# SDR CA990907092

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Dhav DHC8311
- Engine: Pwa PW123
- Propeller: Hamstd 14SF23
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Tscu
- Condition: Failed
- Location: Prop Control
- Stage of operation: CR
- Nature of condition: E, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA990907092

## Discrepancy

(CAN) TSCU AND TORQUE SENSOR FAILED CAUSING 150 PERCENT OVERTORQUE.

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