What was found
WHILE FEATHERING NR 1 ENGINE PROP, 2 BLADES WENT TO FEATHER AND 1 BLADE DID NOT. TEAR DOWN OF PROP BEFORE SHIPPING TO REPAIR FACILITY SHOWED A BROKEN THRUST WASHER. REPLACED NR 1 PROP ASSEMBLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE FEATHERING NR 1 ENGINE PROP, 2 BLADES WENT TO FEATHER AND 1 BLADE DID NOT. TEAR DOWN OF PROP BEFORE SHIPPING TO REPAIR FACILITY SHOWED A BROKEN THRUST WASHER. REPLACED NR 1 PROP ASSEMBLY.