Service difficulty report · Vapor Barrier · Boeing 7377BD
FAA SDR system
- Difficulty date
- December 13, 2022
- Submitted
- January 26, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377BD
- Aircraft serial
- 33919
- Aircraft time
- 57,380 hours, 30,141 cycles
- Part
- Vapor Barrier
- Condition
- Cracked
- Location
- Bs 663
- 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
L/H BS 663 VAPOR BARRIER IS CRACKED; REQUIRES REPLACEMENT. REMOVED VAPOR BARRIER L/H BS 663 FROM LBL 5 TO LBL 65 IAW SRM 51-40-02-0G-0. LOCATED AND DRILL NEW WEB VAPOR BARRIER LT BS 663 FROM LBL 5 TO LBL 65 IAW SRM 51-40-05-0G-0 AND DWG 111A1141. FABRICATED BS 663 L/H VAPOR BARRIER IAW DRAWING 111A1151. INSTALLED VAPOR BARRIER LT BS-663 LBL 5 TO LBL 65 IAW SRM 51-40-02-0G-0 AND DWG: 111A1000 AND 111A1001. APPLIED CAP-SEAL ON FASTENERS AFT SIDE OF VAPOR BARRIER IAW AMM 51-31-00-390-805.