# SDR AALA202211278841

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2022
- Submitted: November 27, 2022
- Operation: Air carrier
- Aircraft: [N752US](https://openairdocs.org/aircraft/N752US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1319
- Aircraft time: 53,322 hours, 36,702 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Condition: Leaking
- Location: Apu Oil Cooler
- Stage of operation: TX
- 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/AALA202211278841

## Discrepancy

AIRCRAFT WAS GROUNDED: FUEL / FUME ODOR IN AFT GALLEY AREA.  MAINTENANCE FOUND APU OIL COOLER TRANSFER TUBE O-RING LEAKING. REPLACED O-RING PER AMM 49-91-44 AND AMM 49-52-51. CLEANED APU INLET AND LOAD COMPRESSOR.

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