UPPERSTRUCTURE / Control Valve W1J1-02-05-045 W2-5-24 Arm Anti-Drift Valve 10 41 Section of Bypass Shut-Out Valve Figure of Control Valve (Right) Section of Load Check Valve-1 Section of Load Check Valve-2 Arm Anti-Drift Valve (Refer to Close-Up.) 41 Section of Load Check Valve-3 Section of Arm Anti-Drift Valve 14 11 9, 8 7 6, 5 3 13 2 12 1 18 4 17 16 20 15 21 17 Section of Load Check Valve-5 19 Close-Up of Arm Anti-Drift Valve