Europa-List Digest Archive

Sat 07/30/16


Total Messages Posted: 13



Today's Message Index:
----------------------
 
     1. 12:42 AM - LiFeO4 batteries? (Clive Sutton)
     2. 01:10 AM - 8.33khz and the Netherlands (Bob Hitchcock)
     3. 01:11 AM - Re: LiFeO4 batteries? (Peter Jeffers)
     4. 02:08 AM - Re: LiFeO4 batteries? (Roger Sheridan)
     5. 02:15 AM - Re: LiFeO4 batteries? (David Watts)
     6. 02:27 AM - Re: 8.33khz and the Netherlands (davidjoyce@doctors.org.uk)
     7. 03:00 AM - Europa Classic oil pipe replacement (GBWFH2010)
     8. 03:52 AM - Fw: Re: Cooling issues XS 914 on the ground (Remi Guerner)
     9. 04:45 AM - Re: Fw: Re: Cooling issues XS 914 on the ground (dpy01)
    10. 05:28 AM - Re: Fw: Re: Cooling issues XS 914 on the ground (davidjoyce@doctors.org.uk)
    11. 08:22 AM - Re: Re: Rain passing through fuel cap (Robert Borger)
    12. 01:04 PM - Fw: Re: Cooling issues XS 914 on the ground (Roland)
    13. 03:00 PM - Trip report Versailles St Cyr L ecole (graeme bird)
 
 
 


Message 1


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    Time: 12:42:57 AM PST US
    Subject: LiFeO4 batteries?
    From: "Clive Sutton" <clive.maf@googlemail.com>
    I need to replace my PC680 AGM battery. The weight advantage of choosing one of the new generation Lithium iron phosphate batteries is stunning (several kg). The weight-saving comes at a price premium of course. Does any Europa owner have one of these LiFeo4 batteries in service and in particular: 1) What is the typical life of these batteries (experience data preferred over product information)? 2) What UK supplier did you use? 3) If you have a Rotax 912S, which battery did you choose? 4) As a result of the weight save, did you have to relocate the battery to preserve W&B, and if so where did you site it? 5) Do the LAA care about the fitment of these batteries/any permit complications? All comment appreciated Clive G-YETI Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458899#458899


    Message 2


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    Time: 01:10:55 AM PST US
    From: Bob Hitchcock <bobhitchcock@icloud.com>
    Subject: 8.33khz and the Netherlands
    De Kooy ............Why, do you require to talk to them when flying direct then?........ :;: Hi Marcel For me having the ability to talk to De Kooy is an important It all about the risk balance, which is personal to each pilot. And the legal requirements. The journey for me is 160 nautical miles over water. My current radio is low power by today's standards and ready for upgrade. Experience of flying this direct track previously tells me I go out of radio contact with stations for twenty minutes due to radio transmission height/range/power/weather. (1) I would like to have the option, to be able to talk directly to the nearest rescue station if I were in difficulty. The De Kooy military station had a high quality powerful radio that is a reliable contact. (2) De Kooy also had good radar coverage to identify me should I have a distress situation. (3) Finally the weather often changes dramatically as you approach the Dutch coast. It was good to have De Kooy as the diversion option. It had plenty of kit to get you down. When I get the subsidised 8:33 upgrade will I gain extra power as well as the ability to contact all ATSU again, including De Kooy. Of course it's all a matter of opinion. Different pilots would reach different conclusions. Read the David Joyce (Mono XS) article on ditching in the sea. Really good read on minimising risk and maximising chances of survival. Regards Bob Hitchcock Europa XS Mono


