What about what it says in the AD regarding aileron free-play? Greg
At 09:38 AM 3/13/00 -0500, [EMAIL PROTECTED] wrote: >Greg, > >Please Look at the Service Memorandums again..... > >In My Univair Book -Service Memorandum #56 Dec, 1948, says that an Ercoupe >with weights should have no more than 7/16 play in the aileron control >system, measured at between the trailing edges of the ailerons: > >2nd Para. "For the aileron system, the total play between one aileron and the >other should not exceed 7/16 inch at the trailing edge. This can best be >checked by neutralizing the controls and securing one aileron in line with >the center section trailing edge and moving the the other aileron to take up >all play, checking the amount of movement of the trailing edge with respect >to the center section trailing edge at this time. In checking motion, care >should be taken not to exert sufficient force to deflect some of the members >and thereby getting a false reading. The pressure of the little finger of one >hand applied at the trailing edge of the aileron is sufficient to take up all >of the slack. If the resulting motion is greater than 7/16 of an inch, all >the joints and bearings should be checked and those which are loose should be >tightened or replaced." > >Now if you want to remove the balance weights...seeService Memorandum #57, >October 11, 1949... The weights can be safely removed...:...: > > para 2.: "As a result of recent tests and analysis, it had been determined >that the aileron weights on Ercoupes may be removerd and the aileron will >still maintain freedom from flutter throughout the operational range of the >airplane. providing the aileron free play does not exceed 5/16 inch." > >Para 3.: ......last sentence on how to measure play :: ( See Service >Memorandum No. 56) > > >Now these are quotes from My copy of the Ercoupe Service and Memorandum >manual. Be happy to fax a copy if needed, but hightly suggest erery coupe >owner purchase a copy from Univair (1-888-433-5433) or from Skyport >(1-800-624-5312). You need to know about all the changes supposed to have >been made, and the reasons involved for your coupe. > > >Harry Francis >Blacksburg, VA. --------------------------------- to unsubscribe send mailto:[EMAIL PROTECTED] _____________________________________________________________ Want to find the best email lists? Check out the Topica 20! http://www.topica.com/topica20
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