# SDR 97UAL900702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N641UA](https://openairdocs.org/aircraft/N641UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25091
- Engine: Pwa PW4060
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Compressor Vane
- Part number: 38102301
- Condition: Broken
- Location: Apu
- Part time: 2,251 hours
- Stage of operation: UK
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97UAL900702

## Discrepancy

APU AUTO SHUTDOWN AT DEPARTURE TIME.  *S/D*  FOUND APU DRIVEN COMPRESSOR DEWHISTLER VANE BROKEN.  IMPELLER FOD.  APU REPLACED.

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