# SDR AALA202312125539

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 2023
- Submitted: December 12, 2023
- Operation: Air carrier
- Aircraft: [N837AW](https://openairdocs.org/aircraft/N837AW), registered now
- Make and model: Airbus A319-132
- Registry model: [Airbus A319-132](https://openairdocs.org/model/airbus-a319-132) (OpenAirDocs)
- Aircraft serial: 2595
- Aircraft time: 52,269 hours, 25,930 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 38007081
- Part serial: P5311
- Condition: Leaking
- Location: Zone 100 - Fuse
- Part time: 31,653 hours, 13,288 cycles
- Stage of operation: TO
- 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/AALA202312125539

## Discrepancy

AIRCRAFT WAS GROUNDED: DIRTY SOCK SMELL IN FLIGHT DECK AFTER TAKEOFF. DURATION OF FLIGHT. DOES NOT SMELL IN CABIN. SMELL INCREASED IN DESCENT. **SUPPLEMENTAL REPORT FOR AALA202311065539: MAINTENANCE REPLACED THE APU PER TASK CARD 26L00021014 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK.** (CLOSED)

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