UPPERSTRUCTURE / Control Valve 52 51, 55 53, 54 52 L L W1V7-02-05-027 Control Valve (Upper) W1V7-02-05-028 Control Valve (Lower) Left Travel Auxiliary 41 45 46 47 50 W1V1-02-05-057 Section L-L W2-5-50 51, 98 52 51, 98 52 51, 103 52 51, 98 52 51 51 , 98 Boom 2 Swing Arm 1 54 53 44 44 55 42 42 48 43 49 42 43 51 48 42 51 98 98 98 103 98 101 102 54