Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
May 2, 2023
Submitted
June 12, 2023
Operation
Air carrier
Aircraft
N900WN
Make and model
Boeing 7377H4
Aircraft serial
32544
Aircraft time
51,241 hours, 30,860 cycles
Part
Vapor Barrier
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 LH VAPOR BARRIER LOCATED BS663 AT MAIN WHEEL WELL COMPARTMENT 2023-310939<[01] TOOL USED: CALIPER: P/N: 500-193-30 S/N:0000288 DUE DATE:27-DEC-23;[02] TOOL USED: HOTBONDER P/N:HCS9200B-AV S/N: 18196126 DUE DATE: 26/MAR/24.;[03] TOOL USED SCALE P/N: SPX621 S/N: 8340225441 DUE DATE: 20-JUL-23.;[04] TOOL USED: HOT BONDER P/N: HCS9200B-AV S/N: 18175478 DUE DATE: 24-SEP-23.;[05] TOOL USED: SCALE P/N: CR5200 S/N: 8343110809 DUE DATE: 21-FEB-24.;[06] REPAIRED LH VAPOR BARRIER LOCATED BS663 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[07] JOB COMPLETED RII.

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