The Komatsu D61PXI-24E0 Crawler Dozer is a GPS/IMC-equipped dozer used for grading, site prep, and general earthmoving where accuracy saves time and fuel. People who reach for this Shop Manual are usually field techs, independent mechanics, or owners trying to keep dealer bills under control. They’re usually chasing hard faults, doing planned overhauls, or sorting out electrical or hydraulic issues that basic operator books don’t touch. If you’re trying to actually fix the machine, not just run it, this is the level of book you’re looking at.
What this manual helps you do
- Trace electrical faults in the D61PXI-24E0’s control and sensor systems using wiring diagrams and step-by-step test flows.
- Diagnose hydraulic and powertrain problems by following factory-style troubleshooting trees and inspection procedures.
- Check disassembly and reassembly sequences for major components so you don’t miss seals, shims, or order of operations.
- Verify adjustment procedures for linkages, undercarriage components, and machine control–related hardware.
- Handle engine, cooling, and chassis repairs with workshop-level instructions instead of guessing from an operator’s book.
Who this is for
This Komatsu D61PXI-24E0 Crawler Dozer Shop Manual (SEN06856-12) is aimed at shop mechanics, field service techs, and hands-on owners who actually turn wrenches. If you just need basic controls, daily checks, and safety, you want the Operation & Maintenance Manual instead, not this one.
FAQ
Q: Is this a PDF I can download and search?
A: Yes, it’s a digital PDF you can download, search by keyword, and print pages you want to take to the machine.
Q: Is this deep enough for full repairs or just basic maintenance?
A: This is a shop-level manual, so it’s meant for diagnostics, teardown, and repair work rather than simple daily servicing.
Q: How do I know if it matches my exact D61PXI-24E0?
A: Match your model designation and use SEN06856-12 as the reference; if your tag says D61PXI-24E0 and your dealer references this book number, you’re in the right place.
Bottom line: If you’re repairing or diagnosing a Komatsu D61PXI-24E0 in a workshop or field setting, this is the right manual; if you just operate the machine, you can skip it.
📘 Show Index
Table of Contents:
- 00 Index and Foreword
- Index
- Foreword, Safety, Basic Information
- How to Read the Shop Manual
- Safety Notice for Operation
- Precautions to Prevent Fire
- Procedures If Fire Occurs
- Precautions for Disposing of Waste Materials
- Engine Technology to Conform Exhaust Gas Emission
- Precautions for DEF
- General Character and Precautions for Handling
- Precautions for Adding
- Precautions for Storage
- Precautions for Fire Hazard and Leakage
- Other Precautions
- Store DEF
- Precautions When You Handle Hydraulic Equipment
- Precautions When You Disconnect and Connect Pipings
- Precautions When You Handle Electrical Equipment
- Precautions When You Handle Fuel System Equipment
- Precautions When You Handle Intake System Equipment
- Practical Use of KOMTRAX
- Disconnect and Connect Push-Pull Type Coupler
- How to Disconnect and Connect Type 1 Push-Pull Type Coupler
- How to Disconnect and Connect Type 2 Push-Pull Type Coupler
- How to Disconnect and Connect Type 3 Push-Pull Type Coupler
- Precautions for Disconnection and Connection of Connectors
- How to Disconnect and Connect Deutsch Connector
- How to Disconnect and Connect Slide Lock Type Connector
- How to Disconnect and Connect Connector with Lock to Pull
- How to Disconnect and Connect Connector with Lock to Push
- How to Disconnect and Connect Connector with Housing to Rotate
- How to Read the Codes for Electric Cable
- Explanation of Terms for Maintenance Standard
- Standard Tightening Torque Table
- Conversion Table
- Abbreviation List
- 01 Specifications
- Table of Contents
- Specifications
- Specification Drawing
- Specification Drawing: D61EXI-24
- Specification Drawing: D61EXI-24E0
- Specification Drawing: D61PXI-24
- Specification Drawing: D61PXI-24E0
- Specifications
- Specifications: D61EXI-24
- Specifications: D61EXI-24E0
- Specifications: D61PXI-24
- Specifications: D61PXI-24E0
- Weight Table
- Weight Table: D61EXI-24
- Weight Table: D61EXI-24E0
- Weight Table: D61PXI-24
- Weight Table: D61PXI-24E0
- Fuel, Coolant, Lubricants (For North America)
- How to Use Fuel, Coolant and Lubricants by Ambient Temperature
- Fuel, Coolant, Lubricants (For European Union)
- How to Use Fuel, Coolant and Lubricants by Ambient Temperature
- 10 Structure and Function
- Table of Contents
- Urea SCR System
- Layout Drawing of Urea SCR System
- Urea SCR System Diagram
- Function of Urea SCR System
- Function of DEF System
- Inducement Strategy
- Component Parts of Urea SCR System
- DEF Mixing Tube
- SCR Assembly
- DEF Tank
- DEF Pump
- DEF Injector
- DEF Hose
- DEF Tank Heating Valve
- Boot-up System
- Layout Drawing of Boot-up System (Machine Without DEF purge relay)
- Layout Drawing of Boot-up System (Machine with DEF purge relay)
- System Operating Lamp System
- System Diagram of System Operating Lamp System (Machine Without DEF purge relay)
- System Diagram of System Operating Lamp System (Machine with DEF purge relay)
- Function of Operation Lamp System (Machine Without DEF purge relay)
- Function of Operation Lamp System (Machine with DEF purge relay)
- Battery Disconnect Switch
- Layout Drawing of Battery Disconnect Switch
- Function of Battery Disconnect Switch
- Engine System
- Layout Drawing of Engine System
- Engine Control System
- Layout Drawing of Engine Control System
- System Diagram of Engine Control
- Function of Engine Control System
- Automatic Idle Stop System
- System Diagram of Automatic Idle Stop System
- Function of Automatic Idle Stop System
- Component Parts of Engine System
- Damper
- VGT
- EGR System
- EGR Valve
- EGR Cooler
- KCCV System
- KCCV Ventilator
- KDPF
- Cooling System
- Layout Drawing of Cooling System
- Specifications of Cooling System
- Cooling Fan Control System
- System Diagram of Cooling Fan Control System
- Function of Cooling Fan Control System
- Component Parts of Cooling System
- Cooling Fan Motor
- Hydraulic Oil Cooler Bypass and HST Charge Safety Valve
- Hydraulic Oil Cooler Bypass Valve
- HST Charge Safety Valve
- Control System
- Layout Drawing of Control System
- Machine Monitor System
- System Diagram of Machine Monitor System
- Function of Machine Monitor System
- KOMTRAX System
- System Diagram of KOMTRAX System
- Function of KOMTRAX System
- Component Parts of Control System
