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Old December 19th 08, 02:11 PM posted to rec.aviation.soaring
JJ Sinclair
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Posts: 388
Default GLIDING INTERNATIONAL - JANUARY 2009 ISSUE

Hey, I'm impressed! When is your next Akafieg?
As you know getting enough goo in the right places has been a problem
ever since we started making plastic sailplanes. Early PIK's used too
much and too dry, so the wing section ended up too thick. Then they
corrected that by not using enough and we had an AD saying to drill
holes every 24" right above the spar and pump in more goo! The inside
of a most G-103 wings is a godawful mess with goo slithering down the
spar leaving a void up where the goo is supposed to be! We all know
about the recent problems with the Discus's over this same issue.
I think I'd do a test run with globs of goo on aluminum foil every 24"
then cover your gobs of goo with another hunk of aluminum foil and
slam the sucker together. Let it cure and wou will know exactly how
high to make the dam at all locations. Worth a little extra work to
insure everything is right in there where you can't inspect the final
product.
Cheers,
JJ