# SDR CA110427005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2011
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Dhav DHC8301
- Engine: Pwa PW123
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Control System
- Condition: Malfunctioned
- Location: Feathering
- Stage of operation: TO
- How discovered: O
- Nature of condition: F
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA110427005

## Discrepancy

(CAN) UNCOMMANDED AUTOFEATHER DURING T/O ROLL, THE ENGINE HAD AN UNCOMMANDED AUTOFEATHER.  THE T/O WAS ABORTED.  TROUBLESHOOTING IS FOCUSING ON A FAULTY TORQUE SIGNAL CONDITIONER UNIT.

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