Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
August 3, 2023
Submitted
September 5, 2023
Operation
Air carrier
Aircraft
N903WN
Make and model
Boeing 7377H4
Aircraft serial
32457
Aircraft time
51,287 hours, 30,971 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 2023-491653<[01] TOOL USED CALIPER: PN: 500-197-30 SN: B20189416; DUE DATE: 19-DEC-23.;[02] TOOL USED HOTBONDER P/N: HCS9200B-AV S/N: 18175478 DUE DATE: 24-SEP-23.;[03] TOOL USED SCALE P/N: CL5000 S/N: AE-409561 DUE DATE: 06-JUL-23.;[04] TOOL USED: SCALE: P/N:CL5000 S/N: 8343110765 DUE DATE:20-FEB-24.;[05] TOOL USED: HOT BONDER P/N: HCS9200B S/N: 15102320 DUE DATE: 22/JAN/24.;[06] TOOL USED UT EQUIPMENT P/N: EPOCH 650; S/N: 190984811; CAL DUE DATE: 24-JAN-24;[07] REPAIRED VAPOR BARRIER LH SIDE BSTA 663. IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGN OFF BELOW.;[08] JOB TASK COMPLETED. RII INSPECTION COMPLETED.

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