problems, as a matter of fact, it tends to run on the cooler side. Do you have an oil cooler installed? I have a approx. 18" long by 2" opening at the bottom aft end of my cowling. Bruce ----- Original Message ----- From: <Petergleason@aol.com> Subject: Kitfox-List: O-200 cooling > --> Kitfox-List message posted by: Petergleason@aol.com > > Hi All: I am looking for someone who has a O-200 in a Series V? Got mine > flying but having over heating problems oil and cylinder head temps. Suspect > airflow problem but bafling is tight. How big of an opening do you cut in the > bottom cowl? Mine now is flush with the firewall. Peter Gleason > >


    Message 8


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    Time: 05:38:39 PM PST US
    From: <brettandsandy@numail.org>
    Subject: Fuel tank coating
    --> Kitfox-List message posted by: <brettandsandy@numail.org> I am installing fuel tanks in a Classic IV that have never been installed. They are 9 years old and have been sealed in a climate controlled area. The problem is that the inside coating (white stuff, maybe Kreem) is peeling off in huge sheets. I know it will have to come out and the tanks cleaned and re-coated. I am looking for some best practices. Any suggestions? Thanks, Brett


    Message 9


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    Time: 06:14:25 PM PST US
    From: "John E. King " <kingjohn@erols.com>
    Subject: Re: John King
    --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> Alan, Yes, I meant Rochester, Indiana. Normally RCR is just a way point on the way to Oshkosh, but one time I ran into bad weather and was delayed. Landed at RCR as the sun was setting, the FBO was closed by that time and no one was around. So I pitched my tent under the wing on the grass for the night. I walked across the street to Millard House Restaurant for dinner. The sun woke me up early in the morning and I was out of there well before they opened the FBO. They never knew I was there. Very nice little airport. Knox (OXI) is too much of a fuel stretch for me when departing Warrenton, VA (W66), but it is good to know. Do Not Archive. -- John King Warrenton, VA Alan Blind wrote: >--> Kitfox-List message posted by: "Alan Blind" <alanblind@hotmail.com> > >John > >I hope you mean Rochester, Indiana??? There is a nice, home cooking, >restaurant on the southwest side of the field. You can taxi right up >to the road next to the restaurant. If you are inclined, I can come >down from Michigan and join you for lunch. > >If you want cheap gas, suggest Knox, Starke County, Indiana, KOXI. Knox >is about 20 miles west of Rochester. Cheapest gas in the mid-west. >There is a nice Kitfox on the field also. > >Alan Blind >N61AB > > >