- Machine Monitor
- Gateway Function Controller
- Communication Terminal
- HST Controller
- Engine Controller
- Decelerator and Brake Potentiometer
- Hydraulic System
- Layout Drawing of Hydraulic System
- CLSS
- Structure of CLSS
- Function of CLSS
- Component Parts of Hydraulic System
- Hydraulic Tank
- Work Equipment and Cooling Fan Pump
- LS Valve
- PC Valve
- Control Valve
- Power Train System
- Layout Drawing of HST System (Serial Number: 45001 to 46682)
- Layout Drawing of HST System (Serial Number: 46683 to 46684)
- Layout Drawing of HST System (Serial Number: 46685 and up)
- Operation of HST System
- Steering and Brake Control System
- Layout Drawing of Steering and Brake Control System
- Function of Steering and Brake Control System
- HST Control System
- System Diagram of HST Control System
- Gear Shift Control Function
- Engine Low Speed Matching Control Function
- HST Pump and Motor Sequence Control Function
- Deceleration and Brake Control Function
- Gear Shift Control Function by Load
- Turn Control Function
- Straight Travel Correction Control Function
- Parking Brake Control System
- System Diagram of Parking Brake Control System
- Function of Parking Brake Control System
- Operation of Parking Brake Control System
- Component Parts of Power Train System
- HST Pump
- HST Charge Pump
- HST Motor
- Final Drive
- Electric Steering Lever
- Work Equipment System
- Work Equipment Control
- Layout Drawing of Work Equipment Control
- Function of Work Equipment Control
- Layout Drawing of Front Work Equipment
- Layout Drawing of Fixed Multi-Shank Ripper
- Component Parts of Work Equipment System
- Ripper PPC Valve
- 5-Spool EPC and Solenoid Valve
- Pilot Circuit Accumulator
- Angle Control EPC Valve
- Quick Drop Valve
- Piston Valve
- Electric Blade Control Lever
- ICT System
- Layout Drawing of ICT System
- System Diagram of ICT Control System
- Blade Control System
- Function of Blade Control System
- Simple Grading Mode System Diagram
- Function of Simple Grading Mode
- Operation of Simple Grading Mode
- Assist Control System
- Assist Control System Diagram
- Function of Assist Control System
- Operation of Assist Control System
- Back Grade Mode System
- Back Grade Mode System Diagram
- Function of Back Grade Mode System
- Operation of Back Grade Mode System
- Cut Control System
- Cut Control System Diagram
- Function of Cut Control System
- Operation of Cut Control System
- Smooth Start System
- Smooth Start System Diagram
- Function of Smooth Start System
- Operation of Smooth Start System
- Slip Control System
- Slip Control System Diagram
- Function of Slip Control System
- Operation of Slip Control System
- Speed Control System
- Speed Control System Diagram
- Function of Speed Control System
- Operation of Speed Control System
- Straight Travel Correction System
- Straight Travel Correction System Diagram
- Function of Straight Travel Correction System
- Operation of Straight Travel Correction System
- Quick Surface Control System
- Quick Surface Control System Diagram
- Function of Quick Surface Control System
- Operation of Quick Surface Control System
- System of Triangulated Surface from AS-BUILT
- System Diagram of Triangulated Surface from AS-BUILT
- Function of System of Triangulated Surface from AS-BUILT
- Operation of System of Triangulated Surface from AS-BUILT
- 2 Surfaces Selection Control System
- 2 Surfaces Selection Control System Diagram
- Function of 2 Surfaces Selection Control System
- Operation of 2 Surfaces Selection Control System
- Lift Layer Control System
- Lift Layer Control System Diagram
- Function of Lift Layer Control System
- Operation of Lift Layer Control System
- 2D Laser Machine Control System
- System Diagram of 2D Laser Machine Control System
- Function of 2D Laser Machine Control System
- Operation of 2D Laser Machine Control System
- Component Parts of ICT System
- ICT Sensor Controller
- Control Box
- GNSS Receiver
- GNSS Antenna
- IMU Sensor
- GNSS External Radio Device
- Navigation Controller
- Stroke and Reset Sensor for Blade Lift Cylinder
- Stroke Sensor for Blade Tilt Cylinder
- Stroke Sensor for Blade Angle Cylinder
- Undercarriage and Frame
- Main Frame
- Suspension
- Structure of Suspension
- Specifications of Suspension
- Function of Suspension
- Track Frame and Idler Cushion
- Structure of Track Frame and Idler Cushion
- Function of Track Frame and Idler Cushion
- Work Equipment
- Structure of Front Work Equipment
- Structure of Fixed Multi-Shank Ripper
- CAB Related Parts
- ROPS CAB
- Structure of ROPS CAB
- Function of ROPS CAB
- CAB Mount
- Structure of CAB Mount
- Function of CAB Mount
- 20 Standard Value Table
- Table of Contents
- Standard Value Table for Engine
- Standard Value Table for Engine: D61EXI-24
- Standard Value Table for Engine: D61EXI-24E0
- Standard Value Table for Engine: D61PXI-24
- Standard Value Table for Engine: D61PXI-24E0
- Standard Value Table for Machine
- Standard Value Table for Machine: D61EXI-24
- Standard Value Table for Machine: D61EXI-24E0
- Standard Value Table for Machine: D61PXI-24
- Standard Value Table for Machine: D61PXI-24E0
- Machine Posture and Procedures to Measure Performance
- 30 Testing and Adjusting
- Table of Contents
- Precautions Before Work
- Related Information on Testing and Adjusting
- Differences In Machine Monitor Symbols
- Tools for Testing and Adjusting
- Sketch of Tools for Testing and Adjusting
- Engine and Cooling System
- Examine Engine Speed
- How to Examine Engine Speed
- Examine Boost Pressure
- How to Examine Boost Pressure
- Examine Exhaust Gas Color
- How to Examine Exhaust Gas Color with the Handy Smoke Checker
- How to Examine Exhaust Gas Color with Smoke Meter
- Examine Mass Air Flow and Temperature Sensor
- How to Examine Mass Air Flow and Temperature Sensor
- Examine and Adjust Valve Clearance
- How to Examine Valve Clearance
- How to Adjust Valve Clearance
- Examine Compression Pressure
- How to Examine Compression Pressure
- Examine Blowby Pressure
- How to Examine Blowby Pressure
- Examine Engine Oil Pressure
- How to Examine Engine Oil Pressure
- Examine EGR Valve and VGT Oil Pressure
- How to Examine EGR Valve and VGT Oil Pressure
- Examine Fuel Pressure
- How to Examine Fuel Pressure
- Examine Fuel Discharge, Return and Leakage
- How to Examine Fuel Discharge, Return, and Leakage
- Bleed Air from Fuel System
- How to Bleed Air from Fuel System
- Examine Fuel Circuit for Leakage
- How to Examine Fuel System for Leakage
