# SDR GTIA2025030338771

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2025
- Submitted: March 4, 2025
- Operation: Air carrier
- Aircraft: [N931NK](https://openairdocs.org/aircraft/N931NK), registered now
- Make and model: Airbus A320-271N
- Registry model: [Airbus A320-271N](https://openairdocs.org/model/airbus-a320-271n) (OpenAirDocs)
- Aircraft serial: 9548
- Aircraft time: 16,515 hours, 6,970 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- 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/GTIA2025030338771

## Discrepancy

FUME EVENT ON DESCENT AROUND 8,000. DIRTY SOCK SMELL ON FLIGHT DECK. NO SMELLS REPORTED FROM CABIN-PERFORMED TSM 05-50-810-831 & DETERMINED PACK 1 IS SOURCE OF MILD FUME EVENT

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