# SDR USAA2013110800002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2013
- Submitted: November 8, 2013
- 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: 30,296 hours, 23,492 cycles
- Engine: Cfmint CFM565B6P
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: O-Ring
- Condition: Leaking
- Location: Engine
- Stage of operation: TO
- 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/USAA2013110800002

## Discrepancy

STRONG ODOR IN ACFT DURING TAKEOFF, DESCENT AND LANDING.  DESCRIBED AS A SOUR ODOR.   MAINTENANCE TROUBLESHOT CABIN AIR QUALITY AND JC 26L00021004,  DECONTAMINATION OF ENVIRONMENTAL CONTROL SYS.  FOUND SOURCE OF ODOR TO BE THE NR 2 ENGINE LPT SHAFT SEAL.  REPLACED LPT PLUG O-RING IAW AMM 72-55-00-960-002-A.  NO EVIDENCE OF OIL LEAK NOTED AFTER ENGINE RUN.

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