    Message 3


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    Time: 01:11:53 AM PST US
    From: "Peter Jeffers" <pjeffers@talktalk.net>
    Subject: LiFeO4 batteries?
    Hi Clive, Answer to item 5 is that the LAA do care a lot. You may recall issues with Li/Fe batteries in the Boeing Dreamliner. You also need to be aware that your current regulator on the Rotax engine is not designed for charging Li/Fe batteries. I believe you will need some added electronics to control this side of things. Yes they are very light weight with superb performance but there are additional problems and an enormous price tag for the moment at least. You will probably require a Mod approval from the LAA. Pete Jeffers LAA rep to the Europa Club -----Original Message----- From: owner-europa-list-server@matronics.com [mailto:owner-europa-list-server@matronics.com] On Behalf Of Clive Sutton Sent: 30 July 2016 08:42 Subject: Europa-List: LiFeO4 batteries? --> <clive.maf@googlemail.com> I need to replace my PC680 AGM battery. The weight advantage of choosing one of the new generation Lithium iron phosphate batteries is stunning (several kg). The weight-saving comes at a price premium of course. Does any Europa owner have one of these LiFeo4 batteries in service and in particular: 1) What is the typical life of these batteries (experience data preferred over product information)? 2) What UK supplier did you use? 3) If you have a Rotax 912S, which battery did you choose? 4) As a result of the weight save, did you have to relocate the battery to preserve W&B, and if so where did you site it? 5) Do the LAA care about the fitment of these batteries/any permit complications? All comment appreciated Clive G-YETI Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458899#458899 ----- No virus found in this message. Checked by AVG - www.avg.com


    Message 4


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    Time: 02:08:20 AM PST US
    From: Roger Sheridan <rogersheridan@mac.com>
    Subject: Re: LiFeO4 batteries?
    Here is current LAA policy: http://www.lightaircraftassociation.co.uk/engineering/Standard%20Mods/SM14 337%20Lithium%20batteries.pdf <http://www.lightaircraftassociation.co.uk/engineering/Standard%20Mods/SM1 4337%20Lithium%20batteries.pdf> According to Andy Draper: > SM14337 LiFePO4 Batteries > An aircraft with one of the EarthX Hundred series batteries (the largest available capacity) is currently on flight test and, all being well with it, this should allow all of the Hundred series batteries to be added to the Standard Mod. It=99s probably best to wait for this to be completed rather than to submit a mod application of your own, Cheers, Roger > On 30 Jul 2016, at 09:42, Clive Sutton <clive.maf@googlemail.com> wrote: > <clive.maf@googlemail.com> > > I need to replace my PC680 AGM battery. The weight advantage of choosing one of the new generation Lithium iron phosphate batteries is stunning (several kg). The weight-saving comes at a price premium of course. > > Does any Europa owner have one of these LiFeo4 batteries in service and in particular: > > 1) What is the typical life of these batteries (experience data preferred over product information)? > 2) What UK supplier did you use? > 3) If you have a Rotax 912S, which battery did you choose? > 4) As a result of the weight save, did you have to relocate the battery to preserve W&B, and if so where did you site it? > 5) Do the LAA care about the fitment of these batteries/any permit complications? > > All comment appreciated > > > Clive > G-YETI > > > > > Read this topic online here: > > http://forums.matronics.com/viewtopic.php?p=458899#458899 > > > > > > > > > >


    Message 5


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    Time: 02:15:43 AM PST US
    Subject: Re: LiFeO4 batteries?
    From: David Watts <dg.watts@talktalk.net>
    Clive, The LAA have now accepted some LiFe batteries and they can be fitted as a standard mod only needing the approval of your inspector. If you check on the LAA Engineering website, there is a Standard Modification SM14337 which has all the information you need. Dave Watts G-BXDY Classic Monowheel > On 30 Jul 2016, at 09:11, Peter Jeffers <pjeffers@talktalk.net> wrote: > > > Hi Clive, > Answer to item 5 is that the LAA do care a lot. You may recall issues with > Li/Fe batteries in the Boeing Dreamliner. > You also need to be aware that your current regulator on the Rotax engine is > not designed for charging Li/Fe batteries. I believe you will need some > added electronics to control this side of things. > Yes they are very light weight with superb performance but there are > additional problems and an enormous price tag for the moment at least. > You will probably require a Mod approval from the LAA. > > > Pete Jeffers LAA rep to the Europa Club > > -----Original Message----- > From: owner-europa-list-server@matronics.com > [mailto:owner-europa-list-server@matronics.com] On Behalf Of Clive Sutton > Sent: 30 July 2016 08:42 > To: europa-list@matronics.com > Subject: Europa-List: LiFeO4 batteries? > > --> <clive.maf@googlemail.com> > > I need to replace my PC680 AGM battery. The weight advantage of choosing > one of the new generation Lithium iron phosphate batteries is stunning > (several kg). The weight-saving comes at a price premium of course. > > Does any Europa owner have one of these LiFeo4 batteries in service and in > particular: > > 1) What is the typical life of these batteries (experience data preferred > over product information)? > 2) What UK supplier did you use? > 3) If you have a Rotax 912S, which battery did you choose? > 4) As a result of the weight save, did you have to relocate the battery to > preserve W&B, and if so where did you site it? > 5) Do the LAA care about the fitment of these batteries/any permit > complications? > > All comment appreciated > > > Clive > G-YETI > > > > > Read this topic online here: > > http://forums.matronics.com/viewtopic.php?p=458899#458899 > > > > > > > > > > > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > > > > >


