Service difficulty report · Vapor Barrier · Boeing 7377BD

Difficulty date
January 18, 2025
Submitted
February 25, 2025
Operation
Air carrier
Aircraft
N7746C
Make and model
Boeing 7377BD
Aircraft serial
33934
Aircraft time
56,735 hours, 30,204 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
U
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 BODY STATION 663.75 VAPOR BARRIER RBL 38 AT MAIN WHEEL WELL COMPARTMENT 2025-80433<[01]. TOOL USED: CALIPER PN: 500-196-30; SN: B24006487; DUE DATE: 11-SEP-25.; [02] ON STEP 12. TOOL USED: ULTRASONIC INSTRUMENT. P/N: EPOCH 650. S/N: 190776902. DUE DATE: 15-OCT-25.; [03] REPAIRED BODY STATION 663.75 VAPOR BARRIER RBL 38 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. REFER TO INDIVIDUALS SIGNOFFS BELOW.; [04] REPAIRED BODY STATION 663.75 VAPOR BARRIER RBL 38 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. REFER TO INDIVIDUALS SIGNOFFS BELOW. RII. COMPLETED STEP.

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