    Message 10


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    Time: 06:45:04 PM PST US
    From: John Larsen <jopatco@mindspring.com>
    Subject: Re: Flaperon control reversal
    --> Kitfox-List message posted by: John Larsen <jopatco@mindspring.com> I guess I will throw in my 2 cents worth. When I worked for Avid I spent a lot of time talking with Dean Wilson. He had not perfected the flaperon action on the Avid as he got interested in his next challange, the Explorer aircraft. He considered the Avid mixer assembly good enough as. the point of this design was to allow the wings to fold without un hooking any linkage, it was not designed to as having best full range control system. One of my objectives when designing the Pursang/Airdale was to make the flaperons more useable. After I had redesigned a bel crank improvement for the Avid Mk.IV, I found that the Avid control set up was improved but suffered from the problems you list in your remarks. Avid, and to the same degree Kitfox linkage,allows the flaperons to continue in downward travel added to the amount induced by pulling on the flap lever. According to Sylvan Adamson, the Fox will enter a spin if maximum flaperons are deployed and a very slow flight turn is attempted because any roll imput makes the down flaperon to become more exagerated and can stall. On the Airdale, I redisigned the linkage to reach a maximum of 30 degree down with full flaperons but further roll input will cause the raised flaperon to raise higher without inducing any more movement on the down flaperon. This allows the plane to fly safely with full flaperons and has no tendency to spin when turned with AIS being in the 40 mph range. The plane can be landed with full flaperons and very little adverse yaw. There is no way to use the origional Avid control mixer assembly and produce this same safety factor. John Larsen Jerry Liles wrote: >--> Kitfox-List message posted by: Jerry Liles <wliles@bayou.com> > >Jim, >Dean Wilson, the designer, warned against flapperon stall possibility, >and, I think it has happened with an early model in Britain. The only >time I met Mr Wilson we talked about this and he was adamant. Remember >flapperons are not the usual type of flap, they are airfoils separate >from the wing, the Fox is kind of a biplane with a very strange lower >wing. As a separate airfoil it can stall even if the wing is not. Just >deploy it too far, get too slow and put in too much aileron, and just >like a stall spin on approach it will happen. > >Jerry Liles > >jimshumaker wrote: > > > >>--> Kitfox-List message posted by: "jimshumaker" <jimshumaker@sbcglobal.net> >> >>Michel >> >>I did not get the text from Jerry Liles, but what you said in your sumation >>does not follow my experiance. I am not saying it could not happen but.... >>I have flown with the flaps deployed to the point that the stick could not >>be moved port to starboard. While I was not testing for all possible stick >>positions at all all speeds, I did not notice the flaps stall or any control >>reversal at intermediate positions, so long as the wing was not stall. It >>is the wing that typically stalls during stall spin control reversal or >>spinning over the top. The spin over the top is a flight characteristic >>that happens to most planes regardless of the flap setting. >> >>Lateral stick restriction is specific to the rigging of the model III. If >>the flaperons are set to allow the wings to fold then the flap handle must >>lift the flaperons a bit when they are folded. They must be moved beyond >>the point where lateral restriction occurs. So the only usable position of >>the flap handle is about the first 3 or 4 inches from full forward (flaps >>up). The rest of the handle throw can restrict lateral motion and is not >>advantages to use in flight in most situations. >> >>Just wanted to be sure you understood that control reversal as you described >>in your summary is typical for all aircraft when they stall, with or without >>flaps. >> >>Jim Shumaker >> >>----- Original Message ----- >>From: "Michel Verheughe" <michel@online.no> >>To: <kitfox-list@matronics.com> >>Subject: SV: SV: Kitfox-List: Flaperon control reversal >> >> >> >> >> >> >>>--> Kitfox-List message posted by: Michel Verheughe <michel@online.no> >>> >>> >>> >>> >>> >>>>From: Jerry Liles [wliles@bayou.com] >>>>under the right conditions of speed, bank, etc it is >>>>possible for it to stall and effectively result in roll reversal. >>>> >>>> >>>> >>>> >>>So, if say, the flaps are deployed 25 degrees, and the ailerons ten >>> >>> >>> >>> >>degrees, one flaperon would be down 35 degrees and stall, while the other >>would be down 15 degrees and roll the plane in the opposite of the intended >>bank. Hum, it makes sense. >> >> >> >> >>>Well, that will never happen with my plane that restricts the flaps to ten >>> >>> >>> >>> >>degrees, and thanks God for that! >> >> >> >> >>>Cheers, >>>Michel >>> >>> >>> >>> >>> >>> >> >> >> >> > > > >


    Message 11


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    Time: 07:04:05 PM PST US
    From: "Don Pearsall" <donpearsall@comcast.net>
    Subject: Fuel tank coating
    --> Kitfox-List message posted by: "Don Pearsall" <donpearsall@comcast.net> Brett, Congratulations and welcome to the "Kreem" club. The peeling has happened to 100s of tanks, and has been the topic of discussion for years. The problem was that the Kreem was never supposed to be used for fiberglass tanks. It was formulated for metal motorcycle tanks. Skystar said that a supplier improperly coated the tanks. They probably coated the tanks without cleaning them of wax and fiberglass release agents. But you need to dissolve the old Kreem, leak check, and possibly reseal the tanks again. 1. Use MEK to slosh the inside of the tanks. About 1 gallon per tank should be enough. Slosh by tumbling the tank with the MEK inside. The MEK will gas out, so make sure you release the pressure often. 2. Leak check by filling with water and observing any leaks. 3. If you do have leaks, you can seal with any of the tank coatings that are made for fiberglass. Others on the list may be able to recommend some good sealers and methods. Don Pearsall


    Message 12


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    Time: 07:24:51 PM PST US
    From: "John E. King " <kingjohn@erols.com>
    Subject: 2004 Bahamas Trip
    --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> To The List, I have not given up on a Bahamas trip even though the attempt last November did not happen. Several RV pilots (from Alabama & Maine an a Kitfox from California) have contacted me about making such a trip this fall or winter. A firm date has not been established at this time, but I am looking at a time frame of early this coming November. We plan to do a lot of island hopping, including several of the out islands which should be easily covered over a two week period. If anyone is serious about such a venture contact me via e-mail. Please don't contact me unless you know for sure that you will have the necessary equipment and resources, available time, as well as, all required permissions. There is a lot of information about flying to the Bahamas on the SportFlight web site <http://www.sportflight.com/bahamas/>. If interested, read the 10 bulletins. These bulletins were generated over a period of the previous year. The earlier bulletins contain the older information that in many instances has been superseded in the later bulletins. So, where there is a conflict, the later bulletins apply. -- John King Warrenton, VA


