Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
July 4, 2023
Submitted
August 4, 2023
Operation
Air carrier
Aircraft
N913WN
Make and model
Boeing 7377H4
Aircraft serial
29840
Aircraft time
49,236 hours, 29,953 cycles
Part
Vapor Barrier
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CUSTOMER REQUEST EVALUATE CRACK ON VAPOR BARRIER LH SIDE BSTA 663 2023-431016<[01] TOOL USED CALIPER P/N 500-197-30 S/N B20189527 DUE DATE 26/DEC/23.;[02] TOOL USED: HOTBONDER: P/N:HCS9200B-AV S/N:18175478 DUE DATE:24-SEP-23;[03] TOOL USED: SCALE: P/N:CR5200 S/N:8342514597 DUE DATE:21-FEB-24;[04] TOOL USED HOT BONDER P/N:HCS9200B-AV S/N:18175478 DUE DATE:24-SEP-23;[05] TOOL USED: SCALE: P/N: 91847 S/N: AE-409315 DUE DATE: 08/JUN/24.;[06] TOOL USED HOT BONDER P/N: HCS9200B-AV; S/N: 18175478; DUE DATE: 24-SEP-23.;[07] REPAIRED VAPOR BARRIER LH SIDE BSTA 663 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[08] JOB TASK COMPLETED. RII INSPECTION COMPLETED.

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