As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AFT TRANSMISSION WAS REMOVED FOR MAKING CHIPS. THE UPPER HOUSING WAS DISASSEMBLED TO INSPECT THE CARRIER BEARINGS FOR SOURCE OF CHIPS. A SPALLED BEARING WAS FOUND. A VISUAL INSPECTION OF THE SECOND STAGE CARRIER DISCOVERED A CRACK. (X)