Hitachi ZAXIS 110 110M 120 130 130LCN 125US 135US 135UR Workshop Manual manuals in PDF

Factory Service Repair Manuals Set For Hitachi ZAXIS 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: 2121
Bookmarks: Yes
Searchable: Yes
Number: KM-187E
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Hitachi 110, 125US, 110M, 135US, 120, 135UR, 130, 130LCN

Contents

1.Technical Manual(Operational Principle)
2.Technical Manual(Troubleshooting)
3.Workshop Manual
4.Training Text(Operational Principle)
5.Training Text(Performance Check)

1.Technical Manual(Operational Principle)
INTRODUCTION
-GENERAL
–SPECIFICATIONS
Specifications
Working Ranges
–COMPONENT LAYOUT
Main Component Layout
Electrical Component Layout
(Overview) Electrical System
(Relays and Related Equipment) Electrical System
(Monitors and Switches)
Pump Device
Swing Device
Control Valve
Signal Control Valve
Solenoid Valve Unit
8-Unit Solenoid Valve Unit
Blade Control ValveI
Positioning Control Valve
Travel Device
–COMPONENT SPECIFICATIONS
ZAXIS110,110M,ZAXIS125US,ZAXIS135UR
ZAXIS120,130,130LCN,135US
-SYSTEM
–CONTROL SYSTEM
Outline
Engine Control
Pump Control
Valve Control
Other Controls
–FRONT CONTROL SYSTEM
Outline
Front Movement Control
–HYDRAULIC SYSTEM
Outline
Pilot Circuit
Main Circuit
–ELECTRICAL SYSTEM
Outline
Main Circuit
Electric Power Circuit
Indicator Light Check Circuit
Accessory Circuit
Preheat Circuit
Starting Circuit
Charging Circuit
Engine Stop Circuit
Serge Voltage Prevention Circuit
-COMPONENT OPERATION
–PUMP DEVICE
Outline
Main Pump
Regulator
Solenoid Valve
Blade Pump (ZAXIS135UR Only) and Pilot Pump
N Sensor (Engine Speed Sensor)
Pump Delivery Pressure Sensor
Pump Control Pressure Sensor
–SWING DEVICE
Outline
Swing Reduction Gear
Swing Motor
Swing Parking Brake
Valve Unit
–CONTROL VALVE
Outline
Hydraulic Circuit
Flow Combiner Valve
Main Relief Valve
Overload Relief Valve
Regenerative Valve
Anti-Drift Valve
Flow Rate Control Valve
Bypass Shut-Out Valve
Auxiliary Flow Combining Valve
–PILOT VALVE
Outline
Operation
–TRAVEL DEVICE
Outline
Travel Reduction Gear
Travel Motor
Parking Brake
Travel Mode Control’
Travel Brake Valve
–SIGNAL CONTROL VALVE
Outline
Pilot Port
Shuttle Valve
Shockless Valve
Pump 1 and Pump 2 Flow Rate Control Valves
Bucket Flow Rate Control Valve, Flow Combiner Valve Control Spool, Swing Parking Brake Release Spool
–OTHERS (UPPERSTRUCTURE)
Pilot Shut-Off Valve
Solenoid Valve Unit
Offset Anti-Drift Valve (ZAXIS135UR Only)
Holding Valve
Pilot Relief Valve
EC Motor’
–OTHERS (UNDERCARRIAGE)
Swing Bearing
Center Joint
Track Adjuster

2.Technical Manual(Troubleshooting)
INTRODUCTION
SAFETY
-OPERATIONAL PERFORMANCE TEST
–INTRODUCTION
Operational Performance Tests
Preparation for Performance Tests
–STANDARD
ZAXIS110 Operational Performance Standard Table
ZAXIS110M Operational Performance Standard Table
ZAXIS120/130/130LCN Operational Performance Standard Table
ZAXIS125US Operational Performance Standard Table
ZAXIS135US Operational Performance Standard Table