- Handle Cylinder Cut-out Mode Operation
- Handle No-Injection Cranking Operation
- Examine KDPF, SCR and Muffler Stack for Looseness and Damage
- How to Examine KDPF, SCR and Muffler Stack for Looseness and Damage
- Examine Installed Condition of Cylinder Heads and Manifolds
- How to Examine Installed Condition of Cylinder Heads and Manifolds
- Examine Engine Piping for Damage and Looseness
- How to Examine Engine Piping for Damage and Looseness
- Examine Alternator Belt
- How to Examine Alternator Belt
- Examine Automatic Tensioner
- How to Examine Automatic Tensioner
- Correct Soot Accumulation Correction Value by Ash Influence
- How to Correct Soot Accumulation Correction Value by Ash Influence
- Examine SCR Related Functions
- Examine DEF Pump Raised Pressure
- Examine Injection Volume from DEF Injector
- Examine DEF Line Heater Relay 1
- Examine DEF Line Heater Relay 2
- Examine DEF Pump Heater Relay
- Examine DEF Tank Heater Valve
- Examine SCR Denitration Efficiency
- Clean DEF Tank
- Clean DEF Tank Mounting Part
- How to Clean DEF Tank Mounting Part
- Clean DEF Pump
- Power Train
- Examine and Adjust HST Oil Pressure
- How to Examine HST Oil Pressure
- How to Adjust HST Oil Pressure
- Bleed Air from HST Pump
- How to Bleed Air from HST Pump
- How to Bleed Air from Servo Valve of HST Pump
- Examine Outlet Pressure of Solenoid Valve
- How to Examine Outlet Pressure of Solenoid Valve
- Examine Travel Deviation
- How to Examine Travel Deviation
- Examine Brake Performance Simply
- How to Examine Brake Performance Simply
- Examine and Adjust Deceleration/Brake Pedal
- How to Examine Deceleration/Brake Pedal
- How to Adjust Deceleration/Brake Pedal
- Adjust Parking Brake Lever
- How to Adjust Parking Brake Lever
- Move Machine When It Cannot Travel
- How to Move Machine with Hydraulic Type Parking Brake Release System
- How to Move Machine After You Remove Final Drive Shaft
- Undercarriage and Frame
- Examine and Adjust Idler Clearance
- How to Examine and Adjust Idler Clearance
- Examine Sprocket Wear
- How to Examine Sprocket Wear
- Examine and Adjust Track Tension
- How to Examine Track Tension
- How to Adjust Track Tension
- Hydraulic System
- Release Remained Pressure in Hydraulic Circuit
- How to Release Remained Pressure from Hydraulic Circuit
- Examine and Adjust Work Equipment Circuit Oil Pressure
- How to Examine Work Equipment Circuit Oil Pressure
- How to Adjust Work Equipment Circuit Oil Pressure
- Examine and Adjust Oil Pressure in Control Circuit
- How to Examine Oil Pressure in Control Circuit
- How to Adjust Oil Pressure in Control Circuit
- Examine Outlet Pressure of EPC Solenoid Valve
- How to Examine Outlet Pressure of EPC Solenoid Valve
- Bleed Air from Work Equipment, Cooling Fan Pump, and Charge Pump
- How to Bleed Air from Work Equipment, Cooling Fan Pump, and Charge Pump
- Examine Cooling Fan Speed
- How to Examine Cooling Fan Speed
- Examine Cooling Fan Circuit Oil Pressure
- How to Examine Cooling Fan Circuit Oil Pressure
- Examine Parts Which Cause Hydraulic Drift of Work Equipment
- How to Examine Parts Which Cause Hydraulic Drift of Blade Lift Cylinder
- How to Examine the Parts Which Cause Hydraulic Drift of Blade Tilt Cylinder
- How to Examine the Parts Which Cause Hydraulic Drift of Ripper Lift Cylinder
- Examine Oil Leakage from Work Equipment Cylinder
- How to Examine Internal Oil Leakage of Work Equipment Cylinder
- Bleed Air from Work Equipment Cylinders
- How to Bleed Air from Work Equipment Cylinder
- Work Equipment
- Adjust Work Equipment Lock Lever
- How to Adjust Work Equipment Lock Lever
- Examine and Adjust Play of Blade Electric Lever
- How to Examine Play of Blade Electric Lever
- How to Adjust Play of Blade Electric Lever
- How to Replace Universal Joint
- Electrical System
- Set and Operate Machine Monitor
- Operator Mode
- Function to Show Technician Identification Status Screen
- Function to Show Operator Identification Input Screen
- Examine Function by LCD (Liquid Crystal Display)
- Examine Function of Service Meter
- How to Set Usage Limitation and Change Maintenance Password
- Service Mode
- How to Operate Service Mode
- How to See Pre-defined Monitoring Information
- How to Examine Self-Define Monitor Information
- Abnormality Record Menu
- How to See Maintenance Record
- Maintenance Mode Setting
- How to Set Phone Number Entry
- Default Menu
- Diagnostic Tests Menu
- Adjustment Menu
- No-Injection Cranking Operation
- KOMTRAX Settings Menu
- How to Show Service Message
- How to Start Up KOMTRAX System
- How to Stop Use of KOMTRAX System
- Adjust After Replacement of HST Controller
- How to Adjust After Replacement of HST Controller
- Adjust After Replacement of Electric and Hydraulic Equipment
- Adjust Rearview Camera Angle
- How to Adjust Rearview Camera Angle
- Set Region of Bluetooth(R) Compatible Radio
- How to Set Region of Bluetooth(R) Compatible Radio
- Handle Voltage Circuit of Engine Controller
- Handle Battery Disconnect Switch
- Examine Diodes
- How to Examine Diodes by Digital Tester
- How to Examine Diodes by Analog Tester
- ICT System
- Examine and Adjust ICT Related Devices
- Set and Operate Control Box
- Machine Calibration
- Calibrate IMU Sensor
- How to Operate Machine Calibration Step A
- How to Operate Machine Calibration Step B
- Calibrate GNSS Antenna (AUX) Location
- How to Operate Pitch Rod Calibration
- How to Input Wear Volume of Blade Edge and Track Shoes
- Reset Cylinder Stroke End
- Reset Lift Cylinder Stroke End
- Reset Tilt Cylinder Stroke End
- Reset Angle Cylinder Stroke End
- How to Operate Manual Machine Calibration
- Examine and Adjust Blade Elevation
- Examine Blade Elevation
- Adjust Blade Elevation
- Examine Stroke Sensor for Lift Cylinder
- How to Examine Stroke Sensor for Lift Cylinder
- Examine Stroke Sensor for Tilt Cylinder
- How to Examine Stroke Sensor for Tilt Cylinder
- Examine Stroke Sensor for Angle Cylinder
- How to Examine Stroke Sensor for Angle Cylinder
- Examine and Adjust Reset Sensor for Lift Cylinder
- How to Examine Reset Sensor for Lift Cylinder
- How to Adjust Reset Sensor for Lift Cylinder
- Adjust When ICT Sensor Controller is Replaced
- How to Adjust When ICT Sensor Controller is Replaced
- Adjust After Replacement of IMU Sensor
- How to Adjust After Replacement of IMU Sensor
- How to Adjust When ICT Related Devices are Repaired or Replaced
- Pm Clinic
- Pm Clinic Service
- Pm Clinic Check Sheet: D61EXI-24
- Pm Clinic Check Sheet: D61EXI-24E0
- Pm Clinic Check Sheet: D61PXI-24
