What was found
MAINTENANCE REPORTED FUMES IN CABIN. INVESTICATION FOUND OIL IN THE APU INLET. OIL DETERMINED TO BE FROM OIL DRAIN PLUG LEAK. REMOVED AND REPLACED DRAIN PLUG O-RING IAW AMM 49-90-12. SYSTEM CHECKS NORMAL. AIRCRAFT WAS GROUNDED.
- Difficulty date
- September 29, 2016
- Submitted
- October 3, 2016
- Operation
- Air carrier
- Aircraft
- N483AA
- Make and model
- Doug DC982
- Aircraft serial
- 49676
- Aircraft time
- 78,812 hours, 41,844 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- O-Ring
- Condition
- Leaking
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- K, B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.