ZAXIS135UR Operational Performance Standard Table
Main Pump P-Q Diagram
Injection Pump
ZAXIS110 Dr ZX Monitor Indicating Values
ZAXIS110M Dr ZX Monitor Indicating Values
ZAXIS120/130/130LCN Dr ZX Monitor Indicating Values
ZAXIS125US Dr ZX Monitor Indicating Values
ZAXIS135US Dr ZX Monitor Indicating Values
ZAXIS135UR Dr ZX Monitor Indicating Values
Sensor Operational Range Table
–ENGINE TEST
Engine Speed
Engine Compression Pressure
Valve Clearance Adjustment
Nozzle Check
Injection Timing
Lubricant Consumption
–EXCAVATOR TEST
Travel Speed
Track Revolution Speed
Mistrack Check
Travel Parking Function Check
Swing Speed
Swing Function Drift Check
Swing Motor Leakage
Maximum Swingable Slant Angle
Swing Bearing Play
Hydraulic Cylinder Cycle Time
Dig Function Drift Check
Control Lever Operating Force
Control Lever Stroke
Bucket/Cab Collision Prevention System (ZAXIS135UR Only)
Combined Boom Raise/Swing Function Check
Boom Raise and Arm Roll-In Combined Operation
–COMPONENT TEST
Primary Pilot Pressure
Secondary Pilot Pressure
Solenoid Valve Set Pressure
Main Pump Delivery Pressure
Main Relief Valve Set Pressure
Relief Pressure (When reliving Swing)
Relief Pressure (When reliving Travel)
Overload Relief Valve Set Pressure
Main Pump Flow Rate Measurement
Swing Motor Drainage
Travel Motor Drainage
–ADJUSTMENT
Assembly and Adjustment of Link for Arm Angle Sensor (ZAXIS135UR Only)
Adjusting Method of Front Acceleration/ Deceleration Speed (ZAXIS135UR Only)
Initial Setting of Angle Sensor (ZAXIS135UR Only)
Initializing Depth Limit Control System (ZAXIS135UR Only)
Engine Speed Adjustment and Engine Learning
Governor Lever/Fuel Cut Lever Position
-TROUBLESHOOTING
–GENERAL
Introduction
Diagnosing Procedure
Built-In Diagnosing System Operation
Built-In Diagnosing Function Display List
Dr ZX Operation
Dr ZX Fault Code List (MC)
Dr ZX Fault Code List (Auto-MARCCINO Controller)
Dr ZX Monitoring Item List (MC)
Dr ZX Monitoring Item List (Auto-MARCCINO Controller)
Dr ZX Special Function
Dr ZX Service Mode (MC)
Adjustment Data List
–COMPONENT LAYOUT
Main Component Layout
Electrical Component Layout (Overview)
Electrical System (Relays and Related Equipment)
Electrical System (Monitors and Switches)
Pump Device
Swing Device
Control Valve
Signal Control Valve
Solenoid Valve Unit
Travel Device
8-Spool Solenoid Valve
Blade Control Valve
Positioning Control Valve
Components in Control Valve
Signal Control Valve Port Location
–TROUBLESHOOTING A
Troubleshooting A Procedure
Fault Code List
Fault Code 01, 02, 03
Fault Code 04
Fault Code 06
Fault Code 07
Fault Code 10, 11
Fault Code 12, 13
Fault Code 14, 15, 16, 18
Fault Code 19
–TROUBLESHOOTING B
Troubleshooting B Procedure
Relationship between Machine Trouble Symptoms and Related Parts
Correlation between Trouble Symptoms and Part Failures
Engine System Troubleshooting
All Actuator System Troubleshooting
Front Attachment System Troubleshooting
Swing System Troubleshooting
Travel System Troubleshooting
Blade System Troubleshooting
Other System Troubleshooting
