As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ROUTINE INSPECTION, THE AME ROTATED THE MAIN INPUT SHAFT TO ENSURE PROPER FUNCTION ON FREEWHEEL UNIT AND HEARD UNUSUAL NOISES. FREEWHEEL UNIT WAS REMOVED AND THE INNER RACE OF THE BEARING WAS FOUND DAMAGED. NO OIL LEAK, DISCOLORATION OR METAL WAS FOUND IN THE GEARBOX.