# SDR V2JA078L105482812

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2012
- Submitted: August 30, 2012
- Operation: Air carrier
- Aircraft: [N153SL](https://openairdocs.org/aircraft/N153SL), registered now
- Make and model: Piagio P180
- Aircraft serial: 1054
- Aircraft time: 9,656 hours, 7,608 cycles
- Engine: Pwa PT6A66
- Propeller: Hartzl HCE5N3L
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Propeller
- Condition: Malfunctioned
- Location: Right
- Stage of operation: AP
- How discovered: O
- Nature of condition: S
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/V2JA078L105482812

## Discrepancy

RIGHT PROPELLER UNCOMMANDED AUTOFEATHER PRIOR TO LANDING.  ADJUSTED BETA VALVE AND INSPECTED BETA RING IAW AMM, CH: 76-10-00.  OPS CHECKED GOOD, NO DEFECTS NOTED.

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