What was found
PROPELLER DID NOT COME OUT OF FEATHER AFTER A PROPELLER CYCLE CHECK DURING RUN-UP. REPLACING THE OVERSPEED GOVERNOR ELIMINATED THE PROBLEM. THE DUMP VALVE OF THE OVERSPEED GOVERNOR STUCK IN THE OPEN POSITION.
- Difficulty date
- February 7, 2018
- Submitted
- February 15, 2018
- Operation
- Air carrier
- Aircraft
- N192GA
- Make and model
- Beech 1900C
- Aircraft serial
- UB17
- Aircraft time
- 42,263 hours, 62,790 cycles
- Engine
- Pwa PT6A65B
- Engine time
- 26,835 hours, 62,492 cycles
- Propeller
- Hartzl HCB4MP3
- System (JASC)
- 6122 · Propeller Governor
- Part
- Governor
- Part number
- 210954
- Part serial
- 2345839
- Condition
- Open
- Location
- Prop Ovrspd
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- R
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.