Service difficulty report · Vapor Barrier · Boeing 7377CT

Difficulty date
August 16, 2023
Submitted
September 19, 2023
Operation
Air carrier
Aircraft
N7831B
Make and model
Boeing 7377CT
Aircraft serial
32752
Aircraft time
63,649 hours, 32,943 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

CRACK VAPOR BARRIER LOCATED BS663 AND RBL16 MAIN WHEEL WELL 2023-506884 CRACK VAPOR BARRIER LOCATED BS663 RBL16 AND WL152 MAIN WHEEL WELL<[01] TOOL USED CALIPER P/N 500-752-20; S/N B21015879; DUE DATE: 13-DEC-23.;[02] TOOL USED: HOT BONDER PN: HCS9200B-AV; SN: 18196126; DUE DATE: 26-MAR-24.;[03] TOOL USED SCALE P/N:CL5000; S/N: AE-408751; DUE DATE 12-APR-24;[04] TOOL USED: HOT BONDER P/N: HCS9200B-AV S/N:18196126 DUE DATE: 26-MAR-24;[05] TOOL USED: ULTRASONIC FLAW DETECTOR P/N: EPOCH 650 S/N: 201036102 DUE DATE: 16-SEP-23;[06] REPAIRED VAPOR BARRIER LOCATED BS663 AND RBL16 MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[07] REPAIRED VAPOR BARRIER LOCATED BS663 AND RBL16 MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. CERTIFIED RII

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