Service difficulty report · Vapor Barrier · Boeing 7377BD

Difficulty date
December 16, 2020
Submitted
January 15, 2021
Operation
Air carrier
Aircraft
N7715E
Make and model
Boeing 7377BD
Aircraft serial
33921
Aircraft time
51,070 hours, 26,608 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Lt Mlg Ww
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

LT WHEEL WELL STA 663 VAPOR BARRIER CRACKED. CLEANED AND REPAIRED DAMAGED A CRACK ON LT WHEEL WELL VAPOR BARRIER STA 663 RBL 34, AS PER B737 SRM 51-70-04-2R-10. PERFORMED TAP TEST AFTER REPAIR FOUND NO DELAMINATION, AS PER B737 NDTM 51-05-01 (SEC 5) MATERIAL USED PO 1691080 AND PO 1480720.

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