- Pm Clinic Check Sheet: D61PXI-24E0
- Pm Clinic Check Sheet for Undercarriage: D61EXI-24
- Pm Clinic Check Sheet for Undercarriage: D61EXI-24E0
- Pm Clinic Check Sheet for Undercarriage: D61PXI-24
- Pm Clinic Check Sheet for Undercarriage: D61PXI-24E0
- 40 Troubleshooting
- Table of Contents
- Precautions Before Work
- Abbreviation List
- Related Information to Troubleshooting
- General Troubleshooting Points
- Troubleshooting Points for Urea SCR System
- Sequence of Events in Troubleshooting
- Checks Before Troubleshooting
- Inspection Procedure Before Troubleshooting
- Test in Accordance with Testing Procedure
- Examine Fuel Level and Type
- Examine for Impure Ingredient in Fuel
- Examine DEF Level and Type
- Examine Fuel Prefilter
- Examine Fuel Main Filter
- Examine Water Pump for Leakage
- Examine Engine Oil Level (Oil Quantity in Oil Pan) and Type
- Examine Coolant Level (Reservoir Tank)
- Examine Air Cleaner Clogging
- Clean Outer Element
- Replace Element
- Examine Hydraulic Oil Level
- Examine Hydraulic Oil Strainer
- Examine Hydraulic Oil Filter
- Examine Oil Level in Final Drive Case
- Bleed Air from Fuel System
- Bleed Air from Hydraulic System
- How to Examine Electric Equipment
- Preparation for Troubleshooting of Electrical System
- Procedure for Troubleshooting
- Information Shown in Troubleshooting Table
- Connector List and Layout
- Connector Contact Connection Table
- T-Branch Box and T-Branch Adapter Table
- Fuse Location Table
- Precautions When You Clean and Replace KDPF (KCSF and KDOC)
- Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135])
- Failure Code Table
- Troubleshooting by Failure Code (Display of Code)
- Failure Code [6091NX]
- Failure Code [989L00]
- Failure Code [989M00]
- Failure Code [989N00]
- Failure Code [A1U0N3]
- Failure Code [A1U0N4]
- Failure Code [A900FR]
- Failure Code [A900N6]
- Failure Code [A900NY]
- Failure Code [AA10NX]
- Failure Code [AB00KE]
- Failure Code [AQ10N3]
- Failure Code [AS00N3]
- Failure Code [AS00R2]
- Failure Code [AS00R3]
- Failure Code [AS00R4]
- Failure Code [AS00R5]
- Failure Code [AS00R6]
- Failure Code [AS00ZK]
- Failure Code [AS10KM]
- Failure Code [AS10NR]
- Failure Code [AS10NT]
- Failure Code [B@BAZG]
- Failure Code [B@BCNS]
- Failure Code [B@BCQA]
- Failure Code [B@BCZK]
- Failure Code [B@CRNS]
- Failure Code [B@CRZG]
- Failure Code [CA115]
- Failure Code [CA122]
- Failure Code [CA123]
- Failure Code [CA131]
- Failure Code [CA132]
- Failure Code [CA144]
- Failure Code [CA145]
- Failure Code [CA153]
- Failure Code [CA154]
- Failure Code [CA187]
- Failure Code [CA221]
- Failure Code [CA222]
- Failure Code [CA227]
- Failure Code [CA234]
- Failure Code [CA238]
- Failure Code [CA239]
- Failure Code [CA249]
- Failure Code [CA256]
- Failure Code [CA271]
- Failure Code [CA272]
- Failure Code [CA322]
- Failure Code [CA323]
- Failure Code [CA324]
- Failure Code [CA325]
- Failure Code [CA331]
- Failure Code [CA332]
- Failure Code [CA343]
- Failure Code [CA351]
- Failure Code [CA352]
- Failure Code [CA356]
- Failure Code [CA357]
- Failure Code [CA386]
- Failure Code [CA428]
- Failure Code [CA429]
- Failure Code [CA435]
- Failure Code [CA441]
- Failure Code [CA442]
- Failure Code [CA449]
- Failure Code [CA451]
- Failure Code [CA452]
- Failure Code [CA488]
- Failure Code [CA515]
- Failure Code [CA516]
- Failure Code [CA553]
- Failure Code [CA555]
- Failure Code [CA556]
- Failure Code [CA559]
- Failure Code [CA595]
- Failure Code [CA687]
- Failure Code [CA689]
- Failure Code [CA691]
- Failure Code [CA692]
- Failure Code [CA697]
- Failure Code [CA698]
- Failure Code [CA731]
- Failure Code [CA778]
- Failure Code [CA1117]
- Failure Code [CA1664]
- Failure Code [CA1669]
- Failure Code [CA1673]
- Failure Code [CA1677]
- Failure Code [CA1678]
- Failure Code [CA1682]
- Failure Code [CA1683]
- Failure Code [CA1684]
- Failure Code [CA1686]
- Failure Code [CA1691]
- Failure Code [CA1694]
- Failure Code [CA1695]
- Failure Code [CA1696]
- Failure Code [CA1712]
- Failure Code [CA1713]
- Failure Code [CA1714]
- Failure Code [CA1715]
- Failure Code [CA1776]
- Failure Code [CA1777]
- Failure Code [CA1843]
- Failure Code [CA1844]
- Failure Code [CA1879]
- Failure Code [CA1881]
- Failure Code [CA1883] (D61EX-24, D61PX-24, D61EXI-24, D61PXI-24)
- Failure Code [CA1883] (D61EX-24E0, D61PX-24E0, D61EXI-24E0, D61PXI-24E0)
- Failure Code [CA1885]
- Failure Code [CA1887]
- Failure Code [CA1921]
- Failure Code [CA1922]
- Failure Code [CA1942]
- Failure Code [CA1993] (D61EX-24, D61PX-24, D61EXI-24, D61PXI-24)
- Failure Code [CA1993] (D61EX-24E0, D61PX-24E0, D61EXI-24E0, D61PXI-24E0)
- Failure Code [CA2185]
- Failure Code [CA2186]
- Failure Code [CA2249]
- Failure Code [CA2271]
- Failure Code [CA2272]
- Failure Code [CA2288]
- Failure Code [CA2311]
- Failure Code [CA2349]
- Failure Code [CA2353]
- Failure Code [CA2357]
- Failure Code [CA2381]
- Failure Code [CA2382]
- Failure Code [CA2383]
- Failure Code [CA2386]
- Failure Code [CA2387]
- Troubleshooting Flowchart
- Failure Code [CA2555]
- Failure Code [CA2556]
- Failure Code [CA2637]
- Failure Code [CA2639]
- Failure Code [CA2771]
- Failure Code [CA2777]
- Failure Code [CA2976]
- Failure Code [CA3133]
- Failure Code [CA3134]
- Failure Code [CA3135]
- Failure Code [CA3142]
- Failure Code [CA3143]
- Failure Code [CA3144]
- Failure Code [CA3146]
- Failure Code [CA3147]
- Failure Code [CA3148]
- Failure Code [CA3151]
- Failure Code [CA3165]
- Failure Code [CA3229]
- Failure Code [CA3231]
- Failure Code [CA3232]
- Failure Code [CA3235]
- Failure Code [CA3239]
- Failure Code [CA3241]
- Failure Code [CA3242]
- Failure Code [CA3251]
- Failure Code [CA3253]
- Failure Code [CA3254]
- Failure Code [CA3255]
- Failure Code [CA3256]
- Failure Code [CA3311]
- Failure Code [CA3312]
- Failure Code [CA3313]
- Failure Code [CA3314]
- Failure Code [CA3315]
- Failure Code [CA3316]
- Failure Code [CA3317]
- Failure Code [CA3318]
- Failure Code [CA3319]
- Failure Code [CA3321]
- Failure Code [CA3322]
- Failure Code [CA3419]
- Failure Code [CA3421]
- Failure Code [CA3497]
- Failure Code [CA3498]
- Failure Code [CA3543]
- Failure Code [CA3545]
- Failure Code [CA3547]
- Failure Code [CA3558]
- Failure Code [CA3559]
- Failure Code [CA3562]
- Failure Code [CA3563]
- Failure Code [CA3567]
- Failure Code [CA3568]
- Failure Code [CA3571]
- Failure Code [CA3572]
- Failure Code [CA3574]
- Failure Code [CA3575]
- Failure Code [CA3577]
- Failure Code [CA3578]
- Failure Code [CA3582]
- Failure Code [CA3583]
- Failure Code [CA3596]
- Failure Code [CA3649]
