# SDR UALA2008111305783

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2008
- Submitted: November 19, 2008
- Operation: Air carrier
- Aircraft: [N675UA](https://openairdocs.org/aircraft/N675UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29243
- Aircraft time: 29,509 hours, 7,788 cycles
- Engine: Pwa PW4056
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Seal
- Condition: Damaged
- Location: Apu
- Component: Apu
- Component part number: 380029817
- Stage of operation: IN
- 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/UALA2008111305783

## Discrepancy

APU OIL CONSUMPTION ABOVE LIMIT.  APU IS INADEQUATE.  FOUND GEARBOX, DRIVEN COMPRESSOR LEAKING AT GEARBOX TO COMPRESSOR MATING SURFACE.  SUSPECT SEAL NEEDS REPLACEMENT.  NO OTHER LEAKS NOTED.  REPLACED APU.

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