    Message 6


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    Time: 02:27:33 AM PST US
    From: davidjoyce@doctors.org.uk
    Subject: Re: 8.33khz and the Netherlands
    Bob, Thanks for the plug! Pity there are no royalties! The article, by the way is in the Flight Safety section on the club website. Whilst I see where you are coming from, I personally don't feel any need to actually talk to de Kooy in those circumstances. Simply listening in on frequency does it for me. If things do go pear shaped you are all set to send out your SOS, and it is unlikely they are going to get twitchy about 8.33 mhz in such circumstances. I take a similar approach to flying close to controlled sirspace in UK. For instance going round London I prefer not to talk to Farnborough, who are usually grossly overworked and really struggle to give any reliable service. Instead I listen in and dial up the appropriate listening squawk. The multiplication of listening squawks suggests that large ATC units would prefer not to be actually talking to the average GA plane! Regards, David Joyce, GXSDJ On 2016-07-30 09:10, Bob Hitchcock wrote: > > De Kooy > ............Why, do you require to talk to them when flying direct then?........ > :;: > Hi Marcel > > For me having the ability to talk to De Kooy is an important > > It all about the risk balance, which is personal to each pilot. And the legal requirements. > > The journey for me is 160 nautical miles over water. My current radio is low power by today's standards and ready for upgrade. Experience of flying this direct track previously tells me I go out of radio contact with stations for twenty minutes due to radio transmission height/range/power/weather. > > (1) I would like to have the option, to be able to talk directly to the nearest rescue station if I were in difficulty. The De Kooy military station had a high quality powerful radio that is a reliable contact. > (2) De Kooy also had good radar coverage to identify me should I have a distress situation. > (3) Finally the weather often changes dramatically as you approach the Dutch coast. It was good to have De Kooy as the diversion option. It had plenty of kit to get you down. > > When I get the subsidised 8:33 upgrade will I gain extra power as well as the ability to contact all ATSU again, including De Kooy. > > Of course it's all a matter of opinion. Different pilots would reach different conclusions. Read the David Joyce (Mono XS) article on ditching in the sea. Really good read on minimising risk and maximising chances of survival. > > Regards > > Bob Hitchcock > > Europa XS Mono > Links: ------ [1] http://www.matronics.com/Navigator?Europa-List [2] http://forums.matronics.com [3] http://wiki.matronics.com [4] http://www.matronics.com/contribution


    Message 7


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    Time: 03:00:39 AM PST US
    Subject: Europa Classic oil pipe replacement
    From: "GBWFH2010" <gaxuk2001@gmail.com>
    I am about to embark on replacing all the oil pipes on my Classic TriGear 912 UL (80HP). I would be very interested to hear if anyone has any tips on doing this job and in particular if there any pitfalls waiting to bite me. Thanks. -------- Gordon Grant G-BWFH Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458907#458907


    Message 8


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    Time: 03:52:02 AM PST US
    Subject: Re: Fwd: Re: Cooling issues XS 914 on the ground
    From: "Remi Guerner" <air.guerner@orange.fr>
    Hi David, I agree 100% with you about the effect of high twist blades on ground cooling and the possible improvement of the cruise performances, but I am puzzled by your figures. Your figures for the Woodcomp low twist prop suggest these blades are very far from being suitable for this engine (914) as they need to be set at an incredibly high angle to transmit the power. It is very likely that the blades are fully stalled during the early take off phase, therefore reducing the take off performance. It is even possible that they are partially stalled (at the tip) at cruise. My point is: if you start from a very bad prop, almost any other prop you try will show a significant performance improvement. It would be very interested to find out how the performances of your Woodcomp high twist prop compare with those of the Airmaster/Warp Drive. Remi Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458908#458908


