As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING INSTALLATION OF THE TAIL ROTOR GEARBOX, PLATES WHICH SUPPORT THE TAIL ROTOR PITCH CHANGE MECHANISM BELLCRANK, PN 206-001-756-009 WERE LOOSE AND APPEARED TO HAVE "WORKING RIVETS". WHEN FORCE IS APPLIED BOTH UPPER AND LOWER PLATES MOVE FORE AND AFT. IT IS BELEIVED THAT THE PLATES ARE ORIGINAL INSTALLATION, AS NO RECORD HAS BEEN LOCATED TO INDICATE TSN/TSO.