Mailing List lml@lancaironline.net Message #11285
From: Marvin Kaye <marvkaye@olsusa.com>
Subject: 360 pitch trim - too much
Date: Wed, 17 Oct 2001 19:21:54 -0400
To: <lancair.list@olsusa.com>
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Posted for N295VV@aol.com:

Matt

If I remember correctly, the trimpot for the MAC trim servos can be adjusted down to practically no travel.  I am puzzled by the lack of this adjustment on your system.

I agree with Orin and Marv.  Make the hinge longer and then decrease the size of the tab.

If, after making these changes, no improvement is noted, I would look for other causes.   Does it go supersensitive in one direction only?  If so, I would check the wing incidence to the incidence of the fuselage to make sure there is no error there.  Supersensitivity in one direction might mean you are at the edge of the envelope in some parameter.

The MAC servos on my LIV were way over-powered.  I had to put their trimpots on all servos to make slow, stable changes in trim.

David Jones


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Please send your photos and drawings to marvkaye@olsusa.com.

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