    Message 13


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    Time: 07:37:48 PM PST US
    From: "John E. King " <kingjohn@erols.com>
    Subject: Re: Fuel tank coating
    --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> Brett, An alternative sloshing fluid is Acetone. MEK will do the job, but it is very harmful to your health if proper precautions are not followed. -- John King Warrenton, VA Don Pearsall wrote: >--> Kitfox-List message posted by: "Don Pearsall" <donpearsall@comcast.net> > >Brett, >Congratulations and welcome to the "Kreem" club. The peeling has happened to >100s of tanks, and has been the topic of discussion for years. The problem >was that the Kreem was never supposed to be used for fiberglass tanks. It >was formulated for metal motorcycle tanks. Skystar said that a supplier >improperly coated the tanks. They probably coated the tanks without cleaning >them of wax and fiberglass release agents. > >But you need to dissolve the old Kreem, leak check, and possibly reseal the >tanks again. > >1. Use MEK to slosh the inside of the tanks. About 1 gallon per tank should >be enough. Slosh by tumbling the tank with the MEK inside. The MEK will gas >out, so make sure you release the pressure often. > >2. Leak check by filling with water and observing any leaks. > >3. If you do have leaks, you can seal with any of the tank coatings that are >made for fiberglass. > >Others on the list may be able to recommend some good sealers and methods. > >Don Pearsall > > > >


    Message 14


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    Time: 07:46:56 PM PST US
    From: "Jose M. Toro" <jose_m_toro@yahoo.com>
    Subject: Jabiru 2200 on Kitfox II
    --> Kitfox-List message posted by: "Jose M. Toro" <jose_m_toro@yahoo.com> Is any of you using a Jabiru 2200 on a Kitfox II? The manufacturer claims it is a good replacement for a Rotax 582. I would like to go four-stroke, and Rotax 912 is not an option on the model II. What modifications must be done to make it fit in the round cowling? What about manufacturer support? jimshumaker <jimshumaker@sbcglobal.net> wrote:--> Kitfox-List message posted by: "jimshumaker" Sounds very good. Might be my next engine. Jim Shumaker ----- Original Message ----- From: "Steve Cooper" Subject: Re: Kitfox-List: Warp Drive Props > --> Kitfox-List message posted by: "Steve Cooper" > > > > --> Kitfox-List message posted by: "jimshumaker" > > > > > A used prop has to be awfully cheap to be a good deal. As you know, each > > prop has to be matched to each engine choice. > > > > > ... > > Can the Jabiru take a big enough prop to reach around the cowl? > > The Jabiru can swing a 68" prop without tips going supersonic. > > > How much does the Jabiru weigh? > 132 lbs (new version) 126 (old version-mine) > > >How does that compare to the 912? > ...about 60 lbs lighter than the Rotax > > Steve Cooper > > Jos M. Toro, P.E. Computer Systems Validation Engineer Eli-Lilly PR05 ---------------------------------


    Message 15


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    Time: 08:12:00 PM PST US
    From: "Dee Young" <henrysfork1@msn.com>
    Subject: Jabiru 2200 on Kitfox II
    --> Kitfox-List message posted by: "Dee Young" <henrysfork1@msn.com> The 912 was offered as an option in the model II and will fit under the round cowl/ Dee Young Modell II N345DY do not archive >From: "Jose M. Toro" <jose_m_toro@yahoo.com> >Reply-To: kitfox-list@matronics.com >To: kitfox-list@matronics.com >Subject: Kitfox-List: Jabiru 2200 on Kitfox II >Date: Mon, 5 Jul 2004 19:46:34 -0700 (PDT) > >--> Kitfox-List message posted by: "Jose M. Toro" <jose_m_toro@yahoo.com> >Is any of you using a Jabiru 2200 on a Kitfox II? The manufacturer claims >it is a good replacement for a Rotax 582. I would like to go four-stroke, >and Rotax 912 is not an option on the model II. What modifications must be >done to make it fit in the round cowling? What about manufacturer support? >jimshumaker <jimshumaker@sbcglobal.net> wrote:--> Kitfox-List message >posted by: "jimshumaker" > >Sounds very good. Might be my next engine. > >Jim Shumaker > > >----- Original Message ----- >From: "Steve Cooper" >To: >Subject: Re: Kitfox-List: Warp Drive Props > > > > --> Kitfox-List message posted by: "Steve Cooper" > > > > > > > --> Kitfox-List message posted by: "jimshumaker" > > > > > > > > A used prop has to be awfully cheap to be a good deal. As you know, >each > > > prop has to be matched to each engine choice. > > > > > > > > > ... > > > Can the Jabiru take a big enough prop to reach around the cowl? > > > > The Jabiru can swing a 68" prop without tips going supersonic. > > > > > How much does the Jabiru weigh? > > 132 lbs (new version) 126 (old version-mine) > > > > >How does that compare to the 912? > > ...about 60 lbs lighter than the Rotax > > > > Steve Cooper > > > > > > >Jos M. Toro, P.E. >Computer Systems Validation Engineer >Eli-Lilly PR05 > > >--------------------------------- > >


