4-1
January 24, 2017
Hydraulic System
CLG835H
Hydraulic System
Safety precautions for hydraulic system ................................................................................................4-5
Overviews of hydraulic system...............................................................................................................4-8
Technical parameters of hydraulic system...........................................................................................4-11
Hydraulic System Principle Schematic.................................................................................................4-11
Universal tools and tooling for hydraulic maintenance.........................................................................4-12
Special tools and tooling for hydraulic maintenance ............................................................................4-13
Hydraulic oil tank..............................................................................................................................4-19
Plunger pump...................................................................................................................................4-20
Boom cylinder ..................................................................................................................................4-22
Bucket cylinder.................................................................................................................................4-22
Control valve ....................................................................................................................................4-23
Pilot valve.........................................................................................................................................4-36
Steering pump..................................................................................................................................4-40
Metering pump .................................................................................................................................4-40
Priority valve.....................................................................................................................................4-42
Steering cylinder ..............................................................................................................................4-45
Brake pump......................................................................................................................................4-50
Brake valve ......................................................................................................................................4-54
Charge valve ....................................................................................................................................4-57
Accumulator assembly .....................................................................................................................4-59
Brake cylinder ..................................................................................................................................4-62
Cooling pump ...................................................................................................................................4-68
Cooling motor...................................................................................................................................4-68
Solenoid directional valve ................................................................................................................4-69
Emergency steering system.................................................................................................................4-71
Pilot system of electronic control third linkage .....................................................................................4-73
Summary of Contents for CLG835H
Page 2: ......
Page 4: ...Contents January 24 2017 CLG835H...
Page 6: ...1 2 General Information January 24 2017 CLG835H...
Page 38: ...1 34 Machine Inspection Table January 24 2017 CLG835H...
Page 156: ...3 2 Power Train System January 24 2017 CLG835H...
Page 214: ...3 2 Power Train System January 24 2017 CLG835H...
Page 272: ...3 60 Testing and adjustment January 24 2017 Power Train Test CLG835H...
Page 276: ...4 4 Hydraulic System January 24 2017 CLG835H...
Page 552: ...6 2 Driver s Cab System January 24 2017 CLG835H...
Page 608: ...7 2 Structure January 24 2017 CLG835H...
Page 662: ...8 4 Electrical System January 24 2017 CLG835H...
Page 677: ...8 19 January 24 2017 Structure Function Principle CLG835H Power System P18E00014...