Factory Technical Manual and Workshop Manual For Hitachi ZX 210W-3 220W-3 Excavators. Tons of illustrations, instructions, diagrams for step by step remove and install, assembly and disassembly, service, inspection, repair, troubleshooting, tune-ups.
Format: PDF
Language: English
Pages: 1764
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Hitachi ZX 210W-3, 220W-3
Contents
1.Technical Manual
2.Workshop Manual
INTRODUCTION
SAFETY
-GENERAL INFORMATION
–PRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
Precautions for Disassembling and Assembling
Maintenance Standard Terminology
–TIGHTENING
Tightening Torque Specification
Torque Chart
Piping Joint
Periodic Replacement of Parts
–PAINTING
Painting
–BLEEDING AIR FROM HYDRAULIC OIL TANK
Bleeding Air from Hydraulic Oil tank
-UPPERSTRUCTURE
–CAB
Removal and Installation of Cab
Dimensions of Cab Glass
–COUNTERWEIGHT
Removal and Installation of Counterweight
–MAINFRAME
Removal and Installation of Main Frame
–PUMP DEVICE
Removal and Installation of Pump Device
Disassembly of Pump Device
Assembly of Pump Device
Disassembly of Regulator
Assembly of Regulator
Structure of Pilot Pump
–CONTROL VALVE
Removal and Installation of Control Valve
Disassembly of Control Valve 4-Spool Side
Assembly of Control Valve 4-Spool Side
Disassembly of Control Valve 5-Spool Side
Assemble of Control Valve 5-Spool Side
Disassembly of Housing
Assembly of Housing
Removal and Installation of Positioning Control Valve
Disassembly of Position Control Valve
Assembly of Positioning Control Valve
–SWING DEVICE
Removal and Installation of Swing Device
Disassembly of Swing Device
Assembly of Swing Device
Disassembly of Swing Motor
Assembly of Swing Motor
Structure of Swing Dampener Valve Maintenance Standard
–PILOT VALVE
Removal and Installation of Pilot Valve
Removal and Installation of Travel Pilot Valve
Disassembly of Front/Swing Pilot Valves
Assembly of Front/Swing Pilot Valves
Disassembly of Travel and Auxihary/Positioning Pilot Valves
Assembly of Travel and Auxihary/Positioning Pilot Valves
–ELECTRIC LEVER
Removal and Installation of Electric Lever
Disassembly of Electric Lever
Assembly of Electric Lever
–SIGNAL CONTROL VALVE
Removal and Installation of Signal Control Valve
Structure of Signal Control Valve
–TRAVEL SHOCKLESS VALVE
Removal and Installation of Travel Shockless Valve
Structure of Travel Shockless Valve
–SOLENOID VALVE
Removal and Installation of 4-Spool Solenoid Valve Unit
Structure of 4-Spool Solenoid Valve Unit
Disassembly and Assembly of 4-Spool Solenoid Valve Unit
Removal and Installation of Solenoid Valve Unit (For Electric Lever Operation)
Structure of Solenoid Valve Unit (For Electric Lever Operation)
–PILOT SHUT-OFF SOLENOID VALVE
Removal and Installation of Pilot Shut-Off Solenoid Valve
Structure of Pilot Shut-Off Solenoid Valve
–STEERING VALVE
Removal and Installation of Steering Valve
–BRAKE VALVE
Removal and Installation of Brake Valve
Disassembly of Brake Valve
Assembly of Brake Valve
–ACCUMULATOR CHARGE VALVE
Removal and Installation of Accumulator Charge Valve
Structure of Accumulator Charge Valve
-UNDERCARRIAGE
–SWING BEARING
Removal and Installation of Swing Bearing
Disassembly of Swing Bearing Assembly of Swing Bearing
–TRAVEL MOTOR
Removal and Installation of Travel Motor
Disassembly of Travel Motor Assembly of Travel Motor
Disassembly of Brake Valve Assembly of Brake Valve
–CENTER JOINT
Removal and Installation of Center Joint
Disassembly of Center Joint Assembly of Center Joint
–TRANSMISSION
Removal and Installation of Transmission
Disassembly of Transmission
Assembly of Transmission
–AXLE
Removal and Installation of Axle
Disassembly of Front Axle
Assembly of Front Axle
Disassembly of Real Axle
Assembly of Rear Axle
Disassembly of Differential
Assembly of Differential
Disassembly of Steering Cylinder
Assembly of Steering Cylinder
–AXLE LOCK CYLINDER
Removal and Installation of Axle Lock Cylinder
Disassembly and Assembly of Axle Lock Cylinder
–OPERATE CHECK VALVE
Removal and Installation of Operate Check Valve (for Axle Lock Cylinder)
Structure of Operate Check Valve (For Axle Lock Cylinder)
–SOLENOID VALVE
Removal and Installation of Outrigger/Blade Solenoid Valve Unit
Structure of Solenoid Valve Unit
–TRANSMISSION CHANGEOVER SOLENOID VALVE
Removal and Installation of Transmission Changeover Solenoid Valve
–PROPELLER SHAFT
Removal and Installation of Propeller Shaft
-UPPERSTRUCTURE / TRANSMISSION CHANGEOVER SOLENOID VALVE
-LOWERSTRUCTURE / PROPELLER SHAFT
-FRONT ATTACHMENT
–FRONT ATTACHMENT
Hydraulic Circuit Pressure Release Procedure
Removal and Installation of Front Attachment
Maintenance Standard
Standard Dimensions for Arm and Bucket Connection
Standard Dimensions for Arm and Boom Connection
–CYLINDER
Hydraulic Circuit Pressure Release Procedure
Removal and Installation of Cylinder
Disassembly of Boom, Arm and Bucket Cylinders
Assembly of Boom Arm and Bucket Cylinders
Disassembly of Positioning Cylinder Assembly of Positioning Cylinder
Disassembly or outrigger and Blade Cylinders
Assembly of Outrigger and Blade Cylinder
Maintenance Standard
–HOSE RUPTURE VALVE
Hydraulic Circuit Pressure Release Procedure
Removal and Installation of Hose Rupture valve for Arm Cylinder
Removal and Installation of Hose Rupture Valve for Positioning Cylinder
Removal and Installation of Hose Rupture valve for Boom Cylinder
Structure of Hose Rupture Valve for Arm Cylinder
Structure of Hose Rupture Valves for Boom Cylinder
Structure of Hose Rupture Valves for Positioning Cylinder
–OPERATE CHECK VALVE
Remove and install Operate Check Valve (for Blade and Outrigger)
Structure of Operate Check Valve
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