    Message 9


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    Time: 04:45:44 AM PST US
    From: dpy01 <alanb@dpy01.co.uk>
    Subject: Re: Fwd: Re: Cooling issues XS 914 on the ground
    Has anyone experimented with putting an electric driven fan on the radiators i.e. a computer cooling fan? The Skyarrow has one fitted for use during taxi etc to aid cooling and it is then switched off before takeoff. Alan GOBJT


    Message 10


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    Time: 05:28:26 AM PST US
    From: davidjoyce@doctors.org.uk
    Subject: Re: Fwd: Re: Cooling issues XS 914 on the ground
    Remi, I agree that it would be great to have definitive trials of the whole range of props. Europa at one stage promised this but never came up with the goods. I would be very surprised if the Sr 2000 is a 'bad prop'. I first became interested in it when I saw Tom Justic's 914/SR2000 /XS take off together with th company 914/Airmaster/XS at Benezov during the 2000 Prague Fly out. Tom's plane climbed at an angle that looked to be 10 degrees steeper, whilst keeping up in a horizontal sense. During the years I flew one I never had problems keeping up with rivals. The tip angles were adjusted in both cases to give a max static of 5650 rpm. Regards, David On 2016-07-30 11:51, Remi Guerner wrote: > > Hi David, > I agree 100% with you about the effect of high twist blades on ground cooling and the possible improvement of the cruise performances, but I am puzzled by your figures. > Your figures for the Woodcomp low twist prop suggest these blades are very far from being suitable for this engine (914) as they need to be set at an incredibly high angle to transmit the power. It is very likely that the blades are fully stalled during the early take off phase, therefore reducing the take off performance. It is even possible that they are partially stalled (at the tip) at cruise. > My point is: if you start from a very bad prop, almost any other prop you try will show a significant performance improvement. It would be very interested to find out how the performances of your Woodcomp high twist prop compare with those of the Airmaster/Warp Drive. > Remi > > Read this topic online here: > > http://forums.matronics.com/viewtopic.php?p=458908#458908 [1] > Links: ------ [1] http://forums.matronics.com/viewtopic.php?p=458908#458908 [2] http://www.matronics.com/Navigator?Europa-List [3] http://forums.matronics.com [4] http://wiki.matronics.com [5] http://www.matronics.com/contribution


    Message 11


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    Time: 08:22:26 AM PST US
    Subject: Re: Rain passing through fuel cap
    From: Robert Borger <rlborger@mac.com>
    Alan, Back in 2014 Bud Yerly had a batch of older style fuel caps made up because Europa no longer stocked caps for aircraft built prior to 2003. I dont know if Bud had any extra caps made up for stock. You can call/write hime to find out. Ill include the text of Buds e-mail: ---------------------------------------- On Aug 19, 2014, at 6:19 PM, "Bud Yerly" wrote: To all owners and operators. I received a call from a client who inadvertently misplaced his gas cap. His kit is a about a 2001 XS and Europa-Aircraft (2004) does not have stock on these older caps. Come to find out, the caps changed in or about 2003. All caps on newer XS kits have a smaller cap and ring (65mmOD). What to check. If you have a fuel cap supplied with your kit made by SPRL that measures 70 mm OD on the gray cap, these caps are no longer in production and the new 65 mm caps do not fit properly. Aircraft Spruce and Wicks do not have any old style caps in inventory. Classic caps and the newer XS kits are available but the cap and flange have to be bought at an average price of about $60-$70. On the older pre 2004 kits if you have the 70 mm cap and you wish to upgrade to the newer style, you will have to cut the fuel ring out and replace. Not fun especially since the diameters are different. Please review the pdf document attached for details on the differences. I am putting together a special order for my Custom Flight Clients for the older 70 mm caps through Newton SPRL. The price is reasonable and less then current retail. I highly recommend that older XS kit owners purchase a spare in the unlikely event your cap may disappear. We are not supplying the key lock. This is a one time shot as it is coming out of my pocket for the R&D. I cannot expect the current Europa Company to support these pre 2004 kit fuel caps as it is not economically viable to do so. However, determined owners like myself will attempt to make a special order through the manufacturer happen to keep my clients happy and supplied. You are all welcome to piggy back on my efforts and research. Email or call in your order to me direct, not through the Matronics site please so as not to clutter up the site. Regards, Bud Yerly Custom Flight Creations, Inc. personal email: budyerly(at)msn.com, Mobile Phone: 813-244-8354 ---------------------------------------- I hope this helps. Blue skies & tailwinds, Bob Borger Europa XS Tri, Rotax 914, Airmaster C/S Prop (75 hrs). Little Toot Sport Biplane, Lycoming Thunderbolt AEIO-320 EXP 3705 Lynchburg Dr. Corinth, TX 76208-5331 Cel: 817-992-1117 rlborger@mac.com On Jul 30, 2016, at 1:35 AM, Alan Burrill <alanb@dpy01.co.ukwrote: --Europa-List message posted by: Alan Burrill <alanb@dpy01.co.uk> Was the design for the fuel cap changed slightly so that the new ones do not seal correctly in an old fitting? I think I remember a post on that some time ago. Can you get replacement o-rings from eBay or Amazon instead of replacing the whole cap? Alan GOBJT


