As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED AN UN-COMMANDED FEATHER ON THE RIGHT ENGINE. MAINTENANCE INSPECTED RH PROP AND FOUND NO DEFECTS NOTED AT THIS TIME. REMOVED RH PROP GOVERNOR AND INSPECTED INSIDE CRANK CASE AND FOUND NO DEFECTS. NOTED THAT RH PROP GOVERNOR NOT HITTING BOTH STOPS COMPLETELY. REMOVED AND REPLACED RH PROP GOVERNOR WITH NO FURTHER DEFECTS NOTED.