# SDR USAA2013101800007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2013
- Submitted: October 18, 2013
- Operation: Air carrier
- Aircraft: N676AW
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2422
- Aircraft time: 31,493 hours, 11,345 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil Cooler
- Part number: 38627753
- Part serial: R1065
- Condition: Leaking
- Location: Apu
- Part time: 22,985 hours, 8,950 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2013101800007

## Discrepancy

CREW REPORTED A DIRTY MUSTY ODOR IN AFT CABIN.  SHORTY AFTER,  SMOKE DETECTOR FAULTED, ABOUT 10 MINUTES BEFORE LANDING.  MAINTENANCE INSPECTED APU COMPARTMENT AND FOUND APU OIL COOLER LEAKING OIL. R & R APU OIL COOLER FAN ASSY IAW AMM 49-52-51.  OPS AND LEAK CHECKED GOOD.

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