As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ENGINE RUNS FOR FUNCTION CHECKS AFTER PREVIOUS MAINTENANCE, MAINTENANCE PERSONNEL NOTED THAT NR 1 PROP WAS VERY SLOW TO COME OUT OF FEATHER (30 SEC) IF IT WOULD COME OUT OF FEATHER AT ALL. ON NR 1 PROP TRANSFER TUBE FOUND ONE O-RING WORN AND ONE O-RING MISSING.