Service difficulty report · Vapor Barrier · Boeing 73776N

Difficulty date
June 28, 2022
Submitted
July 1, 2022
Operation
Air carrier
Aircraft
N7731A
Make and model
Boeing 73776N
Aircraft serial
32677
Aircraft time
50,664 hours, 25,497 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Center Wing
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

RH AC BAY AFT WALL 5' FROM THE BOTTOM AND 7' FROM THE O/B EDGE VAPOR BARRIER HAS A 5' CRACK THAT CONTINUES UNDER A REPAIR / [01] PERFORMED INTERIM PATCH REPAIR AT RH AC BAY AFT WALL 5' FROM THE BOTTOM AND 7' FROM THE O/B EDGE VAPOR BARRIER PER SRM 57-10-10.

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