# SDR F3LA202511210327

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2025
- Submitted: November 21, 2025
- Operation: Air carrier
- Aircraft: [N631FR](https://openairdocs.org/aircraft/N631FR), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 11694
- Aircraft time: 6,527 hours, 2,866 cycles
- Engine: PW1133GJA
- Engine time: 6,527 hours, 2,866 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Engine
- Part number: ST1946167ORING
- Condition: Leaking
- Location: Nr 2
- Stage of operation: DE
- 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/F3LA202511210327

## Discrepancy

ODOR & FUME ISSUE STRONG DIRTY SOCK + CHEMICAL SMELL THE WHOLE CABIN SMELL OCCURRED ON FINAL.   T/S IAW TSM 05-50-00-810-831-A FOUND #2 ENGINE TO BE THE SOURCE OF THE ODOR, FAN SHAFT COVER SEAL LEAKING.   REMOVED AND REPLACED FAN SHAFT COVER SEAL IAW AMM 72-15-00-960-801-A LEAK CHECKED GOOD.

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