Hitachi EX8 EX12 EX15 EX22 EX30 Workshop Manual Excavator

$29.00

In stock

Pages: 730
Format: PDF (High-Quality PDF Manual)
Language: English
Printable
Instant Download (Life Time Downloads)
Bookmarks
Searchable Text
Wiring and Hydraulic Schematics

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Factory Service Repair Manual For Hitachi EX8 EX12 EX15 EX22 EX30 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: 730
Bookmarks: Yes
Searchable: Yes
Number: KM580E-01
Wiring Diagrams: No
Hydraulic Diagrams: No

Model

Hitachi EX8, EX12, EX15, EX22, EX30

Contents

1.Technical Manual
INTRODUCTION
SAFETY
CONTENTS
-SPECIFICATIONS
–GENERAL INFORMATION
Outline
Specifications
Working Range
Lifting Capacities
Service Refill Capacities
–DIMENSIONS AND WEIGHTS
Transportation
Weights
–FUELS AND LUBRICANTS
Fuel
Engine Oil
Hydraulic Oil
Gear Oil
Grease
Engine Coolant
–INTERCHANGEABILITY
Interchangeability
-UPPERSTRUCTURE
–OUTLINE
Outline of Upperstructure
–TANK
Fuel Tank
Hydraulic Oil Tank
Tank (EX2230)
–PUMP DEVICE
Construction and Function
–SWING DEVICE
Construction and Function
Swing Reduction Device
Swing Motor
Swing Brake Valve
Overload Relief Valve
–PIPINGS
EX8
EX12.15
EX22.30
–CONTROL VALVE
Outline
EX8.12.15
EX22.30
Switch Valve
EX8
EX12.15
EX22.30
Main Relief Valve
Overload Relief Valve
–PILOT VALVE
Construction
Function
–LOCK VALVE
Construction and Function
–SOLENOID VALVE
Construction and Function
–ENGINE
Construction and Operation
Radiator-Air Cleaner
Maintenance
-UNDERCARRIAGE
–COMPONENT LOCATION
Outline of Undercarrige
–SWLNG BEARING
Construction and Operation
–CENTER JOINT
Construction and Operation
–TRAVEL DEVICE
Construction and Operation
Travel Reduction Device
Travel Motor
Travel Brake Valve
Travel Speed Change Valve
Counterbalance Valve
Overload Relief Valve
–ADJUSTER
Construction and Operation
-OPERATIONAL PERFORMANCE TEST
–INTRODUCTION
Purpose
Terminology
Preparation For Performance
Tests
–ENGINE TEST
Engine Speed
Engine Conpression Pressure
–EXCAVATOR TEST
Travel Speed
Track Revolution Speed
Mistrack
Travel Motor Leak Check
Swing Speed
Swing Function Drift Check
Swing Motor Leakage
Swing Bearing Play
Hydraulic Cylinder Cycle Time
Dig Function Drift Check
Control Lever Operating Force
Control Lever And Pedal Stroke
–HYDRAULIC COMPONENT TEST
Pilot Secondary Pressure
Main Pump Delivere Pressure
Overload Relief Valve Pressure Setting
Swing Motor Overload
Relief Valve Pressure Test
-TROUBLESHOOTING
–DIAGNOSING PROCEDURE
Introduction
Diagnosing Procedure
How to read the troubleshooting flow charts
Check Battery Voltage
–HYDRAULIC SYSTEM
Actuators
Front Attachments
Swing
Travel
–ELECTRICAL SYSTEM
Engine
Fuse Fails
Monitor Panel and Electrical Parts
Malfunction of Coolant Temperature Gauge
Malfunction of Fuel Gauge
Malfunction of Alternator Indicator
Malfunction of Engine Oil Pressure Indicator
Malfunction of Overheat Indicator
Malfunction of Fuel Level Indicator
Malfunction of Air Filter Restriction Indicator
Malfunction of Buzzer
Malfunction of Hour Meter
Wiring Harness Test

