# SDR AALA202504018143

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2025
- Submitted: April 1, 2025
- Operation: Air carrier
- Aircraft: [N716UW](https://openairdocs.org/aircraft/N716UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1055
- Aircraft time: 67,713 hours, 39,953 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Component: Apu, Hnywl
- Component part number: 38007081WGEN
- Stage of operation: AP
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202504018143

## Discrepancy

AIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR NOTICEABLE IN FLIGHT DECK MOSTLY ON APPROACH.  AFTER TURNING OFF PACK 1, SMELL IMPROVED. WILL COMPLETE LONG ODORFORM SHORTLY. PERFORMED ODOR TROUBLESHOOTING JOBCARD 26L00021001. FOUND EVIDENCE OF OIL LEAK AROUND APU OIL PUMP AREA..PLACED APU ON MEL REF MIC#1045100. **SUPPLEMENTAL REPORT FOR SDR AALA202503178143.**(CLOSED)** MAINTENANCE REPLACED APU IAW J/C 26L31049003.

---
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.