What was found
AIRCRAFT IN BASE MAINTENANCE: LEFT HAND WHEEL WELL VAPOR BARRIER HAS A 7-INCH CRACK AT LBL 31.83 OUTBOARD OF PACK EXHAUST DUCT. INSTALLED FABRIC REPAIR PATCH ON THE LEFT HAND VAPOR BARRIER, PER SRM 57-10-10-2R-2 AND AARD 57-10-10-9.
- Difficulty date
- March 9, 2025
- Submitted
- March 10, 2025
- Operation
- Air carrier
- Aircraft
- N921NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33229
- Aircraft time
- 35,085 hours, 15,385 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- 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.