As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER INSTALLING YAW TRIM ACTUATOR, T/R PEDALS WERE FOUND TO BE EXTREMELY STIFF WITH CONTROL ROD CONNECTED TO YAW TRIM ACTUATOR. ALL OTHER CHECKS FOUND SATISFACTORY WITH CONTROL ROD DISCONNECTED FROM ACTUATOR. REMOVED AND REPLACED YAW TRIM ACTUATOR.