What was found
ON TAXI OUT, DURING FLIGHT CONTROL CHECK, FREEDOM OF MOVEMENT OF RUDDER WAS RESTRICTED BOTH LEFT AND RIGHT PEDALS SEEMED TO PASS A DETENT WHICH REQUIRED ABNORMALLY HIGH FOOT PRESSURE. FOUND SEVERAL HI LOCKS SHEERED, AS WELL AS BOTH UPPER AND LOWER ATTACH FITTING ARMS TO NR 4 RUDDER SERVO ACTUATOR MISSING. HINGE ARM HAD 7" CRACK AT LT SIDE. R & R PER DWG A55371 778 SHEET 3,6,7 SRM 55-36-42 & 51-40-23 & 51-72-10. LOWER HINGE ARM 4"CRACK LT SIDE. R & R PER DWG A55571778, SRM 55-36-42 & 51-40-23 & 51-72-10. EO A300-2720-13915-O & A300-5540-14040-D FOR REPAIR.