Brian, I replaced all the Heim bearings on the aileron push tubes on my Alon (with a lot of help from another couper) without removing the wings. It isn't easy but can be done. I would be happy to share details of the procedure if it would be helpful. David Cross Alon N5600F --- Brian Garrett <[EMAIL PROTECTED]> wrote: > At 06:54 18/05/99 -0400, you wrote: > > Hello out there, > > > > > > All this discussion on control surface free play > has gotten me to check > >our coupe for free play.We have about 5/16 > movement at the trailing edge of > >the ailerons.The main culpret seems to be the > aileron bell crank > >bearings.Since we have an annual coming up next > month we plan on replacing > >them at that time. Has anyone been able to pull > that job off without > >removing the wings? I have thought that perhaps I > could remove the rear spar > >bolts, and the upper main spar bolt, let the wing > pivot down and get the > >bell crank out. > > If any one has done the job and could enlighten > me I would appreciate it!I > >need to have this annual done quickly. I don't want > to be grounded in July > >with national and Oshkosh coming up. > > Thanks, Ben Suddard 93994 > > I must admit I have not removed these bell crank > assemblies with the wing > attached. I have done it with the wing off. To be > honest with you I cannot > see why when having gone to the extent of removing > the aileron rod ends > connections, the rear spar connection and one of the > main spare bolts why > you would not remove the final bolt and lay the > wing on the ground and do > the job. You will find it difficult with the wing in > place. > > Actually I found the most difficult task was getting > a suitably thin socket > or ring spanner that will fit over the four bolt > heads holding the aileron > crank frame in place. The bolt head is very close to > the turned up lip on > the frame and leaves very little room to fit the > socket on the head. You > might have to grind a socket down. I cannot remember > what size they are. > AN3 or AN4. The other problem is getting you hand > inside the wing to hold > the nuts so they do not turn. Find some one young > with a small hand that > will flex around in there. > > Other than that the job is a breeze. > Regards, > > Brian Garrett > ************************************************************************** **** > Manager-Projects & Systems > Environmental Systems & Services Pty Ltd e-mail: > [EMAIL PROTECTED] > 405 Tooronga Rd Ph +61 3 9864 5300 > Hawthorn East 3123 Fax +61 3 9822 8028 > Australia > ************************************************************************** **** >
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