Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
August 30, 2026
Submitted
September 4, 2026
Operation
Air carrier
Aircraft
N955WN
Make and model
Boeing 7377H4
Aircraft serial
36671
Aircraft time
49,641 hours, 30,583 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

L/H WHEEL WELL VAPOR BARRIER CRACKED FROM BOTTOM OF LBL 54.21 TO 11 INCHES FROM BOTTOM OF LBL 40.00. PER SRM 57-10-10-1A-2, CLEANED AND APPLIED SPEED TAPE TO DAMAGED AREA.

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