Exchange Inspection
Emergency Boom Lowering Procedure
–TROUBLESHOOTING C
Troubleshooting C Procedure
Malfunction of Coolant Temperature Gauge
Malfunction of Fuel Gauge
Malfunction of Indicator Light Check System
Malfunction of Preheat Indicator
Malfunction of Engine Oil Level Indicator
Malfunction of Coolant Level Indicator
Malfunction of Alternator Indicator
Malfunction of Engine Oil Pressure Indicator
Malfunction of Overheat Indicator
Malfunction of Air Filter Restriction Indicator
Malfunction of Buzzer
Malfunction of LCD
Malfunction of Hour Meter
Malfunction of Hydraulic Oil Filter Indicator (Optional)
–TROUBLESHOOTING D (ZAXIS 135 UR ONLY)
Troubleshooting D Procedure
Auto-MARCCINO Controller
Fault Code List
Fault Code 05
Fault Code 06
Fault Code 07
Fault Code 08
Fault Code 11 to 13, 17
Fault Code 14 to 16 19 to 22
Fault Code 37 38 40 to 42 44
Fault Code 43 45 47 48
Fault Code 50 to 52
Fault Code 53
Fault Code 60 to 63
Fault Code 80 to 83
Fault Code 90
Fault Code 91
Fault Code 92
–ELECTRICAL SYSTEM INSPECTION
Precautions for Inspection and Maintenance
Instructions for Disconnecting Connectors
Fuse Inspection
Fusible Link Inspection
Battery Voltage Check
How to Troubleshoot Alternator Malfunctions
Continuity Check
Voltage and Current Measurement
Check by False Signal
Test Harness
–ICX
Outline
ICX Fault Code List
Satellite Terminal Fault Code List
Fault Code 1 to 4 and 6
Fault Code 7 to 10
Some Parts of D3ta in Daily Report
Frequency Distribution Cumulative Operation Hours згe not Recorded
–THE ATTACHED DIAGRAM LIST
Zx110/120/130/130Lcn Electrical Circuit Diagram
Zx110/120/130/130Lcn Connectors
Zx125Us/135Us Electrical Circuit Diagram
Zx125Us/135Us Connectors
Zx135Ur Electrical Circuit Diagram
Zx135Ur Connectors
Zx110/120/130/130Lcn Cab Harness
Zx125Us/135Us Cab Harness
Zx135Urcab Harness
Zx110/120/130/130Lcn Engine Harness
Zx125Us/135Us Engine Harness
Zx135Ur Engine Harness
Zx110/120/130/130Lcn Monitor Harness
Zx135Ur Console Harness
Zx110/120/130/130Lcn Hydraulic Circuit Diagram
Zx125Us/135Us Hydraulic Circuit Diagram
Zx135Ur Hydraulic Circuit Diagram
Zx110Tol30Lcn Circuit
Over Load Alarm For Zax1S Series(En)
Zx110 To 280 Quickhich Hyd(En)1
Zx110 To 280 Quickhich Hyd(En)2
Zx110 To 280 Quickhich Hyd(En)3
Zx110 To 280 Quickhich Hyd(En)4
Zx110 To 350 Quick Elec (En)
Zx110,130,135Us Hyd(En)3
Zx130 Hyd(En)1
Zx130 Hyd(En)2
Zx Optional Elec(En)

3.Workshop Manual
INTRODUCTION
SAFETY
-GENERAL
–PRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
Precautions for Disassembling and Assembling
Maintenance Standard Terminology
–TIGHTENING TORQUE
Tightening Torque Specification
Torque Chart
Piping Joint
Periodic Replacement of Parts
–PAINTING
Painting (ZAXIS110, 110-E, 120, 120-E, 125US, 135US)
Painting (ZAX135UR)
-UPPERSTRUCTURE
–CAB
Remove and Install Cab
Dimensions of the Cab Glass
–COUNTERWEIGHT
Remove and Install Counterweight
–MAIN FRAME
Remove and Install Main Frame
–PUMP DEVICE
Remove and Install Pump Device
Remove and Install Pilot Pump and Regulator
