What was found
(CAN) SEVERE HIGH FREQUENCY VIBRATION IN THE CABIN AT THE NR 3 TAIL ROTOR DRIVE SHAFT AREA. THIS SHAFT HAD BEEN STRAIGHTENED ON THE LAST REPAIR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) SEVERE HIGH FREQUENCY VIBRATION IN THE CABIN AT THE NR 3 TAIL ROTOR DRIVE SHAFT AREA. THIS SHAFT HAD BEEN STRAIGHTENED ON THE LAST REPAIR.