Service difficulty report · Barrier · Boeing 7377BD

Difficulty date
January 31, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N7746C
Make and model
Boeing 7377BD
Aircraft serial
33934
Aircraft time
50,644 hours, 26,573 cycles
Part
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 VAPOR BARRIER BS 663 LH SIDE AT MAIN WHEEL WELL COMPARTMENT 2023-99018<[01] TOOL USED CALIPER P/N:500-197-30 S/N:B20189526 DUE DATE:20-DEC-23;[02] TOOL USED:HOT BONDER P/N:HCS9200B S/N:18165044 DUE DATE:28-FEB-23.;[03] TOOL USED: SCALE P/N:SPX621 S/N:8340225441 DUE DATE:20-JUL-23.;[04] REPAIRED VAPOR BARRIER BS 663 LH SIDE AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[05] JOB TASK COMPLETED. RII INSPECTION COMPLETED.

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