Bulldozer Komatsu D60P-12 D65P-12 D65E-12 Control Valve Main Control Valve Distributor Valve 723-62-11102 723-62-11103 723-62-11100 The control valve of the D65 is the Main Control Valve (MCV) — the core valve group that controls all hydraulic actions of the machine. It distributes the pressure oil from the main pump to the working actuators — blade lift/tilt/tip, ripper and cooling fan — according to the operator's commands. Since the D65 is a blade-type machine, the main