    Message 16


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    Time: 08:13:47 PM PST US
    From: "Rick" <turboflyer@comcast.net>
    Subject: Fuel tank coating
    --> Kitfox-List message posted by: "Rick" <turboflyer@comcast.net> Just my two cents worth form all the years of reading about the tanks. Get rid of them and put the new style from SS that don't require sloshing. If I ever have to open the wing or get bored to tears that will be a done deal. Rick -----Original Message----- From: owner-kitfox-list-server@matronics.com [mailto:owner-kitfox-list-server@matronics.com]On Behalf Of John E. King Subject: Re: Kitfox-List: Fuel tank coating --> Kitfox-List message posted by: "John E. King " <kingjohn@erols.com> Brett, An alternative sloshing fluid is Acetone. MEK will do the job, but it is very harmful to your health if proper precautions are not followed. -- John King Warrenton, VA Don Pearsall wrote: >--> Kitfox-List message posted by: "Don Pearsall" <donpearsall@comcast.net> > >Brett, >Congratulations and welcome to the "Kreem" club. The peeling has happened to >100s of tanks, and has been the topic of discussion for years. The problem >was that the Kreem was never supposed to be used for fiberglass tanks. It >was formulated for metal motorcycle tanks. Skystar said that a supplier >improperly coated the tanks. They probably coated the tanks without cleaning >them of wax and fiberglass release agents. > >But you need to dissolve the old Kreem, leak check, and possibly reseal the >tanks again. > >1. Use MEK to slosh the inside of the tanks. About 1 gallon per tank should >be enough. Slosh by tumbling the tank with the MEK inside. The MEK will gas >out, so make sure you release the pressure often. > >2. Leak check by filling with water and observing any leaks. > >3. If you do have leaks, you can seal with any of the tank coatings that are >made for fiberglass. > >Others on the list may be able to recommend some good sealers and methods. > >Don Pearsall > >


    Message 17


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    Time: 08:15:16 PM PST US
    From: "Rick" <turboflyer@comcast.net>
    Subject: Fuel tank coating
    --> Kitfox-List message posted by: "Rick" <turboflyer@comcast.net> Just read your post last......pitch em! man pitch em! Rick -----Original Message----- From: owner-kitfox-list-server@matronics.com [mailto:owner-kitfox-list-server@matronics.com]On Behalf Of brettandsandy@numail.org Subject: Kitfox-List: Fuel tank coating --> Kitfox-List message posted by: <brettandsandy@numail.org> I am installing fuel tanks in a Classic IV that have never been installed. They are 9 years old and have been sealed in a climate controlled area. The problem is that the inside coating (white stuff, maybe Kreem) is peeling off in huge sheets. I know it will have to come out and the tanks cleaned and re-coated. I am looking for some best practices. Any suggestions? Thanks, Brett


    Message 18


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    Time: 08:25:59 PM PST US
    From: Jim Gilliatt <jim.gilliatt@att.net>
    Subject: Re: Jabiru 2200 on Kitfox II
    --> Kitfox-List message posted by: Jim Gilliatt <jim.gilliatt@att.net> Hi Jose, A friend of mine has a 2200 mounted in a Kitfox III. His name is Oscar Calderone, and his email is oscarfromri@webtv.net. I would guess that it should be quite similar to a II. Jim Gilliatt Jose M. Toro wrote: >Is any of you using a Jabiru 2200 on a Kitfox II? The manufacturer claims it is a good replacement for a Rotax 582. I would like to go four-stroke, and Rotax 912 is not an option on the model II. What modifications must be done to make it fit in the round cowling? What about manufacturer support? > >


