4-M3
ZD321, ZD326, ZD331, WSM
HYDRAULIC SYSTEM
3. HYDRAULIC CONTROL VALVE
The hydraulic system is composed of the
transmission case (oil tank), cushion oil filter, hydraulic
pump, control valve, hydraulic cylinder and etc..
The new series product is provided with a built-in
control valve in the case.
The oil flows through the oil filter, and then the oil is
sent to the control valve by the pump.
After flowing through the control valve, the oil is sent
to the PTO clutch and the HST charge circuit.
W1013483
(1) Control Valve A : From Hydraulic Pump
B : To PTO Clutch
C : To Hydrostatic
Transmission