# SDR AALA202311291374

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2023
- Submitted: November 29, 2023
- Operation: Air carrier
- Aircraft: [N764US](https://openairdocs.org/aircraft/N764US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1369
- Aircraft time: 58,210 hours, 36,506 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Module
- Part number: 41310204
- Part serial: 6814
- Condition: Leaking
- Location: Oil Sys
- Part time: 27,745 hours, 11,241 cycles
- Component: Apu, Hnywl, 1319A
- Component part number: 38007081
- Stage of operation: DE
- 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/AALA202311291374

## Discrepancy

AIRCRAFT WAS GROUNDED: STRONG DIRTY SOCK ODOR IN FLIGHT DECK AT 13000 IDLE DESCENT UNTIL LANDING BOTH PACKS AND BLEED ON. **SUPPLEMENTAL REPORT FOR AALA202310301374: MAINTENANCE REPLACED THE APU LUBE UNIT MODULE PER AMM 49-91-45 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK.** (CLOSED)

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