Pietenpol-List: Ray Allen electric trim servo

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Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: Yahoo! Account Service
I installed a Ray Allen servo in the elevator under an inspection cover.The actuator rod exists the bottom and controls an approximately 10" sectionof 1" extruded aluminum piano hinge.Works great, lightweight, simple, unobtrusive and there's just a hiddenswitch in the cockpit.Douwe________________________________________________________________________________Date: Fri, 31 Oct 2014 08:28:13 -0400 (EDT)
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Re: Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "Jack"
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matronics
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Re: Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: Amsafetyc
I have a new movie up in which I'm testing a trim system comprised of a bungeecord and a clothesline tightener:https://www.youtube.com/watch?v=xfUMSuEMEwcThe movie doesn't show the trim system (I will post pictures later if it reallyworks out). What the movie shows is that the system will hold my Piet right at55 mph from abeam the numbers to roll out, with no input from me (other thana short shot of throttle to clear the fence!). This was a good thing becausethe sun was in my eyes and I had very little sight down the runway. The trim systemwas sort of "land-o-matic"So, my Piet is fairly easily trimmed for downwind-base-final-landing. I played around with it at altitude, and even if I don't use the tightener "valve"to release the bungee, I can still power up as though to do a go round. Itdoes require a hefty amount of forward pressure to overcome the bungee, though.Obviously the idea is to pull the tightener valve to relieve bungee tensionwhen it's not needed.I also used the system to play around in slow flight, and spent some time doing30 degree banked lazy eights and 360s at 45-50 mph. Rock steady (though thiswas in the evening, so there were no up/downdrafts and little wind).The tightener was cheap (under $5 from Ace Hardware) and looks like this:http://farm8.staticflickr.com/7131/7559 ... jpgImagine the line on the left being a bungee cord hooking to the rear of the controlstick torque tube. On the right, the tightener U-ring is attached to thecontrol stick just below the control stick hand grip instead of to the eyeboltin the photo. If you want to trim for "up", pull the bungee cord that sticksout of the tightener valve. This stretches the bungee and locks it into that length.The bungee tension holds the stick back. If you want to release that trim,pull on the valve (it's mouth is shaped like a trumpet or trombone bell).It's clunky to use right now, so I may optimize it a bit. However, even as it is,it's meets my main goal of trimming for the pattern.Read this topic online here:http://forums.matronics.com/viewtopic.p ... ___Subject: Re: Pietenpol-List: Ray Allen electric trim servo
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Post by matronics »

Original Posted By:> Douwe Blumberg
I would be interested in seeing photos and or drawings tooJohnSent from my iPhone> On Oct 31, 2014, at 8:37 AM, "Boatright, Jeffrey" wrote:> > Hi Douwe,> > What is the servo base fastened to? Did you glue in a plate or something? Any photos of the installation.> > Thanks,> > Jeff> > -- > Jeffrey H. Boatright, PhD, FARVO> Professor of Ophthalmology> Emory University School of Medicine>
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RE: Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: owner-pietenpol-list-server(at)matronics.com
Tried to attach a zipped file but didn=99t work, here are some shotsJack Textor West Des Moines, IA _____
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RE: Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "Jack"
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RE: Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "Jack"
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________________________________________________________________________________
matronics
Posts: 81779
Joined: Sat Mar 18, 2017 8:29 am

Pietenpol-List: Re: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "taildrags"
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matronics
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Joined: Sat Mar 18, 2017 8:29 am

