# SDR DALA2026081704700

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2026
- Submitted: August 18, 2026
- Operation: Air carrier
- Aircraft: [N579DT](https://openairdocs.org/aircraft/N579DT), 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: 11906
- Aircraft time: 9,130 hours, 2,354 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: NR
- 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/DALA2026081704700

## Discrepancy

ON DESCENT BETWEEN FL190 AND 17000 FAINT DIRTY SOCK ODOR,  FOR ABOUT 30 SECONDS.  DUE TO OIL FINDINGS IN/ON ENG NR 1 INLET CONE. REPLACED NR 1 ENGINE. (LP 9084664, 9084669 - AIRCRAFT WAS GROUNDED)

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