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Posted for "John Wright" <jwrightdo@worldnet.att.net> to eliminate dual
formatting:
Lancair builders, Thanks to the advice of several knowlegeable builders, I was able to solve
a difficult problem of balancing my elevators and rudders without removing
horizontal stab or vertical stab or removing material from my trim tabs on
my 4P. The answer was to obtain tungsten powder and mix it with epoxy
resin. When mixed it has a density similar to lead. It can be poured into
any void spaces around the main chunk of lead (in elevator) or tungsten (in
rudder). The counter balance space called for in the kit is sufficient if all of the
void spaces are filled. You can even coat the surface of the skin if
necessary which in worst case scenerio could still help avoid cutting in to
surrounding structures. Also, a very simple way of balancing your control
surfaces very easily is to buy a coulple of bookshelf brackets, the type
that fit into tracks that you mount on the wall and sharpen the edges of
the brackets to a knife edge. You can then balance your own control
surfaces as accurately as your A&P. John Wright
Colorado Springs
LML website: http://www.olsusa.com/Users/Mkaye/maillist.html
Builders' Bookstore: http://www.buildersbooks.com/lancair
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