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Old 10-03-2002 | 11:50 PM
  #18  
JoeEagle
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Default H-9 P-51 first flights

added robart air gear after my 1st flight. i left gear down and wanted to fly it around. after i landed, i couldn't get the gear to cycle, so since i am building a gs p-51 over the winter, i wanted to try pneumatic gear. install was pretty easy, only a little bit of enlarging the retract bays. Robart HD 606 plus robostruts.



now, what was fun was my 1st flight. i had a friend build my "arf" for me cause he does beautiful work. and he is very picky with his work. but my 1st flight was horrible, twitchy, almost lots it several times, finally got it trimmed out. and it was passable but certainly not easy.

when i was installing the retracts, i wanted to recheck my cg. the book says 4.75" from leading edge. my friend thought, the would be from the straight portion of the leading edge. ITS NOT!!! its from the fuse, where the wing "breaks".

difference in cg. about 1.5" hmm...maybe that's why it was so "fun" to fly!!

oh well, live and learn. and now, with the new robart gear, additional weight is only 4oz with everything, and the cg is now perfect.

2nd flight will be next week.

cheers

joe