Pietenpol-List: Re: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "Chris Rusch"
The Air Camper worked its magic for me again yesterday. We've had some gray anddrizzly mornings lately, but it usually breaks up after lunch and we get a coupleof hours of sunshine. Gambling on that happening, I went out to the hangarafter lunch and prepared for flight. As I was preflighting, the sky was clearingand by the time I was ready to roll the airplane out, it was beautifulwith calm winds and almost no traffic.I had been correcting the camber on my axles, because it had been uneven from one side to the other and I had used washers to shim the axles out rather than the proper tapered shims. There are a couple of pictures of the shimming here: http://www.flysquirrel.net/piets/axle.html . I also replaced a tire and tube on one side, but everything was done and the airplane was ready to fly. So was I!Interesting little 'chat' with the ground controller, as he said my call sign wasincorrect. "November Xray Four One Charlie Charlie", I repeated. "One CharlieCharlie, Is that what's painted on your tail?" he asks. "Four One CharlieCharlie, roger." That ended that little discussion, but I bet he went to findout about that NX- tail number.Beautiful day, smooth flight, on runup the RPM drop was textbook perfect on carbheat and both mags, and off we went. I've finally started listening to youpilots who suggest just letting it fly itself off. I'd always been taught tohold forward stick to bring the tail up, hold it, then rotate when the airspeedwas good. Nahh... there is no need. Scout needs considerable forward stickforce to pick up the tail early, so yesterday instead of forcing it, I justtried letting it do what it wanted and that worked great. We lifted off and climbedout like the airplane knew what it was doing.A very nice bit of sightseeing in the autumn air with autumn colors everywhere,then some power on and power off stalls (non events), then back to the field.I must say that the landing was the best that I have made in a very, very longtime. One of those where you roll out from base to final with the runway centerlinestripes just falling in perfect alignment with the center of the propand then not budging. Down the glideslope with out even stirring the stick,down into ground effect, ease the stick back... back... back- and I was downwithout even knowing when it happened.This is why we fly Piets.--------Oscar ZunigaMedford, ORAir Camper NX41CC "Scout"A75 powerRead this topic online here:http://forums.matronics.com/viewtopic.p ... ___Subject: Pietenpol-List: Re: Ray Allen electric trim servo
matronics
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Re: Pietenpol-List: Re: Ray Allen electric trim servo

Post by matronics »

Original Posted By: Jack
Oops, sorry for including ALL those additional comments in my last note. Hit sendtoo soon.Sorry about that.Read this topic online here:http://forums.matronics.com/viewtopic.p ... ___Subject: Re: Pietenpol-List: Re: Ray Allen electric trim servo
matronics
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Pietenpol-List: Re: A Great Day in Barnwell

Post by matronics »

Original Posted By: "bdewenter"
Agreed, yours will have a bit more force. Congrats on your testing and be safe...Sent from my iPadJack Textor> On Nov 9, 2014, at 8:16 PM, "Chris Rusch" wrote:> > > Jack, we are on the same page, I did mine exactly like yours...> > --------> NX321LR> Now test flying!!> Mitsubishi Powered> > > > > Read this topic online here:> > http://forums.matronics.com/viewtopic.p ... 233#433233> > > > > Attachments: > > http://forums.matronics.com//files/image_475.jpg> > > > > > > ________________________________________________________________________________Subject: Pietenpol-List: Re: A Great Day in Barnwell
matronics
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Pietenpol-List: Re: A Great Day in Barnwell

Post by matronics »

Original Posted By: "jarheadpilot82"
John Francis and I pulled an all nighter putting our tools down at 2:30 AM sundaymorning for a few hours sleep. John's engine roared to life at 11:00 AM Sunday!Congratulations to all 3 Piet builder who ran their Corvair power plants for thefirst time with great success - Chuck Campbell (at 91 years of age!), KeithGoff and John Francis.--------Bob 'Early Builder' DewenterDayton OHRead this topic online here:http://forums.matronics.com/viewtopic.p ... ___Subject: Pietenpol-List: Re: A Great Day in Barnwell
matronics
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Post by matronics »

Original Posted By: "Cuy, Michael D. (GRC-LME0)[Vantage Partners, LLC]"
You Da Man, Bob! That is awesome. I wish I could have been there!Congratulations to John!--------Semper Fi,Terry HandAthens, GARead this topic online here:http://forums.matronics.com/viewtopic.p ... __________
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Pietenpol-List: Ray Allen electric trim servo

Post by matronics »

