What was found
APU DOOR 316AR OUTER SKIN AND INNER STRUCTURE OIL SOAKED, DIRTY AND DEBRIS WITH AREAS OF LOOSE, BLISTARD AND PEELING UP PAINT THAT REQUIRES REMOVAL THIS ALSO INCLUDES AROUND DOOR EDGES. REMOVAL AND INSTALLATION.
- Difficulty date
- September 10, 2026
- Submitted
- October 7, 2026
- Operation
- Air carrier
- Aircraft
- N402UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23724
- Aircraft time
- 39,932 hours, 27,205 cycles
- System (JASC)
- 5247 · Auxiliary Power Unit (APU) Doors
- Part
- Skin
- Part number
- 148N666016
- Condition
- Chafed
- Location
- Apu Door
- 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.