# SDR GTIA2026020239264

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2026
- Submitted: February 2, 2026
- Operation: Air carrier
- Aircraft: [N721NK](https://openairdocs.org/aircraft/N721NK), 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: 12009
- Aircraft time: 5,030 hours, 2,097 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Nr 2
- Stage of operation: AP
- 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/GTIA2026020239264

## Discrepancy

WET DIRTY SOCKS ODOR IN CABIN BY FA . CAPT TURNED OFF PACK 2 ON APPROACH, AFTER LANDING CAPT TURNED PACK 2 BACK ON AND ODOR CAME BACK RIGHT AWAY.  ACCOMPLISHED TSM 05-50-00-810-831-A . VERIFIED ENG AND APU OIL LEVELS .  NO DEFECTS NOTED. ACCOMPLISHED ENGINE RUNS IAW AMM 71-00-00-860-823. AND PRECAUTONARY ECS LEVEL A DECONTAMINATION IAW AMM 21-00-00-615-802-A . NO ODORS DETECTED AT THIS TIME, ACFT OK FOR SERVICE.

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