What was found
ON HIGH DOWNWIND (5000') ATTEMPED TO APPLY LT RUDDER FOLLOWING POWER REDUCTION AND LT RUDDER PEDAL WOULD NOT MOVE. INCREASED THE AMOUNT OF FORCE APPLIED UNTIL PEDAL "BROKE FREE" RESULTING IN MODERATE ACFT YAW. LANDING UNEVENTFUL. GVI OF CABLE RUN FOR ROUTING AND OBSTRUCTIONS-NONE FOUND CHECKED GOOD. TECH SERVICES REQUEST TO REPLACE THE RUDDER FEEL UNIT. C/W REQUEST AND REPLACED UNIT. ALSO REPLACED THE AFT RUDDER DUE TO SKIN DAMAGE FOUND AT THE CTR STATIC WICK MOUNT IN LOCATION. ALL OPS CHECKS GOOD NO DEFECTS NOTED IN THE CABLE/PULLEYS. ACFT RELEASE FOR CHECK FLIGHT AND CHECKS, RETURNED TO SERVICE.