# SDR YENA2025031400256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2025
- Submitted: March 14, 2025
- Operation: Air carrier
- Aircraft: [N956JT](https://openairdocs.org/aircraft/N956JT), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 06791
- Aircraft time: 33,564 hours, 10,661 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Zone 100
- 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/YENA2025031400256

## Discrepancy

FLT#873, BOS- AUA. 'FA'S HAD DIRTY SOCK SMELL DESCENDING THROUGH 6000 TO LANDING FROM AFT CABIN TO L3 DOOR, NOT IN COCKPIT ( PACKS );  COMPLIED WITH INFO NOTICE 2017-T015 SECTION B2 IDENTIFIED  ODOR  AS APU THE CAUSE  DECONTAMINATION  LEVEL B WAS ACCOMPLISHED TSM 05-50-00-810-831-A AC OK FOR SERVICE  PACK 2 REACTIVATED MX-4 UPDATED MCC NOTIFIED MDDR CLEARED.'

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