# SDR V2JA201201160013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2012
- Submitted: May 14, 2012
- Operation: Air carrier
- Aircraft: N149SL
- Make and model: Piagio P180
- Aircraft serial: 1077
- Aircraft time: 7,281 hours, 5,497 cycles
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Propeller
- Condition: Malfunctioned
- Location: Autofeathering
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/V2JA201201160013

## Discrepancy

CREW EXPERIENCED LEFT ENGINE UNCOMMANDED AUTOFEATHER ON APPROACH TO DESTINATION.  CREW DEACTIVATED SYSTEM.  ACFT LANDED SAFELY. ADJUSTED LT & RT POWER LEVER CAM SWITCHES AND PERFORMED AUTOFEATHER HIGH & LOW PRESSURE SWITCH FUNCTIONAL TEST IAW AMM, OPS CHECKED NORMAL, NO FAULTS FOUND.

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