Flap hinge inboard rivets

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Flap hinge inboard rivets

Postby N43WX » Sun Sep 05, 2021 6:03 pm

Doing flaps this weekend. On WXB-W06 (flap details), there are 2 rivet holes drilled in the inboard hinge 24.6 and 38.1 mm from the hinge edge that don't line up with the hinge centers. Then on WXB-06, it doesn't appear that there is a rivet placed in those locations at this time and it doesn't even show the holes present. I looked ahead to try to see if I do something later on, but I didn't find anything. What gives?
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Re: Flap hinge inboard rivets

Postby Spaceman » Mon Sep 06, 2021 9:12 am

I built the sport acro flaps and noticed those holes and a few other oddities on that plans page (W27). I asked Kerry about it and they ended up putting out a revised drawing with several corrections:

https://www.sonexaircraft.com/documents ... apAssy.pdf

Not the exact same drawing as what you're looking at, but W27 also had those two odd holes originally and they're gone in the revised version.

No guarantees but I can't imagine why you'd need two rivets there versus one centered on each lug like normal!
Chris Paegelow
N21YX / Waiex-B #21 / Roseville, CA
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