What was found
APU HAS INTERNAL OIL LEAK CAUSING SOME SMELL TO GET IN THE AIR CONDITIONING SYSTEM. REPLACED APU PER A330 AMM 49-01. OPS CHECK GOOD. (1155295)
- Difficulty date
- August 21, 2025
- Submitted
- August 22, 2025
- Operation
- Air carrier
- Aircraft
- N855NW
- Make and model
- Airbus A330223
- Aircraft serial
- 0621
- Aircraft time
- 84,151 hours, 10,745 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil System
- Condition
- Leaking
- Location
- Apu
- Part time
- 1 hours
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- K, B
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.