As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FORWARD FLIGHT, TAIL ROTOR CONTROL DEVELOPED SEVERE BINDING. FOUND CONTROL CABLE TO HAVE INTERNAL FAILURE. ALIGNMENT OF CABLE THROUGH THE REAR BULKHEAD TO THE BELLCRANK CAUSING SIDE PRESSURE ON THE INTERNAL SHAFT IN THE CABLE POSSIBLY CAUSING THE BINDING. (K)