# SDR CA970903012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Pwa PW124B
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Pt Shaft
- Condition: Fractured
- Location: Nr1 Engine
- Part time: 10,012 hours
- Stage of operation: TX
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA970903012

## Discrepancy

(CAN) DURING TAXI THERE WAS AN ODOUR OF OIL AND A DROP IN NR1 ENGINE PARAMETERS. GROUND INSPECTION FOUND THE TURBOMACHINERY CHIP DETECTOR AND THE NR4/5 SCAVENGE LINES HEAVILY CONTAMINATED WITH METAL. FURTHER INVESTIGATION FOUND THE PT SHAFT HAD FRACTURED IN THE VICINITY OF THE NR4 BEARING.

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