# SDR QXEA2020021200095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2020
- Submitted: February 12, 2020
- Operation: Air carrier
- Aircraft: N410QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4347
- Aircraft time: 21,347 hours, 22,972 cycles
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Autofeather Sys
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2020021200095

## Discrepancy

UNABLE TO UNFEATHER THE #2 PROPELLER USING THE UNFEATHER SWITCH METHOD. PERFORMED OPERATIONAL TEST OF THE ALTERNATE FEATHER IAW AMM 61-20-00-710-802. OPERATIONAL CHECKS GOOD. COULD NOT DUPLICATE. NO PARTS REPLACED.

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