# SDR UALA2012091205143

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2012
- Submitted: September 28, 2012
- Operation: Air carrier
- Aircraft: [N666UA](https://openairdocs.org/aircraft/N666UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29238
- Aircraft time: 51,271 hours, 13,665 cycles
- Engine: Pwa PW4056
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Overserviced
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: W
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012091205143

## Discrepancy

LCL MAINT REPORTS:  APU AUTO SHUT-DOWN TWICE.   AFTER 1ST SHUT-DOWN RESTARTED AND OPERATED FOR APPROX 10 MINUTES, THEN AUTO SHUT-DOWN AGAIN.  BITE TEST APU CONTROLLER, OIL PRESSURE FAULT, APU OVERSERVICED, DRAINED TO PROPER LEVEL APU OK FOR SERVICE.

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