Disassemble Pump Device
Assemble Pump Device
Disassemble Regulator
Assemble Regulator
Disassemble Solenoid Valve
Assemble Solenoid Valve
Disassemble and Assemble Pilot Pump (ZAXIS 110,120,125US,135US)
Disassemble and Assemble Gear Pump (ZAXIS 135UR Only)
Maintenance Standard
–CONTROL VALVE
Remove and Install Control Valve
Disassemble Control Valve 4-Spool Section
Disassemble Control Valve 5-Spool Section
Separate and Combine 4-Spool and 5-Spool Control Valve
Assemble Control Valve 4-Spool Section
Assemble Control Valve 5-Spool Section
Disassemble Blade Control Valve (ZAXIS 135UR Only)
Assemble Blade Control Valve (ZAXIS 135UR Only)
–SWING DEVICE
Remove and Install Swing Device
Disassemble Swing Device
Assemble Swing Device
Disassemble Swing Motor
Assemble Swing Motor
Disassemble Valve Unit
Assemble Valve Unit
Maintenance Standard
–PILOT VALVE
Remove and Install Right Pilot Valve (ZAXIS 110,120,125US,135US)
Remove and Install Left Pilot Valve (ZAXIS 110,120,125US,135US)
Remove and Install Front / Swing Pilot Valve (ZAXIS 135UR)
Disassemble Right and Left Pilot Valves
Assemble Right and Left Pilot Valves
Remove and Install Travel Pilot Valve
Disassemble Travel Pilot Valve
Assemble Travel Pilot Valve
Remove and Install Offset Pilot Valve (ZAXIS 135UR)
Remove and Install Blade Pilot Valve (ZAXIS 135UR)
Disassemble Offset / Blade Pilot Valve (ZAXIS 135UR)
Assemble Offset / Blade Pilot Valve (ZAXIS 135UR)
–PILOT SHUT-OFF VALVE
Remove and Install Pilot Shut-Off Valve
Disassemble Pilot Shut-Off Valve (ZAXIS 110,120)
Disassemble Pilot Shut-Off Valve (ZAXIS 125US,135US,135UR)
Assemble Pilot Shut-Off Valve (ZAXIS 110,120)
Assemble Pilot Shut-Off Valve (ZAXIS 125US,135US,135UR)
–SIGNAL CONTROL VALVE
Remove and Install Signal Control Valve
–SOLENOID VALVE
Remove and Install Solenoid Valve Unit
Disassemble Proportional Solenoid Valve
Assemble Proportional Solenoid Valve W2-1D-8
Remove and Install Emergency Stop Solenoid Valve Unit (ZAXIS 135UR Only)
Disassemble and Assemble Selector Valve
Disassemble and Assemble Unloading Valve
–HOLDING VALVE
Remove and Install Holding Valve
Holding Valve (ZAXIS 135UR Only)
-UNDERCARRIAGE
–SWING BEARING
Remove and Install Swing Bearing
Disassemble Swing Bearing
Assemble Swing Bearing
–TRAVEL DEVICE
Remove and Install Travel Device
Disassemble Travel Device (ZAXIS110, 120,130,130LCN,125US,135US,135UR)
Assemble Travel Device (ZAXIS110, 120,130,130LCN,125US,135US,135UR)
Disassemble Travel Motor (ZAXIS110, 120,130,130LCN,125US,135US,135UR)
Assemble Travel Motor (ZAXIS110, 120,130,130LCN,125US,135US,135UR)
Disassemble Travel Brake Valve (ZAXIS110, 120,130,130LCN,125US, 135US135UR)
Assemble Travel Brake Valve (ZAXIS110, 120,130,130LCN,125US, 135US135UR)
Disassemble Travel Reduction Gear (ZAXIS110M)
Assemble Travel Reduction Gear (ZAXIS110M)
Disassemble Travel Motor (ZAXIS110M)
Assemble Travel Motor (ZAXIS110M)
Disassemble Base Plate (ZAXIS110M)
Assemble Base Plate (ZAXIS110M)
Maintenance Standard
–CENTER JOINT
Remove and Install Center Joint
