What was found
DURING THE OVERNIGHT AT MEX STATION AND IN ACCORDANCE WITH 16A CHECK AND TASK CARD J3727-098-01-01, IT WAS DETECTED FREEPLAY OUT OF LIMITS AT BOTH ELEVATORS. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING FREEPLAY OUT OF LIMITS OF 0.218" AND 0.281 ON BOTH ELEVATORS, THE WO´S 7127834 AND 7127843 WERE ISSUED TO REPAIR THE DAMAGES DETECTED. THE TAIL CONES WERE REMOVED, IAW AMM 53-53-00-000-801. ELEVATOR OUTPUT TORQUE TUBE BUS LINKAGE FREEPLAY TEST WAS PERFORMED, IAW AMM 27-31-32-200-804, WITH 0.187" DISTANCE BETWEEN UP AND DOWN POSITION OF THE BOTH ELEVATORS, FOUND WITHIN LIMITS. CONTROL CRANK BEARINGS AND SLEEVES OF ELEVATOR WERE REPLACED, IAW AMM 27-31-74. THE TAIL CONE WERE INSTALLED, IAW AMM 53-53-00. ELEVATOR FREEPLAY CHECK WAS PERFORMED, IAW AMM 27-31-32, MEASURE BOTH SIDE OF 0.187". ELEVATOR POSITION TRANSMITTER TEST WAS PERFORMED, IAW AMM 31-31-51-700-801. MANUAL MODE TEST WAS PERFORMED, IAW AMM 27-31-00-700-807. ELEVATOR SURFACE FRICTION AND BALANCE TEST WAS PERFORMED, IAW AMM 27-31-00-700-802. ELEVATOR TRAVEL LIMIT TEST WAS PERFORMED, IAW AMM 27-31-00-700-804. ELEVATOR OUTPUT TORQUE TUBE BUS LINKAGE TEST WAS PERFORMED, IAW 27-31-00-700-805. ELEVATOR TAB LINKAGE TEST WAS PERFORMED, IAW AMM 27-31-00-700-806. CONTROL COLUMN TRAVEL AND CENTERING TEST WAS PERFORMED, IAW AMM 27-31-00-700-808. CONTROL COLUMN POWER AND FORCE TEST WAS PERFORMED, IAW AMM 27-31-00-700-809, TESTED CORRECT.