# SDR DALA2025121008997

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2025
- Submitted: December 10, 2025
- Operation: Air carrier
- Aircraft: [N531DA](https://openairdocs.org/aircraft/N531DA), 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: 11329
- Aircraft time: 11,138 hours, 2,759 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Odor
- Location: Nr 1
- Stage of operation: DE
- 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/DALA2025121008997

## Discrepancy

DESCENDING THROUGH 9,000FT COCKPIT HAD A DIRTY SOCK ODOR FA, REPORTED THE SMELL ONCE ON THE GROUND.   REPLACED NR 1 ENGINE. (LP 8118652,1341436)

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