Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
August 22, 2024
Submitted
October 9, 2024
Operation
Air carrier
Aircraft
N256WN
Make and model
Boeing 7377H4
Aircraft serial
32514
Aircraft time
59,564 hours, 35,985 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

CRACK ON VAPOR BARRIER LOCATED BS 663.75 RBL 30 AT MAIN WHEEL WELL COMPARTMENT 2024-528254<[01] TOOL USED CALIPER P/N 500-197-30 S/N A18229508 DUE DATE 14/JAN/25;[02] TOOL USED HOT BONDER P/N: HCS9200B; S/N: 15102320; DUE DATE: 25-JAN-25.;[03] TOOL USED SCALE P/N: CR5200 S/N: 8342514510 DUE DATE: 24 FEB 25.;[04] TOOL USED STEP 12 ULTRASONIC EQUIPMENT PN: EPOCH 650; SN: 201036102; DUE DATE: 12-OCT-24;[05] PERFORMED PERMANENT REPAIR ON VAPOR BARRIER LOCATED BS 663.75 RBL 30 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. TOOL USED: SCALE P/N CR5200 S/N 8343110774 DUE DATE 28 FEB 25; HOT BONDER P/N: HCS9200B SN: 18165044 DUE DATE: 11/APR/25. . SEE INDIVIDUAL SIGNOFF BELOW.;[06] PERFORMED PERMANENT REPAIR ON VAPOR BARRIER LOCATED BS 663.75 RBL 30 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. TOOL USED: SCALE P/N CR5200 S/N 8343110774 DUE DATE 28 FEB 25; HOT BONDER P/N: HCS9200B SN: 18165044 DUE DATE: 11/APR/25. . SEE INDIVIDUAL SIGNOFF BELOW. RII COMPLETED

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