UPPERSTRUCTURE / Control Valve 8 72 75 8 W1V7-02-05-032 Control Valve (Side) W1V1-02-05-068 Control Valve (Front) 87 1 10 W1V1-02-05-053 Section of Load Check Valve (Detail B) W1V1-02-05-054 Section of Arm Anti-Drift Valve (Detail C) 8 75 13 12 76 Section of Arm Flow Rate Control Valve (Detail D) 1 W1V1-02-05-033 Section of Load Check Valve W1V1-02-05-055 W2-5-56 17 18, 19 1 87 10 99, 100 9, 10 8 7, 11, 4, 4, 5, 6, 7 9, 10 7, 11, 12, 13 88 89 90