Right Wing Skin Prep (12/27/10)

0.9 Hours -

I started off by fixing my dimpling error on the top right inboard skin.  The fix involved flattening the two dimples with a flush set in my squeezer.  This, in itself, made the bad hole look much smaller.  Then, I deburred both the good and bad hole, carefully checking the bad hole for any cracks.  Next, I drilled two new holes, one on each side of the bad hole.  Using the skin as a guide, I then match-drilled the two new holes to the rib and wing walk doubler.  Finally, I deburred and dimpled all of the new holes.  The original, correct hole also received a new dimple.  The original hole and the two new holes will all receive rivets.  This fix supposedly makes the structure stronger than the original design due to the extra rivets.  The only thing I care about is that my mistake will be covered up by a fairing once the wings are installed on the fuselage.

After flattening the bad dimple, the hole is relatively small. With rivets in the original hole and the two new holes, the pieces are supposedly stronger than the original design...at least it won't be visible in the end.

Once I was done fixing the bad hole, I finished dimpling this skin using my c-frame.  Then, I primed the rivet lines on the bottom side of the skin.  On to the next skin!

The right top inboard skin is ready to rivet.

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