Description
Factory Workshop Manual in PDF format for Hitachi. Contains detailed illustrations, instructions, and diagrams, step-by-step process for removal and installation, disassembly and assembly, service, inspection, repair, troubleshooting, tuneups.
Features
PDF (Instant Download)
Language: English
Pages: 533
Bookmarks
Searchable Text
Wiring Diagrams
Hydraulic Diagrams
Models
Hitachi
EX33u
Contents
-GENERAL INFORMATION
-PRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
Precautions for Disassembling and Assembling
-TIGHTENING
Tightening Torque Specification
Torque Chart
Piping Joint
-UPPERSTRUCTURE
-CANOPY
Remove and Install Canopy
-COUNTERWEIGHT
Remove and Install Countereight
-PUMP DEVICE
Remove and Install Pump Device
Disassemble and Assemble Pump Device
Maintenance Standard
-CONTROL VALVE
Remove and Install Control Valve
Disassemble And Assemble Control Valve
-SWING DEVICE
Remove and Install Swing Device
Disassemble and Assemble Swing Reduction Gear
Disassemble and Assemble Swing Motor
Disassemble And Assemble Parking Brake Switch Valve
Maintenance Standard
-PILOT VALVE
Remove and Install Front Pilot Valve
Remove and Install Boom Swing Pilot Valve
Disassemble Front Pilot Valve
Assemble Front Pilot Valve
Disassemble Boom Swing Pilot Valve
Assemble Boom Swing Pilot Valve
-SOLENOID VALVE
Disassemble and Assemble
Pilot Control Shut-Off Lever/Travel Speed Change Solenoid Valve
-UNDERCARRIAGE
-SWING BEARING
Remove and Install Swing Bearing
-TRAVEL DEVICE
Remove and Install Travel Device
Disassemble and Assemble Travel Device
Maintenance Standard
-CENTER JOINT
Remove and Install Center Joint
Disassemble Center Joint
Assemble Center Joint
-TRACK ADJUSTER
Remove and Install Track Adjuster
-FRONT IDLER
Remove and Install Front Idler
Maintenance Standard
-UPPER AND LOWER ROLLER
Remove and Install Upper Roller
Remove and Install Lower Roller
Maintenance Standard
-TRACK
Remove and Install Rubber Crawler
Maintenance Standard
-FRONT ATTACHMENT
-FRONT ATTACHMENT
Remove and Install Front Attachment
Maintenance Standard
-CYLINDER
Remove and Install Cylinders
Disassemble Cylinder
Assemble Cylinders
Tightening Torque Specifications
Maintenance Standard
-ENGINE
-SAFETY INSTRUCTIONS
-SPECIFICATIONS
-PERFORMANCE CURVES
-DIMENSIONS
-MECHANISM
-FEATURE
-ENGINE BODY
Cylinder Block
Cylinder Head
Crank Shaft
Piston and Piston Rings
Connecting Rod
Camshaft
Flywheel
Rocker Arm
-LUBRICATING SYSTEM
General
Oil Pump
Relief Valve
Oil Filter Cartridge
Oil Pressure Switch
-COOLING SYSTEM
General
Water Pump
Thermostat
Radiator
Radiator Cap
-INTAKE/EXHAUST SYSTEM
Air Cleaner
Muffler
-FUEL SYSTEM
General
Injection Pump
Injection Nozzle
Fuel Filter
Fuel Lift Pump
Governor
-ELECTRICAL 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
-CHECKING AND ADJUSTING
-DISASSEMBLING AND ASSEMBLING
Draining Water and Oil
External Components
Cylinder Head and Valves
Gear Case
Piston and Connecting Rod
Flywheel and Crankshaft
-SERVICING
Cylinder Head<
Timing Gear and Camshaft
Piston and Connecting Rod
Crankshaft
Cylinder Bore
-LUBRICATING SYSTEM
-CHECKING
SERVICING
Oil Pump
-COOLING SYSTEM
-CHECKING
Fan Belt
Radiator
-DISASSEMBLING AND ASSEMBLING
-FUEL SYSTEM
-CHECKING AND ADJUSTING
Injection Pump
Injection Nozzle
-DISASSEMBLING AND ASSEMBLING
Injection Pump
Injection Nozzle
-ELECTRICAL SYSTEM
-CHECKING
Starter
Glow Plug
Alternator and Regulator
-DISASSEMBLING AND ASSEMBLING
Starter
Alternator
-SERVICING
Starter
Alternator
1.Technical Manual
-GENERAL
-SPECIFICATION
Outline
Specifications
Working Ranges and Machine
Dimensions for Transportation
Engine Specifications
-INTERCHANGEABILITY
Component Interchangeability List
-UPPERSTRUCTURE
-GENERAL
Outline
-PUMP DEVICE
Outline
Main Circuit
-SWING DEVICE
Outline
Swing Reduction Gear
Swing Motor
Valve Unit
Parking Brake
-CONTROL VALVE
Outline
Flow Combiner Valve
Main Relief Valve
Overload Relief Valve
Make-Up Valve
-PILOT VALVE
Outline
Construction
Function
Operation
-OTHERS
Solenoid Valve
-UNDERCARRIAGE
-GENERAL
Outline
-TRAVEL DEVICE
Outline
Travel Motor
Travel Brake Valve
Travel Motor Swash Angle Control
Counterbalance Valve
Relief Valve
Travel Reduction Gear
-OTHERS
Swing Bearing
Center Joint
Track Adjuster
-ELECTRICAL SYSTEM
-GENERAL
Electrical Part Layout
-HYDRAULIC SYSTEM
-GENERAL
Outline
-OPERATIONAL PERFORMANCE TEST
-INTRODUCTION
Purpose
Preparation for Performance Tests
-ENGINE TEST
Engine Speed
Engine Compression Pressure
Valve Clearance
Nozzle Check
Injection Timing
-EXCAVATOR TEST
Travel Speed
Track Revolution Speed
Mistrack Check
Travel Motor Leakage
Swing Speed
Swing Function Drift Check
Swing Motor Check
Maximum Swingable Slant Angle
Swing Bearing Play
Hydraulic Cylinder Cycle Time
Dig Function Drift Check
Control Lever and Pedal Stroke
Control Lever and Pedal
Operating Force
-COMPONENT TEST
Pilot Pressure
Main Relief Valve Pressure Setting
Overload Relief Valve Pressure Setting
Swing Motor Relief Valve Pressure Setting
-STANDARD
Performance Standard Table
-TROUBLESHOOTING
-DIAGNOSING PROCEDURE
Introduction
Diagnosing Procedure
How to Read the Troubleshooting Flow Charts'
Check Battery Voltage
-ENGINE CONTROL SYSTEM
Engine
-MONITOR SYSTEM
Monitor Panel
Fuse Fails
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
Malfunction of Fast Travel Indicator
Electrical Test Precautions
Continuity Check
Voltage Check
-MACHINE OPERATION SYSTEM
Actuator System Troubleshooting
Front Attachment System Troubleshooting
Swing System Troubleshooting
Travel System Troubleshooting
-EX33U ELECTRICAL CIRCUIT DIAGRAM
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