# SDR AALA20050807

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2005
- Submitted: December 13, 2005
- Operation: Air carrier
- Aircraft: N951U
- 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: 49245
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Stage of operation: LD
- 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/AALA20050807

## Discrepancy

ORD - COMING IN FOR LANDING AT ABOUT 2000 FEET SMELLED AN UNIDENTIFIED ODOR.  AFTER LANDING FLIGHT ATTENDANTS INFORMED CREW OF A LITE HAZY SMOKE IN THE CABIN.  SHUT OFF THE WING AND ENGINE ANTI-ICE AND THE SMOKE SUBSIDED.  SUSPECT OIL LEAKING INTO APU INLET. REPLACED APU.  SYSTEM GROUND CHECKED NORMAL OPERATION.

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