# SDR AALA20160930006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2016
- Submitted: October 3, 2016
- Operation: Air carrier
- Aircraft: [N483AA](https://openairdocs.org/aircraft/N483AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49676
- Aircraft time: 78,812 hours, 41,844 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Condition: Leaking
- Location: Apu
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20160930006

## Discrepancy

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.

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