# SDR GTIA2023053037227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2023
- Submitted: May 31, 2023
- Operation: Air carrier
- Aircraft: [N917NK](https://openairdocs.org/aircraft/N917NK), registered now
- Make and model: Airbus A320-271N
- Registry model: [Airbus A320-271N](https://openairdocs.org/model/airbus-a320-271n) (OpenAirDocs)
- Aircraft serial: 9179
- Aircraft time: 10,092 hours, 4,142 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: DE
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2023053037227

## Discrepancy

DURING DESCENT, 3000FT MUSTY ODOR FROM AIR VENTS. SHUT OFF PACK 1 & ODOR DISSIPATED-PERF TSM 05-50-00-810-831-A. IDENTIFIED PACK 1 SOURCE OF CABIN ODOR. NO OTHER FAULTS NOTED AT THIS TIME.

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