# SDR UALA2012091905296

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2012
- Submitted: September 20, 2012
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 65,222 hours, 9,129 cycles
- Engine: Pwa PW40903
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 331500B
- Part serial: P1059331
- Condition: Making Metal
- Location: Apu Bay
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012091905296

## Discrepancy

APU CONTROL STATUS MSG.  LATCHED FAULT MSG 49-12990.  FIM TASK 49-20-813 - CHECKED CHIP DETECTORS PER AMM 49-27-04 AND FOUND LARGE QUANTITY OF PARTICLES ON OIL SUMP DETECTOR AND SMALL (FUZZ) ON TURBINE BEARING SCAVENGE DETECTOR.  COMPLETED APU INSTALLATION PER MM.  OPS AND LEAK CHECK'S OKAY.

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