# SDR UALA2012121207191

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2012
- Submitted: January 14, 2013
- Operation: Air carrier
- Aircraft: [N544UA](https://openairdocs.org/aircraft/N544UA), registered now
- Make and model: Boeing 757222
- Aircraft serial: 25322
- Aircraft time: 79,368 hours, 22,853 cycles
- Engine: Pwa PW2037
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil Cap
- Condition: Out Of Position
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012121207191

## Discrepancy

APU FLAMEOUT, FLIGHT DIVERTED.  FLAMED OUT WHEN ELECTRIC POWER APPLIED.  FOUND APU OIL CAP OFF OIL TANK & OIL QTY AT APPROX 2 QTS.  INSPECTED CHIP DETECTOR AND NO METAL NOTED.  REMOVED AND REPLACED CHIP DETECTOR AS IT ALSO WAS LEAKING.  SERVICED APU OIL QTY TO FULL.  APU RAN NORMALLY WITH NO LEAKS NOTED.

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