# SDR GTIA2022091336654

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2022
- Submitted: September 13, 2022
- Operation: Air carrier
- Aircraft: [N683NK](https://openairdocs.org/aircraft/N683NK), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 8114
- Aircraft time: 14,151 hours, 6,118 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: None
- Condition: None
- Stage of operation: UK
- 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/GTIA2022091336654

## Discrepancy

DIRT SOCK SMELL THROUGH 10,000 IN THE COCKPIT-RAN APU BLEEDS IAW AMM 49-00-00 NO DEFECTS NOTED OK FOR SERVICE

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