Service manual Hitachi ZW140, ZW150 Wheel Loader | W4FC-E-00

Hitachi ZW140, ZW150 Wheel Loader W4FC-E-00 (Preview)

COVER
INTRODUCTION
SAFETY
SECTION AND GROUP CONTENTS
SECTION 1 GENERAL
Group 1 Precautions for Disassembling and Assembling
Precautions for Disassembling and Assembling
Maintenance Standard Terminology
Group 2 Tightening
Tightening Torque Specifications
Torque Chart
Piping Joint
Periodic Replacement of Parts
Group 3 Painting
Painting
Group 4 Bleeding Air from Hydraulic Oil Tank
Bleeding Air from Hydraulic Oil Tank
SECTION 2 BODY
Group 1 Cab
Removal and Installation of Cab
Group 2 Counterweight
Removal and Installation ofCounterweight
Group 3 Center Hinge
Disassembly of Center Hinge (ZW140)
Assembly of Center Hinge (ZW140)
Disassembly of Center Hinge (ZW150)
Assembly of Center Hinge (ZW150)
Group 4 Hydraulic Oil Tank
Removal and Installation of Hydraulic Oil Tank
Group 5 4-Unit Gear Pump
Removal and Installation of 4-UnitGear Pump
Disassembly of 4-Unit Gear Pump
Assembly of 4-Unit Gear Pump
Group 6 Control Valve
Removal and Installation of Control Valve
Disassembly of Control Valve
Assembly of Control Valve
Group 7 Pilot Valve
Removal and Installation of Joy-Stick Type Pilot Valve
Removal and Installation of Pilot Valve (Two-Lever Type)
Disassembly of Pilot Valve (Two-Lever Type)
Assembly of Pilot Valve (Two-Lever Type)
Maintenance Standard
Disassembly of Joy-Stick Type Pilot Valve for Additional Circuit (Optional)
Assembly of Joy-Stick Type Pilot Valve for Additional Circuit (Optional)
Group 8 Pilot Shut-Off Valve
Removal and Installation of Pilot Shut-Off Valve
Disassembly of Pilot Shut-Off Valve
Assembly of Pilot Shut-Off Valve
Group 9 Fan Pump
Removal and Installation of Fan Pump
Structure of Fan Pump
Group 10 Fan Motor
Removal and Installation of Fan Motor
Structure of Fan Motor
SECTION 3TRAVEL SYSTEM
Group 1 Tire
Removal and Installation of Tire
Group 2 HST Pump
Removal and Installation of HST Pump
Disassembly of HST Pump
Assembly of HST Pump
Structure of Forward/Reverse Selector Control Valve
Structure of DA Valve
Structure of Cutoff Valve
Structure of Low-Pressure Relief Valve
List of Tightening Torque
Group 3 HST Motor
Removal and Installation of HST Motor
Disassembly of HST Motor 1 and HST Motor 2
Assembly of HST Motor 1 and HST Motor 2
Structure of HST Motor 1 Displacement Angle Control Valve
Structure of HST Motor 2 Displacement Angle Control Valve
Structure of Cover Block
Structure of Rotary Block
List of Tightening Torque
Group 4 Transmission
Removal and Installation of Transmission
Disassembly of Transmission
Assembly of Transmission
Disassembly of Clutch Assembly
Assembly of Clutch Assembly
Disassembly of Valve Assembly
Assembly of Valve Assembly
Group 5 Axle
Removal and Installation of Front Axle
Removal and Installation of Rear Axle
Disassembly of Axle
Assembly of Axle
Disassembly of Differential (TPD Type Axle)
Assembly of Differential (TPD Type Axle)
Disassembly of Differential (LSD Type Axle)
Assembly of Differential (LSD Type Axle)
Group 6 Propeller Shaft
Removal and Installation of Propeller Shaft
Group 7 Brake Valve
Removal and Installation of Brake Valve
Structure of Brake Valve
Group 8 Charging Block
Removal and Installation of Charging Block
Structure of Charging Block
Group 9 Steering Valve
Removal and Installation of Steering Valve
Disassembly of Steering Valve
Assembly of Steering Valve
Group 10 Steering Cylinder
Removal and Installation of Steering Cylinder
Disassembly of Steering Cylinder
Assembly of Steering Cylinder
Group 11 Priority Valve
Removal and Installation of Priority Valve
Structure of Priority Valve
SECTION 4 FRONT ATTACHMENT
Group 1 Front Attachment
Removal and Installation of Front Attachment
Group 2 Cylinder
Removal and Installation of Cylinder
Disassembly of Lift Cylinder
Assembly of Lift Cylinder
Disassembly of Bucket Cylinder
Assembly of Bucket Cylinder
Maintenance Standard
SERVICE MANUAL REVISION REQUEST FORM