Stock tailwheel pushrod

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Re: Stock tailwheel pushrod

Postby Bryan Cotton » Fri Dec 16, 2016 9:23 pm

I have my mixer locked in place, mini rudder in place and my cables are adjusted and pinned. The pushrod does not seem close. I was thinking rod ends, but weight is the enemy and some of you seem to have done fine with the stock setup. I am thinking of welding up one that fits rather than doing some crazy S bend.
Bryan Cotton
Poplar Grove, IL C77
Waiex 191 N191YX
Taildragger, Aerovee, acro ailerons
dual sticks with sport trainer controls
Prebuilt spars and machined angle kit
Year 2 flying and approaching 200 hours December 23
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Re: Stock tailwheel pushrod

Postby Bryan Cotton » Sat Dec 17, 2016 5:49 pm

Here is my pushrod:
Image

I have 4130 stock and have started to fabricate one that fits.
Bryan Cotton
Poplar Grove, IL C77
Waiex 191 N191YX
Taildragger, Aerovee, acro ailerons
dual sticks with sport trainer controls
Prebuilt spars and machined angle kit
Year 2 flying and approaching 200 hours December 23
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Re: Stock tailwheel pushrod

Postby Corby202 » Sat Dec 17, 2016 7:37 pm

I kept the stock pushrod because of weight, I fitted bushes each end 65 hrs, so far so good.

Phil
Phil Bird
Sonex 759 JAB 2.2 Tailwheel
Mittagong NSW Australia
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Re: Stock tailwheel pushrod

Postby Area 51% » Sun Dec 18, 2016 11:07 am

What keeps the motion of the tailspring from transferring to the rudder horn and causing it distress with the stock unit? It seems heim joints would be a requirement in this application.

I believe I saw Ryan had to put a significant bend in his rod to get the flanges to line up.
Last edited by Area 51% on Sun Dec 18, 2016 9:25 pm, edited 1 time in total.
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Re: Stock tailwheel pushrod

Postby N111YX » Sun Dec 18, 2016 12:25 pm

This the reason that I went with the rod end option. I had heard, but not personally experienced, that the steel bolts could elongate the aluminum holes after use. Since lots of shock is transferred through these pieces with every imperfection of an operating surface, I would guess that soft field/grass operators would see the most benefit.

Mine is as new after 960 landings with perhaps 20 or so of those on grass :D



Area 51% wrote:What keeps the motion of the tailspring from transferring to the rudder horn and causing it distress with the stock unit? It seems heim joints would be a requirement in this application.

I believe I saw Ryan had to put a significant bend in his to get the flanges to line up.
Kip

2010 Waiex 0082 (first flight May 2010)
Jabiru 3300 #1637 and #3035
Dynon D-180
Becker radios
Garmin GDL 82 ADS-B
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Based near Atlanta

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Re: Stock tailwheel pushrod

Postby mike.smith » Sun Dec 18, 2016 2:22 pm

I did the rod end bearings:
http://www.mykitlog.com/users/display_l ... 803&row=71

I later made a new pushrod that had and "S" bend in it so the rod end bearings were more parallel with the rudder horn and the tail wheel bracket. It works very well after 220 hours and 2.5 years.
Mike Smith
Sonex N439M
Scratch built, AeroVee, Dual stick, Tail dragger
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Re: Stock tailwheel pushrod

Postby Bryan Cotton » Sun Dec 18, 2016 2:44 pm

I like the stock setup with the bushing idea. I'll try that and I can always upgrade later if I need to.
Bryan Cotton
Poplar Grove, IL C77
Waiex 191 N191YX
Taildragger, Aerovee, acro ailerons
dual sticks with sport trainer controls
Prebuilt spars and machined angle kit
Year 2 flying and approaching 200 hours December 23
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Re: Stock tailwheel pushrod

Postby tonyr » Sun Dec 18, 2016 7:42 pm

Is your pushrod fitted the wrong way 'round?
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Re: Stock tailwheel pushrod

Postby Area 51% » Sun Dec 18, 2016 9:24 pm

I got a very nice pneumatic tail wheel assembly from Peter Anson a while back. He also has available an offset steering rod, complete with heim joints. I plan on installing one of those on our Waiex when the time comes.
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Re: Stock tailwheel pushrod

Postby Area 51% » Sun Dec 18, 2016 9:30 pm

So.........Kip..........How exactly do you keep track of your landings? I was thinking........maybe......a pedometer? I couldn't use one of those for landings without converting the count into dog-years.
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