- Failure Code [CA3681]
- Failure Code [CA3682]
- Failure Code [CA3713]
- Failure Code [CA3717]
- Failure Code [CA3718]
- Failure Code [CA3725]
- Failure Code [CA3741]
- Failure Code [CA3748]
- Failure Code [CA3751]
- Failure Code [CA3755]
- Failure Code [CA3866]
- Failure Code [CA3867]
- Failure Code [CA3868]
- Failure Code [CA3899]
- Failure Code [CA3911]
- Failure Code [CA3912]
- Failure Code [CA3932]
- Failure Code [CA3933]
- Failure Code [CA3934]
- Failure Code [CA3935]
- Failure Code [CA3936]
- Failure Code [CA4151]
- Failure Code [CA4152]
- Failure Code [CA4155]
- Failure Code [CA4156]
- Failure Code [CA4157]
- Failure Code [CA4158]
- Failure Code [CA4159]
- Failure Code [CA4161]
- Failure Code [CA4162]
- Failure Code [CA4163]
- Failure Code [CA4164]
- Failure Code [CA4165]
- Failure Code [CA4166]
- Failure Code [CA4168]
- Failure Code [CA4169]
- Failure Code [CA4171]
- Failure Code [CA4249]
- Failure Code [CA4251]
- Failure Code [CA4259]
- Failure Code [CA4261]
- Failure Code [CA4277]
- Failure Code [CA4281]
- Failure Code [CA4459]
- Failure Code [CA4461]
- Failure Code [CA4658]
- Failure Code [CA4731]
- Failure Code [CA4732]
- Failure Code [CA4739]
- Failure Code [CA4768]
- Failure Code [CA4769]
- Failure Code [CA4842]
- Failure Code [CA4952] (Machine Without DEF purge relay)
- Failure Code [CA4952] (Machine with DEF purge relay)
- Failure Code [CA5115]
- Failure Code [CA5383]
- Failure Code [D130KA]
- Failure Code [D130KB]
- Failure Code [D130KY]
- Failure Code [D19DKA]
- Failure Code [D19DKB]
- Failure Code [D19DKY]
- Failure Code [D19JKZ]
- Failure Code [D19UKA]
- Failure Code [D19UKB]
- Failure Code [D19UMC]
- Failure Code [D811MC]
- Failure Code [D862KA]
- Failure Code [D8G1KT]
- Failure Code [D8G6KT]
- Failure Code [D8ALKA]
- Failure Code [D8ALKB]
- Failure Code [D8AQKR]
- Failure Code [DAF0MB]
- Failure Code [DAF0MC]
- Failure Code [DAF8KB]
- Failure Code [DAF9KQ]
- Failure Code [DAFGMC]
- Failure Code [DAFLKA]
- Failure Code [DAFLKB]
- Failure Code [DAFQKR]
- Failure Code [DAJ000]
- Failure Code [DAJ0KQ]
- Failure Code [DAJ0KT]
- Failure Code [DAJ0MC]
- Failure Code [DAJ1KK]
- Failure Code [DAJ2KK]
- Failure Code [DAJ2KT]
- Failure Code [DAJ5KK]
- Failure Code [DAJ6KK]
- Failure Code [DAJLKA]
- Failure Code [DAJLKB]
- Failure Code [DAJPMA]
- Failure Code [DAJQKR]
- Failure Code [DAJRKR]
- Failure Code [DB2QKR]
- Failure Code [DB2RKR]
- Failure Code [DBR0KT]
- Failure Code [DBR0MC]
- Failure Code [DBR1KK]
- Failure Code [DBR2KK]
- Failure Code [DBR5KK]
- Failure Code [DBRLKA]
- Failure Code [DBRLKB]
- Failure Code [DBRPMA]
- Failure Code [DBRQKR]
- Failure Code [DBRRKR]
- Failure Code [DBU0KR]
- Failure Code [DBUSKR]
- Failure Code [DBUTKA]
- Failure Code [DBUTKN]
- Failure Code [DBUTMA]
- Failure Code [DBUUKA]
- Failure Code [DBUUKN]
- Failure Code [DD12KA]
- Failure Code [DD12KB]
- Failure Code [DD13KA]
- Failure Code [DD13KB]
- Failure Code [DD14KA]
- Failure Code [DD14KB]
- Failure Code [DDKAKA]
- Failure Code [DDKAKB]
- Failure Code [DDKFL4]
- Failure Code [DDKGL4]
- Failure Code [DDKHKA]
- Failure Code [DDKHKB]
- Failure Code [DDKQKA]
- Failure Code [DDKQKB]
- Failure Code [DDKRKA]
- Failure Code [DDKRKB]
- Failure Code [DDKSKA]
- Failure Code [DDKSKB]
- Failure Code [DDNLKA]
- Failure Code [DDNLKB]
- Failure Code [DDP6KA]
- Failure Code [DDP6KB]
- Failure Code [DDP6MA]
- Failure Code [DDU1FS]
- Failure Code [DDU1KA]
- Failure Code [DDU1KY]
- Failure Code [DFA4KX]
- Failure Code [DFA4KZ]
- Failure Code [DFA4L8]
- Failure Code [DFA5KA]
- Failure Code [DFA5KB]
- Failure Code [DFA6KA]
- Failure Code [DFA6KB]
- Failure Code [DFA7KX]
- Failure Code [DFA7KZ]
- Failure Code [DFA7L8]
- Failure Code [DFA8KA]
- Failure Code [DFA8KB]
- Failure Code [DFA9KA]
- Failure Code [DFA9KB]
- Failure Code [DGS1KA]
- Failure Code [DGS1KX]
- Failure Code [DH21KA]
- Failure Code [DH21KB]
- Failure Code [DHA4KA]
- Failure Code [DHAAMA]
- Failure Code [DHACMA]
- Failure Code [DHH7KA]
- Failure Code [DHH7KB]
- Failure Code [DHH8KA]
- Failure Code [DHH8KB]
- Failure Code [DHH9KA]
- Failure Code [DHH9KB]
- Failure Code [DHHAKA]
- Failure Code [DHHAKB]
- Failure Code [DHRUKA]
- Failure Code [DHRUKB]
- Failure Code [DHRVKA]
- Failure Code [DHRVKB]
- Failure Code [DK30KA]
- Failure Code [DK30KB]
- Failure Code [DK30KX]
- Failure Code [DK30KZ]
- Failure Code [DK30L8]
- Failure Code [DK31KA]
- Failure Code [DK31KB]
- Failure Code [DK40KA]
- Failure Code [DK40KB]
- Failure Code [DK55KX]
- Failure Code [DK55KZ]
- Failure Code [DK55L8]
- Failure Code [DK56KA]
- Failure Code [DK56KB]
- Failure Code [DK57KA]
- Failure Code [DK57KB]
- Failure Code [DK80KA]
- Failure Code [DK80KR]
- Failure Code [DK80KT]
- Failure Code [DKS0L8]
- Failure Code [DKS1KA]
- Failure Code [DKS1KB]
- Failure Code [DKS2KA]
- Failure Code [DKS2KB]
- Failure Code [DKS3KA]
- Failure Code [DKS3KB]
- Failure Code [DKS3MB]
- Failure Code [DKS4L8]
- Failure Code [DKS5KA]
- Failure Code [DKS5KB]
- Failure Code [DKS6KA]
- Failure Code [DKS6KB]
- Failure Code [DKS7MB]
- Failure Code [DKSCL8]
- Failure Code [DKSDKA]
- Failure Code [DKSDKB]
- Failure Code [DKSEKA]
- Failure Code [DKSEKB]
- Failure Code [DKSFMB]
- Failure Code [DLM0KX]
- Failure Code [DLM0MA]
- Failure Code [DLM1KA]
- Failure Code [DLM1KB]
- Failure Code [DLM1MA]
- Failure Code [DLM2KA]
- Failure Code [DLM2KB]
- Failure Code [DLM2MA]
- Failure Code [DLM3KA]
- Failure Code [DLM3KB]
- Failure Code [DLM3MB]
- Failure Code [DN21FS]
- Failure Code [DR21KX]
- Failure Code [DR31KX]
- Failure Code [DV20KB]
- Failure Code [DW4BKA]
- Failure Code [DW4BKB]
- Failure Code [DW4BKY]
- Failure Code [DW7BKA]
- Failure Code [DW7BKB]
- Failure Code [DW7EKA]
- Failure Code [DW7EKB]
- Failure Code [DW7EKY]
- Failure Code [DWN5KA]
- Failure Code [DWN5KB]
- Failure Code [DWN5KY]
- Failure Code [DXA4KA] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA4KA] (Applicable Machine: 46274 and Up)
- Failure Code [DXA4KB] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA4KB] (Applicable Machine: 46274 and Up)
- Failure Code [DXA4KY] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA4KY] (Applicable Machine: 46274 and Up)
- Failure Code [DXA5KA] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA5KA] (Applicable Machine: 46274 and Up)
- Failure Code [DXA5KB] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA5KB] (Applicable Machine: 46274 and Up)
- Failure Code [DXA5KY] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA5KY] (Applicable Machine: 46274 and Up)