Disassemble Center Joint
Assemble Center Joint
Maintenance Standard
–TRACK ADJUSTER
Remove and Install Track Adjuster
Disassemble Track Adjuster
Assemble Track Adjuster
–FRONT IDLER
Remove and Install Front Idler
Disassemble Front Idler
Assemble Front Idler
Maintenance Standard
–UPPER AND LOWER ROLLER
Remove and Install Upper Roller
Remove and Install Lower Roller
Disassemble Lower Roller
Assemble Lower Roller
Maintenance Standard
–TRACK
Remove and Install Tracks
Maintenance Standard
-FRONT ATTACHMENT
–FRONT ATTACHMENT
Remove and Install Front Attachment
Maintenance Standard
Standard Dimensions for Arm and Bucket Connection
Standard Dimensions for Arm and Boom Connection
–CYLINDER
Removeand Install Cylinder
Hydraulic Circuit Pressure Release Procedure
Disassemble Cylinder
Assemble Cylinder
Maintenance Standard
-ENGINE AND ACCESSORY
–GENERAL INFORMATION
General Repair Instructions
Notes on the Format of This Manual
Main Data and Specifications
Performance Curve
External View
Tightening Torque Specifications
Angular Nut and Bolt Tightening Method
Major Parts Fixing Nuts and Bolts
Identifications
–MAINTENANCE
Lubricating System
Fuel System
Cooling System
Valve Clearance Adjustment
Injection Timing
Compression Pressure Measurement
Turbocharger Inspection
Engine Repair Kit
Recommended Lubricants
Engine Oil Viscosity Chart
–ENGINE ASSEMBLY 1 (DISASSEMBLY)
External Parts Disassembly Steps
Major Components
Rocker Arm and Rocker Arm Shaft Disassembly Steps
Cylinder Head Disassembly Steps
Piston and Connecting Rod Disassembly Steps
–ENGINE ASSEMBLY 2 (INSPECTION AND REPAIR)
Cylinder Head
Valve Guide
Valve Spring
Tappet
Push Rod
Rocker Arm Shaft and Rocker Arm
Idler Gear and Idler Gear Shaft
Camshaft
Cylinder Body and Liner
Piston and Piston Ring
Piston Pin
Connecting Rod
Crankshaft
Flywheel
Timing Gear Case Cover
–ENGINE ASSEMBLY 3 (REASSEMBLY)
Piston and Connecting Rod Reassembly Steps
Cylinder Head Reassembly Steps
Rocker Arm and Rocker Arm Shaft Reassembly Steps
Major Component Reassembly Steps 1
Major Component Reassembly Steps 2
External Parts Reassembly Steps (Left-Hand Side)
External Parts Reassembly Steps (Right-Hand Side)
Engine Tuning Operation
–LUBRICATING SYSTEM
General Description
Oil Pump
Oil Cooler
–COOLING SYSTEM
General Description
Thermostat
–FUEL SYSTEM
General Description
Injection Nozzle
Injection Pump Calibration Data
–TURBOCHARGER
General Description
Turbocharger Identification
Troubleshooting
Inspection and Repair
–ENGINE ELECTRICALS
Starter Identification
Starter Main Data and Specifications
Starter Sectional View
Performance
Disassembly
Inspection and Repair
Reassembly
Adjustment
Performance Test
Alternator Identification
Main Data and Specifications
Alternator Sectional View
Charging Circuit
Structure
Disassembly
Inspections
Reassembly
Bench Test
Current Output Test
Fault Finding
Specifications
–TROUBLESHOOTING
HARD STARTING
STARTER INOPERATIVE
2STARTER OPERATES BUT
ENGINE DOES NOT TURN OVER
3ENGINE TURNS OVER BUT DOES NOT START