    Message 19


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    Time: 10:19:28 PM PST US
    From: "jimshumaker" <jimshumaker@sbcglobal.net>
    Subject: Re: Flaperon control reversal
    --> Kitfox-List message posted by: "jimshumaker" <jimshumaker@sbcglobal.net> Thanks for the clarification Jim ----- Original Message ----- From: "John Larsen" <jopatco@mindspring.com> Subject: Re: SV: Kitfox-List: Flaperon control reversal > --> Kitfox-List message posted by: John Larsen <jopatco@mindspring.com> > > I guess I will throw in my 2 cents worth. When I worked for Avid I spent > a lot of time talking with Dean Wilson. He had not perfected the > flaperon action on the Avid as he got interested in his next challange, > the Explorer aircraft. He considered the Avid mixer assembly good enough > as. the point of this design was to allow the wings to fold without un > hooking any linkage, it was not designed to as having best full range > control system. > One of my objectives when designing the Pursang/Airdale was to make the > flaperons more useable. After I had redesigned a bel crank improvement > for the Avid Mk.IV, I found that the Avid control set up was improved > but suffered from the problems you list in your remarks. Avid, and to > the same degree Kitfox linkage,allows the flaperons to continue in > downward travel added to the amount induced by pulling on the flap > lever. According to Sylvan Adamson, the Fox will enter a spin if maximum > flaperons are deployed and a very slow flight turn is attempted because > any roll imput makes the down flaperon to become more exagerated and can > stall. > On the Airdale, I redisigned the linkage to reach a maximum of 30 degree > down with full flaperons but further roll input will cause the raised > flaperon to raise higher without inducing any more movement on the down > flaperon. This allows the plane to fly safely with full flaperons and > has no tendency to spin when turned with AIS being in the 40 mph range. > The plane can be landed with full flaperons and very little adverse yaw. > There is no way to use the origional Avid control mixer assembly and > produce this same safety factor. > > John Larsen > > Jerry Liles wrote: > > >--> Kitfox-List message posted by: Jerry Liles <wliles@bayou.com> > > > >Jim, > >Dean Wilson, the designer, warned against flapperon stall possibility, > >and, I think it has happened with an early model in Britain. The only > >time I met Mr Wilson we talked about this and he was adamant. Remember > >flapperons are not the usual type of flap, they are airfoils separate > >from the wing, the Fox is kind of a biplane with a very strange lower > >wing. As a separate airfoil it can stall even if the wing is not. Just > >deploy it too far, get too slow and put in too much aileron, and just > >like a stall spin on approach it will happen. > > > >Jerry Liles > > > >jimshumaker wrote: > > > > > > > >>--> Kitfox-List message posted by: "jimshumaker" <jimshumaker@sbcglobal.net> > >> > >>Michel > >> > >>I did not get the text from Jerry Liles, but what you said in your sumation > >>does not follow my experiance. I am not saying it could not happen but.... > >>I have flown with the flaps deployed to the point that the stick could not > >>be moved port to starboard. While I was not testing for all possible stick > >>positions at all all speeds, I did not notice the flaps stall or any control > >>reversal at intermediate positions, so long as the wing was not stall. It > >>is the wing that typically stalls during stall spin control reversal or > >>spinning over the top. The spin over the top is a flight characteristic > >>that happens to most planes regardless of the flap setting. > >> > >>Lateral stick restriction is specific to the rigging of the model III. If > >>the flaperons are set to allow the wings to fold then the flap handle must > >>lift the flaperons a bit when they are folded. They must be moved beyond > >>the point where lateral restriction occurs. So the only usable position of > >>the flap handle is about the first 3 or 4 inches from full forward (flaps > >>up). The rest of the handle throw can restrict lateral motion and is not > >>advantages to use in flight in most situations. > >> > >>Just wanted to be sure you understood that control reversal as you described > >>in your summary is typical for all aircraft when they stall, with or without > >>flaps. > >> > >>Jim Shumaker > >> > >>----- Original Message ----- > >>From: "Michel Verheughe" <michel@online.no> > >>To: <kitfox-list@matronics.com> > >>Subject: SV: SV: Kitfox-List: Flaperon control reversal > >> > >> > >> > >> > >> > >> > >>>--> Kitfox-List message posted by: Michel Verheughe <michel@online.no> > >>> > >>> > >>> > >>> > >>> > >>>>From: Jerry Liles [wliles@bayou.com] > >>>>under the right conditions of speed, bank, etc it is > >>>>possible for it to stall and effectively result in roll reversal. > >>>> > >>>> > >>>> > >>>> > >>>So, if say, the flaps are deployed 25 degrees, and the ailerons ten > >>> > >>> > >>> > >>> > >>degrees, one flaperon would be down 35 degrees and stall, while the other > >>would be down 15 degrees and roll the plane in the opposite of the intended > >>bank. Hum, it makes sense. > >> > >> > >> > >> > >>>Well, that will never happen with my plane that restricts the flaps to ten > >>> > >>> > >>> > >>> > >>degrees, and thanks God for that! > >> > >> > >> > >> > >>>Cheers, > >>>Michel > >>> > >>> > >>> > >>> > >>> > >>> > >> > >> > >> > >> > > > > > > > > > >




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