# SDR GTIA2022122236846

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2022
- Submitted: December 23, 2022
- Operation: Air carrier
- Aircraft: N677NK
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7690
- Aircraft time: 17,787 hours, 7,755 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- 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/GTIA2022122236846

## Discrepancy

FUME EVENT DURING DESCENT BELOW 15,000FT. TURNED PACK 2 OFF.  ODOR DISSIPATED BUT DID NOT COMPLETELY GO AWAY.  TSM 05-50-00. APU VERIFIED NO LEAKS, PRECONDITIONAL AC WITH APU AND ENG 1&2. NO SMELL NOTED. ISOLATED PACK 1 & 2. NO SMELL NOTED. AC OK FOR SVC. IAW AMM 21-61-00, 49-00-00 & 72-00-00.

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