2.Workshop Manual
INTRODUCTION
SAFETY
INDEX
CONTENTS
-SPECIFICATIONS
–TLGHTENING TORQUE
Tightening Torque
–NAME PLATE
Name plate
-UPPERSTRUCTURE
–CAB
Removal and Installation
–COUNTERWEIGHT
Removal and Installation
–MAIN FRAME
Removal and Installation
–PUMP DEVICE
Removal and Installation of Pump Device
Disassembly and Assembly of Pump Device
Maintenance standerd
–CONTROL VALVE
Removal and Installation of Contorol Valve
Disassembly and Assembly of Control Valve
–SWING DEVICE
Removal and Installation of Swing Device
Disassembly and Assembly of Swing Motor
–PILOT VALVE
Removal and Installation of Pilot Valve
Disassembly and Assembly of Pilot Valve
-UNDERCARRIAGE
–SWING BEARING
Removal and Installation
–TRAVEL DEVICE
Removal and Installation of Travel Device
Disassembly and Assembly of Travel Device
Maintenance Standard
–CENTER JOINT
Removal and Installation of Center Joint
–TRACK ADJUSTER
Removal and Installation of Track Adjuster
–FRONT IDLER
Removal and Installation of Front Idler
Maintenance Standard
–UPPER AND LOWER ROLLER
Removal and Installation of Upper Roller
Maintenance Standard
–TRACK LINK
Removal and Installation of Track Link
Maintenance Standard
–FRONT ATTACHMENT
–FRONT ATTACHMENT
Removal and Installation of Front Attachment
Maintenance Standard
–HYDRAULIC CYLINDER
Removal and Installation of Cylinder
Maintenance Standard
-SPECIAL TOOL
–DRAWING OF SPECIAL TOOL
Drawing of Special Tool
-ENGINE AND ACCESSORY EX8
–GENERAL INFORMATION
Specifications
Performance Curves
Dimensions
MECHANISM
–ENGINE BODY
Engine Body
Cylinder Block
Cylinder Head
Crankshaft
Pislon and Piston Rings
Connecting Rod
Camshaft
Flywheel
Rocker Arm
Valve Timing
–LUBURICATING SYSTEM
General
Oil Pomp
Relief Valve
Oil Filter Cartridge
Oil Pressure Switch
–COOLING SYSTEM
General
Water Pump
Thermostat
Radiator
Radiator Cap
–FUEL SYSTEM
General
Fuel Filter
Fuel Feed Pump
Injection Pump
Injection Nozzle
Governor
–ELECTORICAL SYSTEM
Starting System
Charging System
DISASSEMBLING AND SERVICING
–GENERAL
Engine Identification
General Precautions
Tightening Torques
Troubleshooting
Servicing Specifications
Maintenance Check List
Check and Maintenance
Special Tools
–ENGINE BODY
Clicking and Adjustings
Disassembling and Assembling
Draining Water and Oil
Extemal Components
Cylinder Head and Valves
Timing Gear and Camshaft
Piston and Connecting Rod
Flywheel and Crankshaft
SERVICING
Cylinder Head and Valves
Piston and Connecting Rod
Timing Gear and Camshaft
Crankshaft
Cylinder
–LUBURICATLNG SYSTEM
Checking
Disassembling and Assembling
Servicing
Oil Pump
–COOLING SYSTEM
Checking and Adjusting
Fan Belt
Radialor
Thermostat
Disassembling and Assembling
Thermostat and Water Pump
–FUEL SYSTEM
Checking and Adjusting
Injeclion Nozzle
Injection Pump
Disassembling and Assembling
lnjection Nozzle
–ELECTORLCAL SYSTEM
Checking
Dynamo and Regulator
Starter
Glow Plug
Disassembling and Assembling
Starter
Servicing
Starter
-ENGINE AND ACCESSORY EX12,15,22,30
–GENERAL INFORMATION
General Repair Instructions
How to Use This Manual
Appearance
Main Data and Specification
Torque Specifications
Torque for Bolts and Nuts on Major Components
Packing Location
Inspection and Servicing
Recommended Lubricating Oil
–ENGINE
General View of Engine
Disassembly Step (1)
Disassembly Step (2)
Disassembly Step (3)
Disassembly
Inspection and Repair
Reassembly
–LUBURICATLNG SYSTEM
Luburicating Oil Flow Diagram
Oil Pump
–COOLING SYSTEM
Coolant Flow Diagram
Water Pump
Thermostat
–FUEL SYSTEM
Fuel Flow Diagram
Governor
Nozzle Holder Assembly
–TROBLESHOOTING
Trobleshooting
–SPECIAL TOOLS
Special Tools

What you get

You will receive PDF file with high-quality manual on your email immediately after the payment.

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  1. 01

    Anonymous (verified owner)

    Verified reviewVerified review - view originalExternal link

    Very thorough manual, well worth the money.

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Hitachi EX8 EX12 EX15 EX22 EX30 Workshop Manual Excavator