What was found
MRY - LEFT PROPELLER WENT TO FEATHER WHEN SETTING TAKEOFF POWER. TAKEOFF ABORTED MAINTENANCE CLEANED AUTO FEATHER MICROSWITCH. PERFORMED ENGINE RUN. UNABLE TO DUPLICATE DISCREPANCY. AIRCRAFT RETURNED TO SERVICE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MRY - LEFT PROPELLER WENT TO FEATHER WHEN SETTING TAKEOFF POWER. TAKEOFF ABORTED MAINTENANCE CLEANED AUTO FEATHER MICROSWITCH. PERFORMED ENGINE RUN. UNABLE TO DUPLICATE DISCREPANCY. AIRCRAFT RETURNED TO SERVICE. (M)