What was found
(CAN) ON INSTALLATION AFTER REPAIR, UNABLE TO BALANCE TAIL ROTOR ASSEMBLY AFTER SEVERAL RUNS, UNIT REJECTED
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON INSTALLATION AFTER REPAIR, UNABLE TO BALANCE TAIL ROTOR ASSEMBLY AFTER SEVERAL RUNS, UNIT REJECTED