As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE IN DESCENT TO THE LANDING AREA THE MAIN ROTOR TRANSMISSION CHIP LIGHT ILLUMINATED. THE PILOT MAINTAINED ITS APPROACH AND LANDED. UPON INSPECTION ON THE CHIP DETECTOR METAL WAS FOUND AND THEN THE WAFFER FILLER WAS CHECKED WHERE MORE METAL WAS FOUND. MAIN ROTOR TRANSMISSION CHANGED.