Original Posted By: "Jack"
Subject: Pietenpol-List: Ray Allen electric trim servoI installed a Ray Allen servo in the elevator under an inspection cover. The actuator rod exists the bottom and controls an approximately 10=C3=A2=82=AC=C2=9D section of 1=C3=A2=82=AC=C2=9D extruded aluminum piano hinge.Works great, lightweight, simple, unobtrusive and there=C3=A2=82=AC=84=A2s just a hidden switch in the cockpit.Douwe _____ This e-mail message (including any attachments) is for the sole use ofthe intended recipient(s) and may contain confidential and privilegedinformation. If the reader of this message is not the intendedrecipient, you are hereby notified that any dissemination, distributionor copying of this message (including any attachments) is strictlyprohibited.If you have received this message in error, please contactthe sender by reply e-mail message and destroy all copies of theoriginal message (including attachments).ky=C2=B7=C3=A8=C5=BE=C3=9B"=C3=8D=C3=AD=C5=93=C2=A2Z+=C3=93M4=C3=93G=C3=9Aq=C3=A7(=C2=BA=C2=B8=C5=BE=C2=AEw=C2=B0r=B9=C2=AB=B0=C3=C3=93=C3=A3=C3=A2z=C3=97=C2=A7=C2=B0K=C5-=C3=8BD=84=A2=C2=A8=C2=A5=C5-=C3=AE=84=A2K=91=C2=B6=C5=92j=C3=9A=C3=A8=C5=BE',.+-=15=C3=C2=AD=C2=BA=C2=B7=C2=AC5=C2=AB=C3=A2=C2=81=C2=ABh=C2=AE=C3=9A=C2=AE=C5=92,z=C3=98^=84=A2=C2=A9=C3=B2.+-=C2=BA=C3=98=C2=A5=C5-=C3=98=C5=BE=C2=B2=C3=8B=C5=93=C2=AB=C5-=C3=8BT=C5=B8=C3=B4=C2=AEn=C3=87+=C5-=BAb=C2=A2p+r=C2=AFy'=C5=A1=C2=AD=C3=88C=C2=A3 =C3=A5=C2=A1=C2=A7{ =C2=AC=C2=81=C2=AE=C5=92,x(Z=C2=B4P>-=C2=A2=C3=88Z=C2=AD=C3=C2=A7vk=C5=93-k=C5=93-j+y=C2=A8ky=C3=B8m=C2=B6=C5=B8=C3=C3=83&j=C3=9A=C3=A8=C5=BE',r=B0=C25=C2=AB=C3=A2=C2=81=C2=ABh=C2=AC=C3=B8=C5=BE=C2=B5=C3=A9=C3=A9=C2=A2R=C3=A2=C2=B2=C3=98m=C2=B6=C5=B8=C3=C3=83&j=C3=9A=C3=A8=C5=BE',r=B0=C25=C2=AB=C3=A2=C2=81=C2=ABh=C2=AC=C3=B8=C5=BE=C2=B5=C3=A9=C3=A9=C2=A2R=C3=A2=C2=B2=C3=9F=C3=9A0 _____ =C3=918=C3=92[1]Ia=14=C3=A4T1$=C5=A1=84=A2=C3=A8+y=C2=AB=C2=A2{^=C5=BE=C3'=C2=A5=C2=B2-=C2=AFj)ZnW=C2=AF=B0=C2=ABayg=BA=C5-=C3=AE=C5=A1=C3=86=C2=A1=C2=AD=C3=A7=C3=A1=C2=B6=C3=9A=7F=C3=BD=C3=BA+=C2=BAk&j=C3=9A=C3=A8=C5=BE',r=B0=C2=A1=C2=B6=C3=9A=7F=C3=BD=C3=BA+=C2=BAk&j=C3=9A=C3=A8=C5=BE',r=B0=C2h=C2=B8=C2=AC=C2=B4*'=C2=B6=C2=B8=BA=C2=BA=C3=98=C2=A8=C2=9Dg=BAJ+^N=C2=A7=9C*.~=C5-=C3=B2=C2=A2=C3=C3-zw=C2=AB=C2=A2=C3=AB,=C2=BA=C5=A1h=C2=AE=C3=93=C2=B6=C3=90=C3=ABjY^.+-=C3=99=C2=A2=C2=9D=C2=A8ky=C3=B8m=C2=B6=C5=B8=C3=C3=83&j=C3=9A=C3=A8=C5=BE',r=B0=C2r=B0=C3=AD=C2=AE&=C3=AE=C2=B6*'-=C3=9Bi=C3=C3=BC0=C3=82f=C2=AD=C2=AE=B0=C3=A2r=C3=87(=BA=C3=B7(=C5=BE=C3=9A=C3=A2n=C3=ABb=C2=A2=7F=C3=9A=C3=BD=C2=C3=9F=C2=A2{=7F=C2=C2=B7=C2n=A1r=C3=BEf________________________________________________________________________________
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