LiuGong CLG835H, Service Manual

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3-13
January 24, 2017 Structure Function Principle
CLG835H Torque Converter - Gearbox System
An electro-hydraulic shift control valve is installed on the gear box assembly, see figure 3 -11 and 3-12
for structure composition and operating hydraulic pressure schematic diagram.
Figure 3-11 Diagram for structure and composition of electro-hydraulic shift control valve
Figure 3-12 Schematic diagram for hydraulic pressure of torque converter - gear box assembly
P18T00011
SHIFT VALVE 3
RESET VALVE
BLEEDER VALVE
PRESSURE CONTROL VALVE
2-STAGE
M4 TO REVERSING VALVE
REVERSING VALVE
VALVE
CONTROL PRESSURE
M4 TO REVERSING VALVE
HOSE LINE FROM
HOSE LINE FROM
CABLE HARNESS
SHIFT VALVE 4
X
REDUCING VALVE
PRESSURE
CONTROL VALVE
SHIFT VALVE 2
SHIFT VALVE 1 SHIFT VALVE 5
P18T00012
OIL CIRCULATION DIAGRAM 4 WG-200 WITH 2-STAGE PRESSURE CONTROL VALVE -VARIANT II -
NEUTRAL
DIAGRAM CODE “G”
4 SPEED -VERSION
CONTROL PRESSURE
LEGEND
CONTROL PRESSURE REDUCED
CONTROL PRESSURE MODULATED
CONVERTER INLET PRESSURE
CONVERTER EXIT PRESSURE
LUBRICATION
RETUAN FLOW INTO THE SUMP
THE MARKED POSITIONS (e.g.53) CORRESPOND WITH
THE POSITIONS ON THE TABLE -15
TABLE -20