# SDR AALA202009199004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2020
- Submitted: September 21, 2020
- Operation: Air carrier
- Aircraft: [N778XF](https://openairdocs.org/aircraft/N778XF), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 4127
- Aircraft time: 32,079 hours, 14,399 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007081WGEN
- Part serial: P9111
- Condition: Inoperative
- 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/AALA202009199004

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING DESCENT, AN ODOR WAS DETECTED IN THE FORWARD GALLEY, THEN A FEW MINUTES LATER IN THE FLIGHT DECK.  THE ODOR WAS MUSTY AND SWEAT SOCK TYPE, APU WAS OFF.  REMOVED AND REPLACED APU, IAW JC NR 26L31049003.

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