- Failure Code [DXA6KA] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA6KA] (Applicable Machine: 46274 and Up)
- Failure Code [DXA6KB] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA6KB] (Applicable Machine: 46274 and Up)
- Failure Code [DXA6KY] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA6KY] (Applicable Machine: 46274 and Up)
- Failure Code [DXA7KA] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA7KA] (Applicable Machine: 46274 and Up)
- Failure Code [DXA7KB] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA7KB] (Applicable Machine: 46274 and Up)
- Failure Code [DXA7KY] (Applicable Machine: 45001 to 46273)
- Failure Code [DXA7KY] (Applicable Machine: 46274 and Up)
- Failure Code [DXHRKA]
- Failure Code [DXHRKB]
- Failure Code [DXHRKY]
- Failure Code [DXHSKA]
- Failure Code [DXHSKB]
- Failure Code [DXHSKY]
- Failure Code [DXHTKA]
- Failure Code [DXHTKB]
- Failure Code [DXHTKY]
- Failure Code [DXHUKA]
- Failure Code [DXHUKB]
- Failure Code [DXHUKY]
- Failure Code [DXJ4KA]
- Failure Code [DXJ4KB]
- Failure Code [DXJCKA]
- Failure Code [DXJCKB]
- Failure Code [DXJCKY]
- Failure Code [DXJDKA]
- Failure Code [DXJDKB]
- Failure Code [DXJDKY]
- Failure Code [DXK1KA]
- Failure Code [DXK1KB]
- Failure Code [DXK1KY]
- Failure Code [DXK2KA]
- Failure Code [DXK2KB]
- Failure Code [DXK2KY]
- Failure Code [F311KA]
- Failure Code [F311KB]
- Failure Code [F312KA]
- Failure Code [F312KB]
- Failure Code [F313KA]
- Failure Code [F313KB]
- Failure Code [F314KA]
- Failure Code [F314KB]
- Failure Code [F315KB]
- Failure Code [F315KY]
- Failure Code [F316KB]
- Failure Code [F316KY]
- Failure Code [F318KB]
- Failure Code [F318KY]
- Failure Code [F31AKB]
- Failure Code [F31AKY]
- Failure Code [F31BKB]
- Failure Code [F31BKY]
- Failure Code [F31CKB]
- Failure Code [F31CKY]
- Failure Code [F31DKB]
- Failure Code [F31DKY]
- Failure Code [F31EKB]
- Failure Code [F31EKY]
- Failure Code [F7A0KQ]
- Failure Code [F7A0KT]
- Failure Code [F7A1KK]
- Failure Code [F7ALKB]
- Failure Code [F7AQKR]
- Failure Code [F7ASKA]
- Failure Code [FE0AKA]
- Failure Code [FS10ZE]
- Troubleshooting of Electrical System (E-Mode)
- Engine Does Not Start (Engine Does Not Crank)
- Manual Preheating System Does Not Operate
- Automatic Preheating System Does Not Operate
- While Preheating is in Operation, Preheating Monitor Does Not Come On
- When Starting Switch is Turned to ON Position, Machine Monitor Shows Nothing
- When Starting Switch is Turned to ON Position (with Engine Stopped), Basic Check Monitor Comes On
- Air Cleaner Clogging Monitor Comes On in Yellow While Engine is in Operation
- Charge Level Monitor Comes On in Red While Engine is in Operation
- Engine Coolant Temperature Monitor Comes On in Red While Engine is in Operation
- Engine Oil Pressure Monitor Comes On in Red While Engine is in Operation
- HST Charge Pressure Monitor Comes On in Red While Engine Runs
- Hydraulic Oil Temperature Monitor Comes On in Red While Engine is in Operation
- HST Oil Filter Clogging Monitor Comes On in Red While Engine Runs
- Engine Coolant Temperature Gauge Does Not Show Correct Temperature
- Fuel Gauge Does Not Show Normally
- Hydraulic Oil Temperature Gauge Does Not Show Correct Temperature
- Operation Mode Does Not Change
- When You Operate Customize Switch Does Not Show Customize Screen
- When You Change Setting on Customize Screen, Setting of Machine is Not Changed
- Service Meter is Not Shown While Starting Switch is in OFF Position
- Service Mode Cannot be Selected
- Work Equipment Does Not Operate
- Foot Heater Does Not Operate
- Horn Does Not Sound
- Horn Does Not Stop
- Backup Alarm Does Not Sound
- Backup Alarm Does Not Stop Operation
- Headlamp Does Not Come On
- Rear Lamp Does Not Come On
- No Wiper Operates
- Front Wiper Does Not Operate
- Rear Wiper Does Not Operate
- Left Door Wiper Does Not Operate
- Right Door Wiper Does Not Operate
- Front Washer Does Not Operate
- Rear Washer Does Not Operate
- Left Door Washer Does Not Operate
- Right Door Washer Does Not Operate
- KOMTRAX System Does Not Operate Correctly
- Control Box Shows Message [Waiting for radio link…]
- Control Box Shows Message [Waiting for satellites…]
- Control Box Shows Message [GPS receiver not connected !] and [Komatsu Machine Trouble]
- Control Box Shows Message [Komatsu Machine Trouble]
- Control Box Shows Message [Waiting to initialize…]
- Control Box Shows Message [System initializing]
- Control Box Shows Message [Initializing…]
- Control Box Shows Message [Connecting to GPS…]
- Elevation Control Key on Control Box Shows Message [Low precisions…]
- Control Box Shows Message [Heading Initializing]
- Control Box Shows Message [Out of design area…]
- Control Box Shows Message [No GPS localization…]
- Control Box Shows Message [Loading Design Surface data…]
- Control Box Shows Message [Design Surface data invalid]
- Control Box Shows Message [Starting switch is OFF]
- Control Box Shows Message [Waiting for satellites…] and [Komatsu Machine Trouble]
- Control Box Can Not be Turned on
- Control Box Does Not Display Intelligent Machine Control Screen
- Control Box Does Not Display Bulldozer Image
- Control Box Does Not Display Design Surface
- Control Box Touch Panel Does Not Respond
- Control Box Touch Panel is Inaccurate
- Cylinder Stroke Reset Indication Does Not Go Out
- AUTO or Strikethrough is Not Shown When AUTO/Manual Switch is Pushed (AUTO or Strikethrough Goes Out)
- When You Examine and Adjust the Blade Elevation, the Value is Different from Actual Machine
- Blade Automatic Lower Control Does Not Start While AUTO is Shown
- Blade Automatic Raise Control Does Not Start While AUTO is Shown
- Blade Automatic Control Function is Not Activated While AUTO is Shown (Blade Automatic Control Stops)
- Finished Surface is Inaccurate (The Average Height of Finished Surface is Lower Than Designed Surface or Blade Does Not Touch the Surface)
- Finished Surface is Inaccurate (The Finished Surface is Not Smooth)
- Finished Surface is Inaccurate (When You Finish Slope Horizontally, Steps are Made in Each Direction)
- Machine Cannot Escape from Shoes Slip While Blade Automatic Control is Activated (Shoes Frequently Slips)
- Machine Speed Does Not Increase While Blade Automatic Control is Activated
- Blade Tilt Angle Does Not Respond with Design Surface While Blade Automatic Control is Activated
- Blade Tilts While Blade Automatic Control is Activated
- Even After Lift Layer Control is Activated, Measured Lift Layer Terrain Shape Does Not Agree with Actual Terrain
