# SDR AU510001689

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2005
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Boeing 737-800
- Registry model: [Boeing 737-800](https://openairdocs.org/model/boeing-737-800) (OpenAirDocs)
- Engine: Ge CFM56*
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Seal
- Condition: Failed
- Location: Apu
- Part time: 3,998 hours
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU510001689

## Discrepancy

APU BLEED VALVE AND DUCTS CONTAMINATED WITH OIL.  INVESTIGATION FOUND THE APU LOAD COMPRESSOR SEAL FAILED.

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