What was found
FOUND TRIM PULLEY AND SHAFT HAD WORN EXCESSIVELY INTO BRACKETS. WELDED TO AIRCRAFT (THIS IS TRIM CRANK IN COCKPIT) CAUSED TRIM TO BIND UP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FOUND TRIM PULLEY AND SHAFT HAD WORN EXCESSIVELY INTO BRACKETS. WELDED TO AIRCRAFT (THIS IS TRIM CRANK IN COCKPIT) CAUSED TRIM TO BIND UP.