- The Surface Made with Quick Surface Creation Function is Different from the One in Machine Front Direction, Blade Edge Position
- Machine Does Not Travel Straight While Tilt Steering Control is Activated
- Control Box Continues to Show Progress Bar in Machine Manual Cal Screen
- Engine Hunting Occurs When You Lower the Blade While Ground Line Assist is Activated
- [Laser Receiver Error (Red)] Icon is Shown on Control Box (2D Laser Machine Control)
- [System Error (Red)] Icon is Shown on Control Box (2D Laser Machine Control)
- [AUTO (Green)] is Not Shown on Control Box (2D Laser Machine Control)
- Finished Surface is Inaccurate (2D Laser Machine Control)
- Ground Surface Becomes Rough in Leveling Work (2D Laser Machine Control)
- Current Slope Value on Control Box is Different from Actual Value (2D Laser Machine Control)
- Automatic Control Cannot be Done If You Change Application (2D Laser Machine Control)
- Troubleshooting for Hydraulic and Mechanical Systems (H Mode)
- Information Shown in Troubleshooting Table (H-Mode)
- Failure Mode and Cause Table
- R.H. and L.H. Tracks Cannot Travel FORWARD and REVERSE (None of the Travel Systems Operate)
- R.H. or L.H. Track Cannot Travel FORWARD and REVERSE (One of R.H. or L.H. Travel Systems Cannot Operate)
- R.H. or L.H. Track Cannot Travel FORWARD or REVERSE (Only One of the Travel Systems Cannot Operate in One Direction)
- Travel Speed or Power is Low
- Speed Range Does Not Change
- Shock is Large When Machine Moves Off or Stops
- Travel Deviation is Large
- Machine Drift on a Slope is Large
- Engine Speed Drops Largely or Engine Stops
- Unusual Noise is Heard from Around HST Pump or Motor
- HST Oil Temperature (Hydraulic Oil Temperature) Increases Too High
- All Work Equipment Do Not Operate
- All Work Equipment Speed or Power is Low
- Blade Lift Speed or Power is Low
- Blade Tilt Speed or Power is Low
- Blade Angle Speed or Power is Low
- Time Lag of Blade Lift is Large
- Hydraulic Drift of Blade Lift is Large
- Hydraulic Drift of Tilted Blade is Large
- Unusual Noise is Heard from Around Work Equipment and Cooling Fan Pump or Control Valve
- Fan Speed is Abnormal (Too High or Low, or Does Not Rotate)
- Unusual Noise is Heard from Around Fan
- Final Drive Breather is Contaminated with Oil
- Troubleshooting of Engine (S-Mode)
- Information Shown in Troubleshooting Table (S-Mode)
- Engine Does Not Crank When Starting Switch is Turned to Start Position
- Engine Cranks but No Exhaust Smoke Comes Out
- Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start)
- Engine Startability is Unsatisfactory
- Engine Does Not Pick Up Smoothly
- Engine Stops During Operation
- Engine Does Not Rotate Smoothly
- Engine Lacks Output (or Lacks Power)
- KDPF Becomes Clogged in a Short Time
- Engine Oil Consumption is Excessive
- Engine Oil Becomes Dirty Quickly
- Fuel Consumption is Excessive
- Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down)
- Engine Oil Pressure Drops
- Fuel Mixes Into Engine Oil
- Water Mixes Into Engine Oil (Milky)
- Coolant Temperature Increases Too High (Overheat)
- Unusual Noise is Heard
- Vibration is Excessive
- Air Cannot be Bled from Fuel Circuit
- Active Regeneration is Done Frequently
- Active Regeneration Continues Long
- White Smoke is Exhausted During Active Regeneration
- DEF Consumption is Excessive
- There is an Unusual Smell (Irritating Odor)
- Foreign Materials Enter DEF (DEF Increases)
- 50 Disassembly and Assembly
- Table of Contents
- Precautions Before Work
- Related Information on Disassembly and Assembly
- How to Read This Manual
- Coating Materials List
- Special Tool List
- Sketches of Special Tools
- Engine and Cooling System
- Remove and Install Supply Pump Assembly
- How to Remove Supply Pump Assembly
- How to Install Supply Pump Assembly
- Remove and Install Injector Assembly
- How to Remove Injector Assembly
- How to Install Injector Assembly
- Remove and Install Cylinder Head Assembly
- How to Remove Cylinder Head Assembly
- How to Install Cylinder Head Assembly
- Remove and Install EGR Valve Assembly
- How to Remove EGR Valve Assembly
- How to Install EGR Valve Assembly
- Remove and Install EGR Cooler Assembly
- How to Remove EGR Cooler Assembly
- How to Install EGR Cooler Assembly
- Remove and Install Starter Assembly
- How to Remove Starting Motor Assembly
- How to Install Starting Motor Assembly
- Remove and Install Alternator Belt
- How to Remove Alternator Belt
- How to Install Alternator Belt
- Remove and Install Automatic Tensioner
- How to Remove Automatic Tensioner
- How to Install Automatic Tensioner
- Remove and Install Radiator Assembly
- How to Remove Radiator Assembly
- How to Install Radiator Assembly
- Remove and Install Hydraulic Oil Cooler Assembly
- How to Remove Hydraulic Oil Cooler Assembly
- How to Install Hydraulic Oil Cooler Assembly
- Remove and Install Aftercooler Assembly
- How to Remove Aftercooler Assembly
- How to Install Aftercooler Assembly
- Remove and Install Cooling Fan Drive Assembly
- How to Remove Cooling Fan Drive Assembly
- How to Install Cooling Fan Drive Assembly
- Remove and Install Cooling Fan Motor Assembly
- How to Remove Cooling Fan Motor Assembly
- How to Install Cooling Fan Motor Assembly
- Remove and Install Engine and HST Pump Assembly
- How to Remove Engine and HST Pump Assembly
- How to Install Engine and HST Pump Assembly
- Remove and Install Engine Front Oil Seal
- How to Remove Engine Front Oil Seal
- How to Install Engine Front Oil Seal
- Remove and Install Engine Rear Oil Seal
- How to Remove Engine Rear Oil Seal
- How to Install Engine Rear Oil Seal
- Remove and Install Engine Hood Assembly
- How to Remove Engine Hood Assembly
- How to Install Engine Hood Assembly
- Remove and Install KDPF Assembly
- How to Remove KDPF Assembly
- How to Install KDPF Assembly
- Disassemble and Assemble KDPF Assembly
- How to Disassemble KDPF Assembly
- How to Assemble KDPF Assembly
- Remove and Install KDPF and SCR Assembly
- How to Remove KDPF and SCR Assembly
- How to Install KDPF and SCR Assembly
- Remove and Install Fuel Tank Assembly
- How to Remove Fuel Tank Assembly
- How to Install Fuel Tank Assembly
- Remove and Install DEF Tank Assembly
- How to Remove DEF Tank Assembly
- How to Install DEF Tank Assembly
- Remove and Install DEF Tank Sensor Flange Assembly
- How to Remove DEF Tank Sensor Flange Assembly
- How to Install DEF Tank Sensor Flange Assembly
- Remove and Install DEF Tank Sensor
- How to Remove DEF Tank Sensor
- How to Install DEF Tank Sensor