FUEL IS BEING DELIVERED TO THE INJECTION PUMP
ENGINE TURNS OVER BUT DOES NOT START-
Unstable Low Idling
Insufficient Power
Excessive Fuel Consumption
Excessive Oil Consumption
Overheating
Whity Exhaust Smoke
Dark Exhaust Smoke
Oil Pressure does not Rise
Abnormal Engine Noise
–SPECIAL TOOL LIST
Special Tool List
–REPAIR STANDARDS
Repair Standards
–CONVERSION TABLE
Length
Area
Volume
Mass
Pressure
Torque
Temperature

4.Training Text(Operational Principle)
-GENERAL
–SPECIFICATIONS
Specifications
Working Ranges
–COMPONENT LAYOUT
Main Component Layout
Electrical Component Layout
(Overview) Elecrical System
(Relays and Related Equipment)
Electrical System
(Monitors and Switches)
Pump Device
Swing Device
Control Valve
Signal Control Valve
Solenoid Valve Unit
Travel Device
–COMPONENT SPECIFICATIONS
ZAXIS110ZAXIS125US
ZAXIS120ZAXIS135US
-SYSTEM
–CONTROL SYSTEM
Outline
Engine Control
Pump Control
Valve Control
Other Controls
–HYDRAULIC SYSTEM
Outline
Pilot Circuit
Main Circuit
–ELECTRICAL SYSTEM
Outline
Main Circuit
Electric Power Circuit
Indicator Light Check Circuit
Accessory Circuit
Preheat Circuit
Starting Circuit
Charging Circuit
Serge Voltage Prevention Circuit
Engine Stop Circuit
-COMPONENT OPERATION
–PUMP DEVICE
Outline
Main Pump
Regulator
Solenoid Valve
Pilot Pump
N Sensor (Engine Speed Sensor)
Pump Delivery Pressure Sensor
Pump Control Pressure Sensor
–SWING DEVICE
Outline
Swing Reduction Gear
Swing Motor
Swing Parking Brake
Valve Unit
–CONTROL VALVE
Outline
Hydraulic Circuit
Flow Combiner Valve
Main Relief Valve
Overload Relief Valve
Regenerative Valve
Anti-Drift Valve
Flow Rate Control Valve
Auxiliary Flow Combining Valve and Bypass Shut-Out Valve
–PILOT VALVE
Outline
Operation
–TRAVEL DEVICE
Outline
Travel Reduction Gear
Travel Motor
Parking Brake
Travel Mode Control
Travel Brake Valve
–SIGNAL CONTROL VALVE
Outline
Pilot Port
Shuttle Valve
Shockless Valve
Pump 1 and Pump 2 Flow Rate Control Valves
Bucket Flow Rate Control Valve,
Flow Combiner Valve Control Spool, Swing Parking Brake Release Spool
–OTHERS (UPPERSTRUCTURE)
Pilot Shut-Off Valve
Solenoid Valve Unit
Pilot Relief Valve
EC Motor
–OTHERS (UNDERCARRIAGE)
Swing Bearing
Center Joint
Track Adjuster

5.Training Text(Performance Check)
SAFETY
-OPERATIONAL PERFORMANCE TEST
–INTRODUCTION
Operational Performance Tests
Preparation for Performance Tests
–ENGINE TEST
Engine Speed
Engine Compression Pressure
Valve Clearance Adjustment
Nozzle Check
Injection Timing
–EXCAVATOR TEST
Travel Speed
Track Revolution Speed
Mistrack Check
Travel Parking Function Check
Swing Speed
Swing Function Drift Check
Swing Motor Leakage
Swing Bearing Play
Maximum Swingable Slant Angle
Hydraulic Cylinder Cycle Time
Dig Function Drift Check
Control Lever Operating Force
Control Lever Stroke
Combined Boom Raise/Swing Function Check
Boom Raise and Arm Roll-In Combined Operation
–COMPONENT TEST
Primary Pilot Pressure
Secondary Pilot Pressure
Solenoid Valve Set Pressure
Main Pump Delivery Pressure
Main Relief Valve Set Pressure
