# SDR HNAA2009081500255

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2009
- Submitted: August 15, 2009
- Operation: Air carrier
- Aircraft: N941HA
- Make and model: Dhav DHC8102
- Aircraft serial: 161
- Aircraft time: 51,810 hours, 57,464 cycles
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Unknown
- Condition: Malfunctioned
- Location: Autofeather Sys
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2009081500255

## Discrepancy

THE AUTOFEATHER WOULD NOT ARM ON TAKEOFF ON AIRCRAFT 941HA.  MAINTENANCE COULD NOT DUPLICATE WITH GROUND RUN IAW DASH 8 MM 71-00-00.  NOTED: AUTOFEATHER / POWER UPTRIM OPERATES NORMALLY.  CLEANED AND LUBED LAYSHAFT MICRO SWITCHES AS PRECAUTION, CHECKED PSEC, NO FAULTS NOTED.  AUTOFEATHER SYSTEM OPERATES NORMALLY AT THIS TIME.

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