Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
August 18, 2024
Submitted
September 12, 2024
Operation
Air carrier
Aircraft
N931WN
Make and model
Boeing 7377H4
Aircraft serial
36637
Aircraft time
50,530 hours, 30,789 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

R/H B.S 663 VAPOR BARRIER HAS CRACK AT I/B END (MARKED). L/H B.S 663 VAPOR BARRIER HAS CRACK AT I/B END (MARKED).<[01] CRACK AT I/B END OF L/H BS 663 VAPOR BARRIER WAS REPAIRED IAW SRM 51-70-04-2R-10.;[02] VERIFIED CORRECTIVE ACTION ITEM 1.

More about the Boeing 737-7H4