# SDR F3LA202510040308

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2025
- Submitted: October 5, 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: 6,147 hours, 2,675 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Seal
- Part number: 5370418
- Condition: Leaking
- Location: Engine
- Stage of operation: CR
- 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/F3LA202510040308

## Discrepancy

FUME EVENT FROM FL 230 TO LANDING. ELIMINATION OF ODOR PROCEDURES UNSUCCESSFUL.   MAINTENCE ACTION AS REFERENCED ON LOGPAGE LP674239, ITEM 1: PERFORMED TSM TASK 05-00-810-831-A TO IDENTIFY CAUSE OF ODOR. IDENTIFIED CAUSE TYPE 3 ENGINE 2. FOUND ENG 2 FAN SHAFT COVER LEAKING OIL. REMOVED AND REPLACED ENG 2 FAN SHAFT COVER AND PACKING IAW AMM 72-15-00-960-801-A. OPS CHECK GOOD. REMOVED AND REPLACED RECIRCULATION FILTERS IAW AMM 21-21-41-000/400-001-A.

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