Overload Relief Valve Set Pressure
Main Pump Flow Rate Measurement
Swing Motor Drainage
Travel Motor Drainage
–STANDARD
ZAXIS110 Operational Performance Standard Table
ZAXIS120 Operational Performance Standard Table
ZAXIS125US Operational Performance Standard Table
ZAXIS135US Operational Performance Standard Table
Main Pump P-Q Diagram
Injection Pump
ZAXIS110 DrEX Monitor Indicating Values
ZAXIS120 DrEX Monitor Indicating Values
ZAXIS125US Dr EX Monitor Indicating Values
ZAXIS135US Dr EX Monitor Indicating Values
-TROUBLESHOOTING
–GENERAL
Introduction
Diagnosing Procedure
Built-In Diagnosing System Operation
Built-In Diagnosing Function Display List
Dr EX Operation
Dr EX Fault Code List
Dr EX Monitoring Item List
Dr EX Special Function
Dr EX Service Mode
Adjustment Data List
–COMPONENT LAYOUT
Main Component Layout
Electrical Component Layout (Overview)
Electrical System (Relays and Related Equipment)
Electrical System (Monitors and Switches)
Pump Device
Swing Device
Control Valve
Signal Control Valve
Travel Device
Solenoid Valve Unit
Components in Control Valve
Signal Control Valve Port Location
–TROUBLESHOOTING A
Troubleshooting A Procedure
Fault Code List
Fault Code 01, 02, 03
Fault Code 04
Fault Code 06
Fault Code 07
Fault Code 10,11
Fault Code 12,13
Fault Code 14, 15,16, 18
Fault Code 19
Sensor Activating Range
–TROUBLESHOOTING B
Troubleshooting B Procedure
Relationship between Machine Trouble Symptoms and Related Parts
Correlation between Trouble Symptoms and Part Failures
Engine System Troubleshooting
All Actuator System Troubleshooting
Front Attachment System Troubleshooting
Swing System Troubleshooting
Travel System Troubleshooting
Other System Troubleshooting
Engine Speed Adjustment and Engine Learning
Exchange Inspection
Emergency Boom Lowering Procedure
–TROUBLESHOOTING C
Troubleshooting C Procedure
Malfunction of Coolant Temperature Gauge
Malfunction of Fuel Gauge
Malfunction of Indicator Light Check System
Malfunction of Preheat Indicator
Malfunction of Engine Oil Level Indicator
Malfunction of Coolant Level Indicator
Malfunction of Alternator Indicator
Malfunction of Engine Oil Pressure Indicator
Malfunction of Overheat Indicator
Malfunction of Air Filter Restriction Indicator
Malfunction of Buzzer
Malfunction of LCD
Malfunction of Hour Meter
Malfunction of Hydraulic Oil Filter Indicator (Optional)
–ELECTRICAL SYSTEM INSPECTION
Precautions for Inspection and Maintenance
Instructions for Disconnecting Connectors
Fuse Inspection
Fusible Link Inspection
Battery Voltage Check
How to Troubleshoot Alternator Malfunctions
Continuity Check
Voltage and Current Measurement
Check by False Signal
Test Harness
–ICX
Outline
ICX Fault Code List
Satellite Terminal Fault Code List
Fault Code 1 to 6
Fault Code 7 to 10
Some Parts of Data in Daily Report
Frequency Distribution, Cumulative Operation Hours are not Recorded
Troubleshooting and Setting of ICX and Satellite Terminal Using Dr EX
Satellite Communication System

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