Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
October 18, 2023
Submitted
November 21, 2023
Operation
Air carrier
Aircraft
N910WN
Make and model
Boeing 7377H4
Aircraft serial
36618
Aircraft time
50,931 hours, 30,654 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) CRACK ON VAPOR BARRIER LH SIDE LOCATED STA 663 BTW LBL 30 TO LBL 40 2023-658917<[01] TOOL USED: CALIPER P/N: 500-197-30; S/N: B20189527; DUE DATE: 26-DEC-23.;[02] TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18185733 DUE DATE: 23/JAN/24;[03] TOOL USED SCALE P/N CL5000 S/N AE-39085 DUE DATE 25-SEP-24;[04] TOOL USED P/N: EPOCH 600; S/N: 120357005; CAL DUE: 24-JAN-24.;[05] REPAIRED VAPOR BARRIER LH SIDE LOCATED STA 663 BTW LBL 30 TO LBL 40 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[06] JOB COMPLETED RII.

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