What was found
ON FINAL APPROACH AT 4000 FT. -5 DEG C IN ICING CONDITIONS FOUND RUDDER FROZEN IN PLACE. CREW TRIED TO MOVE RUDDER AND IT REQUIRED FORCEFUL PULL TO BREAK FREE. THEN NORMAL. LANDING UNEVENTFUL. RUDDER CABLE RUNS WERE INSPECTED, KICK PANELS AROUND RUDDER PEDALS INSPECTED, NO DEFECTS NOTED. OPERATED RUDDER SYS WITH BUNGEES DISCONNECTED, SYS OPERATED SMOOTHLY AND MADE FULL TRAVEL TO STOPS. BUNGEES RECONNECTED WITH REPLACEMENT OF RUDDER FEEL TRIM UNIT, TESTED GOOD. RETURNED TO SERVICE.