    Message 12


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    Time: 01:04:57 PM PST US
    Subject: Re: Fwd: Re: Cooling issues XS 914 on the ground
    From: "Roland" <schmidtroland@web.de>
    Hello Marcel, all, yes - I'm fighting symptoms and of course I know, that it would be better to rather fix the source of the problems thoroughly instead, which obviously is, what Frans did (Frans - thanks a lot for your far-reaching explanations, your offer to have a look and btw good to know you're well off :-). I've learned, that most live with the cooling shortcomings of the Europa somehow or investigated and found their own ways to cure it (like David Joyce, who left it all like it is and changed to another propeller). At least I've read about and also saw many interesting solutions. Bud Yerly in Florida did something different than Frans who did it different than Neville Eyre..... What I forgot to tell you, but what is most important for the whole discussion: I didn't build my Europa but bought it second hand. Those who found the best solutions are also builders or even worked at Europa Aircraft or have a shop, like Bud. What Frans and Ilona achieved or Bud Yerly does for his customers is way beyond my skills. So I came to the conclusion, that I have to buy a Woodcomp, SR 3000 W, which seems to be an adequate fix for the cooling problem and adds a tad to the performance as well (since I want to keep the rest of the setup as it is, like David did, I'd also chose the 3-bladed and not the 2-bladed for that reason) or I make a flap in front of the cooler, like a friend in Belgium did it at his XS Mono 912S. Another option might be the new Whirlwind blades with a wider chord in the Airmaster hup http://www.airmasterpropellers.com/products/productdescription/type/view/id/67/ww-r64w, but I don't know yet if this is sufficient, since they are comparatively new. Obviously this would be much cheaper than a new Woodcomp with Controller. At least my "only" cooling problem is SOLELY ON THE GROUND and in a couple of years, even though running the engine with a thermostat I never actually had to shut down the engine due to overheating. So I have to focus on that problem during ground operation. Anyway thanks again to all for your input - much appreciated!! Regards Roland PH-ZTI XS TG 914 Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458929#458929


    Message 13


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    Time: 03:00:14 PM PST US
    Subject: Trip report Versailles St Cyr L ecole
    From: "graeme bird" <graeme@gdbmk.co.uk>
    See link with PICs if interested. Ive been wanting to get there for ages. The BBC series just tipped me over to visit the Palace of the Sun King. http://forums.flyer.co.uk/viewtopic.php?f=67&t=101065 -------- Graeme Bird G-UMPY Mono Classic/XS FFW 912S/Woodcomp 3000/3W Newby: 200 hours 4 years on the Mono g(at)gdbmk.co.uk Read this topic online here: http://forums.matronics.com/viewtopic.php?p=458930#458930




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