# SDR AALA201711099004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2017
- Submitted: November 9, 2017
- Operation: Air carrier
- Aircraft: [N980UY](https://openairdocs.org/aircraft/N980UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5795
- Aircraft time: 14,374 hours, 5,479 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Air Duct
- Condition: Contaminated
- Location: Apu
- Stage of operation: CL
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201711099004

## Discrepancy

DURING CLIMB OUT,  DIRTY SOCK ODOR AFT CABIN AND DURING DESCENT.  ACCOMPLISHED TROUBLESHOOTING OF THE CABIN AIR QUALITY,  PERFORMED PACK BURNOUT,  A SMALL AMOUNT OF OIL AROUND APU INLET AND CLEANED ACCORDINGLY. NO 30 DAY HISTORY.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.