Hitachi ZX470 470LC 470H 470LCH 470R 470LCR 5G - Service Manual - Wiring Diagrams

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HITACHI ZX470-5G, 470LC-5G, 470H-5G, 470LCH-5G, 470R-5G, 470LCR-5G - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING DIAGRAMS

- English Service Manual and Wiring Diagrams, for Hitachi ZX470 470LC 470H 470LCH 470R 470LCR 5G.
 

CONTENTS:

INTRODUCTION
SYMBOL AND ABBREVIATION
SAFETY
SECTION AND GROUP CONTENTS
SECTION 1 GENERAL
- Group 1 Precautions for Disassembling and Assembling
- Precautions for Disassembling and Assembling
- Group 2 Tightening
- Tightening Bolts and Nuts
- Piping Joint
- Group 3 Painting
- Painting Specification
- Final Painted Color
- Group 4 Bleeding Air
- Bleeding Air from Hydraulic Oil Tank
- Bleeding Air from Hydraulic System
- Bleeding Air from Fuel System
- Bleeding Air from Radiator
- Group 5 Pressure Release Procedure
- Hydraulic Circuit Pressure Release Procedure
- Group 6 Preparation
- Preparation before Inspection and Maintenance
SECTION 2 MAINTENANCE STANDARD
- Group 1 Upperstructure
- Main Pump
- Swing Motor
- Group 2 Undercarriage
- Travel Motor
- Sprocket
- Center Joint
- Front Idler
- Upper Roller
- Lower Roller
- Track
- Group 3 Front Attachment
- Remove and Install Bushing
- Pin and Bushing
- Side Cutter
- Point
- Standard Dimensions for Arm and Bucket Connection
- Standard Dimensions for Arm and Boom Connection
- Cylinder
SECTION 3 UPPERSTRUCTURE
- Group 1 Cab
- Removal and Installation of Cab
- Dimensions of Cab Glass (Standard Cab)
- Dimensions of Cab Glass (H Cab)
- Group 2 Counterweight
- Removal and Installation of Counterweight
- Group 3 Main Frame
- Removal and Installation of Main Frame
- Group 4 Engine
- Removal and Installation of Engine
- Group 5 Radiator Assembly
- Replacement of Radiator and Oil Cooler
- Group 6 Hydraulic Oil Tank
- Removal and Installation of Hydraulic Oil Tank
- Group 7 Fuel Tank
- Removal and Installation of Fuel Tank
- Group 8 Pump Device
- Removal and Installation of Pump Device
- Disassembly of Main Pump
- Assembly of Main Pump
- Disassembly of Regulator for Main Pump
- Assembly of Regulator for Main Pump
- Structure of Pilot Pump
- Structure of A Sensor
- Group 9 Control Valve
- Removal and Installation of Control Valve
- Disassembly and Assembly of Valve Unit
- Disassembly of Control Valve (4-Spool Side)
- Assembly of Control Valve (4-Spool Side)
- Disassembly of Control Valve (5-Spool Side)
- Assembly of Control Valve (5-Spool Side)
- Group 10 Swing Device
- Removal and Installation of Swing Device
- Disassembly of Swing Device
- Assembly of Swing Device
- Disassembly of Swing Motor
- Assembly of Swing Motor
- Group 11 Pilot Valve
- Removal and Installation of Pilot Valve (Left)
- Removal and Installation of Pilot Valve (Right)
- Removal and Installation of Travel Pilot Valve
- Disassembly of Pilot Valves (Right and Left)
- Assembly of Pilot Valves (Right and Left)
- Disassembly of Travel Pilot Valve
- Assembly of Travel Pilot Valve
- Group 12 Solenoid Valve
- Removal and Installation of Pilot Shut-Off Solenoid Valve
- Removal and Installation of 4-Spool Solenoid Valve Unit
- Removal and Installation of 2-Spool Solenoid Valve Unit
- Disassembly of Pilot Shut-Off Solenoid Valve
- Assembly of Pilot Shut-Off Solenoid Valve
- Structure of 4-Spool Solenoid Valve Unit
