# SDR DALA2025120108774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2025
- Submitted: December 2, 2025
- Operation: Air carrier
- Aircraft: [N997AT](https://openairdocs.org/aircraft/N997AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55141
- Aircraft time: 60,321 hours, 43,044 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Stage of operation: IN
- How discovered: 9
- Nature of condition: K, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025120108774

## Discrepancy

SHIP 9545 MUSTY SOCK SMELL FROM FORWARD GALLEY VENT.   FOUND APU OIL LEAKING. R/R APU PER B717 AMM 49-10 OPS CHK GOOD (7952228)

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