Mailing List lml@lancaironline.net Message #9961
From: <Klusmanp@aol.com>
Subject: Re: LNC2 Elevators fast build
Date: Sun, 3 Jun 2001 15:02:53 EDT
To: <alphadog@nii.net>, <lancair.list@olsusa.com>
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In a message dated 6/3/01 3:44:43 AM EST, alphadog@nii.net writes:

<< So how should I correct the problem? I suppose I could remove the elevator
top
 skins, build up the ribs and begin again, or I could fill in the depression
with
 micro and achieve a straight surface and suffer with the added weight
penalty at
 the ass end of my plane.
 
 Any suggestions appreciated.
 
 Angier Ames >>


Angier,

Be VERY careful about adding weight to the elevators aft of the hinge line.
This can affect the flutter characteristics of the flying surfaces. The
difficult thing about flutter is that you won't find out about it until you
are in a high speed situation - you get flutter for just a second and then
your tail is gone.

I'm guessing the LNC2 manual lists elevator weight and hinge balance limits.
If not, you might want to contact the factory about proper limits.

Paul Klusman
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