Anti-Cavitation ValvesTankTankTankBraking ValveBraking ValveMotorABABFrom PumpDirectional Valve(Closed Center)Low PressureHigh PressureVacuum PressureDrain PressureColors LegendMedium PressurePause locks themotor speed & direction.Change the directional controlvalve while the motor is lockedto study the overrun flowpaths for as long as youlike.