What was found
MAJOR REPAIR, APU INLET DOOR AFT STRAP HAD CORROSION. REMOVED OUTER STRAP IAW SRM 51-40-02-0G-0. INSTALLED NEW REPAIR PARTS AT INLET DOOR AFT STRAP IAW SRM 53-80-15-2R-1,REPAIR 1, DETAIL II.
- Difficulty date
- August 25, 2026
- Submitted
- September 14, 2026
- Operation
- Air carrier
- Aircraft
- N441UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 27386
- Aircraft time
- 33,003 hours, 21,322 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Strap
- Part number
- 148N31388000
- Part serial
- NSN
- Condition
- Corroded
- 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.