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Old 10-20-2007 | 08:26 AM
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Rjhpilot91
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From: Mays Landing, NJ
Default All kinds of rotor head problems

I setup my SA version according to finless's video and finally got my rotor head set to where I like it. By the way I've have not been able to get the blades to track properly for over a week now. I've changed out every component on the head but still no solution. Heres the problem.

I set up my rotor head with all of the components level for a normal pitch range of -2, 0, +10. I got this all dialed in using +10% swash Pitch on my futaba 6ex. Both blades were showing same pitch curves and checked out well after going through some flight control movements.

I spun up the head to check track again and the red blade was high so I shut it down. Heres the funny part though; after the flight test I checked the pitch and now the pitch is completely off. The pitch curve is now about -10, -5, 0 without making a single adjustment to the head after just one single runup to about 40% power. What the heck is going on here.

By the way, I work on USCG HH-65C dolphins and they are not even this hard to track and balance or troubleshoot. Any help or insight into this matter would be greatly appreciated.