- Structure of 2-Spool Solenoid Valve Unit
- Group 13 Signal Control Valve
- Removal and Installation of Signal Control Valve
- Structure of Signal Control Valve
- Group 14 Shockless Valve
- Removal and Installation of Shockless Valve
- Structure of Shockless Valve
SECTION 4 UNDERCARRIAGE
- Group 1 Swing Bearing
- Removal and Installation of Swing Bearing
- Disassembly of Swing Bearing
- Assembly of Swing Bearing
- Group 2 Travel Device
- Removal and Installation of Travel Device
- Disassembly of Travel Device
- Assembly of Travel Device
- Disassembly of Travel Motor
- Assembly of Travel Motor
- Disassembly of Brake Valve
- Assembly of Brake Valve
- Group 3 Center Joint
- Removal and Installation of Center Joint
- Disassembly of Center Joint
- Assembly of Center Joint
- Replacement of Body and Spindle
- Group 4 Track Adjuster
- Removal and Installation of Track Adjuster
- Disassembly of Track Adjuster
- Assembly of Track Adjuster
- Group 5 Front Idler
- Removal and Installation of Front Idler
- Disassembly of Front Idler
- Assembly of Front Idler
- Group 6 Upper and Lower Rollers
- Removal and Installation of Upper Roller
- Removal and Installation of Lower Roller
- Disassembly of Lower Roller
- Assembly of Lower Roller
- Group 7 Track
- Removal and Installation of Track
SECTION 5 FRONT ATTACHMENT
- Group 1 Front Attachment
- Removal and Installation of Front Attachment
- Removal and Installation of Bushing
- Group 2 Cylinder
- Removal and Installation of Boom Cylinder
- Removal and Installation of Arm Cylinder
- Removal and Installation of Bucket Cylinder
- Disassembly of Boom Cylinder
- Assembly of Boom Cylinder
- Disassembly of Arm Cylinder
- Assembly of Arm Cylinder
- Disassembly of Bucket Cylinder
- Assembly of Bucket Cylinder
SECTION 6 ENGINE AND ACCESSORY
- General Information
- General Repair Instruction
- Illustration Arrows
- Abbreviations Charts
- Nut and Bolt Angular Tightening Method
- Standard Bolt Torque Specifications
- Recommended Thread Locking Agents
- Main Data and Specification
- Performance Curve
- Engine External Drawing
- Service Standard
- Torque Specifications
- Special Tools
- Troubleshooting
- Lubricant Application
- Sealant Application
- Service Information
- Identification
- Lubrication System
- Fuel System
- Cooling System
- Valve Clearance Adjustment
- Compression Pressure Measurement
- Recommended Lubricants
- Engine Oil Viscosity Chart
- Engine Mechanical
- Service Precautions
- General Description
- Fan Center
- Turbocharger
- Exhaust Manifold
- Inlet Manifold
- Water Pump
- Alternator
- Oil Cooler
- Injection Pump
- Coupling Assembly
- Cylinder Head
- Rocker Arm and Shaft Assembly
- Camshaft
- Timing Gears
- Flywheel Housing
- Oil Pan
- Piston
- Crankshaft
- Crank Pulley
- Flywheel
- Cylinder Block
- Engine Cooling
- Service Precautions
- General Description
- Water Pump
- Thermostat
- Engine Fuel
- Service Precautions
- General Description
- Fuel Filter
- Injection Nozzle Holder
- Injection Pump
- Injection Nozzle Holder-Tow-Stage Injection Type
- Starting and Charging
- Service Precautions
- Alternator
- Starter Motor
- Engine Lubrication
- Service Precaution
- General Description
- Oil Pump
- Oil Cooler
- Engine Induction
- Service Precaution
- Turbocharger
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