# SDR AALA202401097504

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2023
- Submitted: January 9, 2024
- Operation: Air carrier
- Aircraft: [N721UW](https://openairdocs.org/aircraft/N721UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1095
- Aircraft time: 63,773 hours, 37,445 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007081
- Part serial: P6270
- Condition: Contaminated
- Location: Zone 100 - Fuse
- Part time: 16,900 hours, 8,710 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202401097504

## Discrepancy

AIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN FLIGHT DECK AT 3000' ON APPROACH. **SUPPLEMENTAL REPORT FOR AALA202401037504: MAINTENANCE FOUND SOOT AROUND THE APU INLET AND A CLEANED THE INLET. MAINTENANCE ALSO ACCOMPLISHED A DECONTAMINATION OF THE ENVIRONMENTAL CONTROIL SYSTEM. A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ODORS NOTED.  ** (CLOSED)

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