Service manual Hitachi ZW20 Wheel Loader | W4EJ-E-00

Hitachi ZW20 Wheel Loader W4EJ-E-00 (Preview)

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INTRODUCTION
SAFETY
SECTION AND GROUP CONTENTS
SECTION 1 GENERAL
Group 1 Precautions for Disassembling and Assembling
Disassembly and Assembly
Group 2 Tightening
Tightening Torque
Tightening Bolts and Nuts
Tightening Piping Joint
Periodic Replacement of Parts
Group 3 Painting
Painting
SECTION 2 BODY
Group 1 Control Valve
Removal and Installation of Control Valve
Disassembly of Control Valve
Assembly of Control Valve
Group 2 Main Pump
Removal and Installation of Main Pump
Disassembling
SECTION 3 TRAVEL SYSTEM
Group 1 Cab
Removal and Installation of Cab
Adjustment of Inching Lever Linkage and Service Brake Linkage
Bleeding Air from Service Circuit
Adjustment of Accelerator Cable Length
Group 2 HST Pump
Removal and Installation of HST Pump
Disassembly and Assembly of HST Pump
Group 3 HST Motor
Removal and Installation of HST Motor
Disassembly and Assembly of HST Motor
Group 4 Reduction Gear
Removal and Installation of Reduction Gear
Disassembly and Assembly of Reduction Gear
Maintenance Standard
Group 5 Axle
Removal and Installation of Axle
Disassembly and Assembly of Axle
Maintenance Standard of Differential
Group 6 Master Cylinder
Removal and Installation of Master Cylinder
Disassembly and Assembly of Master Cylinder
Group 7 Power Steering
Removal and Installation of Orbitroll
Disassembly and Assembly of Orbitroll
Group 8 Steering Cylinder
Removal and Installation of Steering Cylinder
Disassembly and Assembly of Steering Cylinder
Maintenance Standard
SECTION 4 FRONT ATTACHMENT
Group 1 Front Attachment
Maintenance Standard
Group 2 Cylinder
Removal and Installation of Cylinder
Removal and Installation of Tilt Cylinder
Disassembly and Assembly of Tilt Cylinder
Remove and Install Lift Cylinder
Disassembly and Assembly of Lilt Cylinder
Maintenance Standard
SERVICE MANUAL REVISION REQUEST FORM