Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
January 3, 2023
Submitted
January 10, 2023
Operation
Air carrier
Aircraft
N225WN
Make and model
Boeing 7377H4
Aircraft serial
34333
Aircraft time
57,497 hours, 34,305 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

UPPER VAPOR BARRIER ANGLE IN ECS BAY IS CRACKED AT STA 663; WL 167; LBL 41.<[01] REMOVED VERTICAL STIFFENER AT LBL 39 AND HORIZONTAL U-CHANNEL IAW SRM 51-40-02-0G-0.;[02] VERIFIED ITEM 1 OF STEPS 3; 4; 6 AND 7;[03] VERIFIED ITEM 5 OF STEP 7 AND ITEM 1 OF STEP 8;[04] VERIFIED ITEM 3 OF STEP 8;[05] VERIFIED ITEM 2 OF STEP 10;[06] AUDIT CW

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