- Remove and Install DEF Tank Strainer
- How to Remove DEF Tank Strainer
- How to Install DEF Tank Strainer
- Remove and Install SCR Assembly
- How to Remove SCR Assembly
- How to Install SCR Assembly
- Remove and Install KCCV Assembly
- How to Remove KCCV Assembly
- How to Install KCCV Assembly
- Remove and Install VGT Assembly
- How to Remove VGT Assembly
- How to Install VGT Assembly
- Remove and Install DEF Mixing Tube
- How to Remove DEF Mixing Tube
- How to Install DEF Mixing Tube
- Remove and Install DEF Injector
- How to Remove DEF Injector
- How to Install DEF Injector
- Remove and Install DEF Pump
- How to Remove DEF Pump
- How to Install DEF Pump
- Remove and Install DEF Hose
- How to Remove DEF Hose
- How to Install DEF Hose
- Remove and Install Air Cleaner Assembly
- How to Remove Air Cleaner Assembly
- How to Install Air Cleaner Assembly
- Remove and Install Air Conditioner Compressor Assembly
- How to Remove Air Conditioner Compressor Assembly
- How to Install Air Conditioner Compressor Assembly
- Remove and Install Air Conditioner Condenser Assembly
- How to Remove Air Conditioner Condenser Assembly
- How to Install Air Conditioner Condenser Assembly
- Power Train
- Remove and Install Damper Assembly
- How to Remove Damper Assembly
- How to Install Damper Assembly
- Remove and Install HST Pump Assembly
- How to Remove HST Pump Assembly
- How to Install HST Pump Assembly
- Remove and Install HST Motor and Final Drive Assembly
- How to Remove HST Motor and Final Drive Assembly (Serial Number: 45001 to 46684)
- How to Remove HST Motor and Final Drive Assembly (Serial Number: 46685 and up)
- How to Install HST Motor and Final Drive Assembly (Serial Number: 45001 to 46684)
- How to Install HST Motor and Final Drive Assembly (Serial Number: 46685 and up)
- Disassemble and Assemble Final Drive Assembly (Serial Number: 45001 to 46684)
- How to Disassemble Final Drive Assembly (Serial Number: 45001 to 46684)
- How to Assemble Final Drive Assembly (Serial Number: 45001 to 46684)
- Disassemble and Assemble Final Drive Assembly (Serial Number: 46685 and up)
- How to Disassemble Final Drive Assembly (Serial Number: 46685 and up)
- How to Assemble Final Drive Assembly (Serial Number: 46685 and up)
- Undercarriage and Frame
- Remove and Install Track Frame Assembly
- How to Remove Track Frame Assembly
- How to Install Track Frame Assembly
- Remove and Install Idler Assembly
- How to Remove Idler Assembly
- How to Install Idler Assembly
- Disassemble and Assemble Idler Assembly
- How to Disassemble Idler Assembly
- How to Assemble Idler Assembly
- Remove and Install Recoil Spring Assembly
- How to Remove Recoil Spring Assembly
- How to Install Recoil Spring Assembly
- Disassemble and Assemble Recoil Spring Assembly
- How to Disassemble Recoil Spring Assembly
- How to Assemble Recoil Spring Assembly
- Remove and Install Track Roller Assembly
- How to Remove Track Roller Assembly
- How to Install Track Roller Assembly
- Disassemble and Assemble Track Roller Assembly
- How to Disassemble Track Roller Assembly
- How to Assemble Track Roller Assembly
- Remove and Install Carrier Roller Assembly
- How to Remove Carrier Roller Assembly
- How to Install Carrier Roller Assembly
- Disassemble and Assemble Carrier Roller Assembly
- How to Disassemble Carrier Roller Assembly
- How to Assemble Carrier Roller Assembly
- Remove and Install Pivot Shaft Assembly
- How to Remove Pivot Shaft Assembly
- How to Install Pivot Shaft Assembly
- Separate and Connect Track Assembly
- How to Examine Before Separation of Track Assembly
- How to Separate Track Assembly (Standard)
- How to Separate Track Assembly (When Track Frame Has Internal Defect)
- How to Install Track Assembly
- Separate and Connect PLUS Type Track Assembly
- How to Separate PLUS Type Track Assembly
- Install PLUS Type Track Assembly
- Disassemble and Assemble Track Assembly Generally
- How to Disassemble Full Track Shoes Assembly
- How to Assemble Full Track Shoes Assembly
- Disassemble and Assemble PLUS Type Track Assembly Generally
- Disassemble PLUS Type Track Assembly Generally
- How to Assemble PLUS Type Track Shoes Assembly Generally
- Disassemble and Assemble One Track Link Assembly in Field (Track Assembly)
- How to Disassemble One Track Link Assembly in Field (Track Assembly)
- How to Assemble One Track Link Assembly in Field (Track Assembly)
- Disassemble and Assemble One Track Link Assembly in Field (PLUS Type Track Assembly)
- How to Disassemble One Track Link Assembly in Field (PLUS Type Track Assembly)
- Assemble One Track Link Assembly in Field (PLUS Type Track Assembly)
- Remove and Install Equalizer Bar Assembly
- How to Remove Equalizer Bar Assembly
- How to Install Equalizer Bar Assembly
- Remove and Install Equalizer Bar Side Bushing
- How to Remove Equalizer Bar Side Bushings
- How to Install Equalizer Bar Side Bushings
- Remove and Install Segment Teeth
- How to Remove Segment Teeth
- How to Install Segment Teeth
- Hydraulic System
- Remove and Install Hydraulic Tank Assembly
- How to Remove Hydraulic Tank Assembly
- How to Install Hydraulic Tank Assembly
- Remove and Install Control Valve Assembly
- How to Remove Control Valve Assembly
- How to Install Control Valve Assembly
- Work Equipment
- Remove and Install Blade Assembly
- How to Remove Blade Assembly
- How to Install Blade Assembly
- Remove and Install Work Equipment Assembly
- How to Remove Work Equipment Assembly
- How to Install Work Equipment Assembly
- Remove and Install Stroke and Reset Sensing Blade Lift Cylinder Assembly
- How to Remove Stroke and Reset Sensing Blade Lift Cylinder Assembly
- How to Install Stroke and Reset Sensing Blade Lift Cylinder Assembly
- Disassemble and Assemble Stroke and Reset Sensing Blade Lift Cylinder Assembly
- How to Disassemble Stroke and Reset Sensing Blade Lift Cylinder Assembly
- Assemble Stroke and Reset Sensing Blade Lift Cylinder Assembly
- Remove and Install Stroke Sensing Blade Tilt Cylinder Assembly
- How to Remove Stroke Sensing Blade Tilt Cylinder Assembly
- How to Install Stroke Sensing Blade Tilt Cylinder Assembly
- Disassemble and Assemble Stroke Sensing Blade Tilt Cylinder Assembly
- How to Disassemble Stroke Sensing Blade Tilt Cylinder Assembly
- How to Assemble Stroke Sensing Blade Tilt Cylinder Assembly
- Remove and Install Stroke Sensing Blade Angle Cylinder Assembly
- How to Remove Stroke Sensing Blade Angle Cylinder Assembly
- How to Install Stroke Sensing Blade Angle Cylinder Assembly
- Disassemble and Assemble Stroke Sensing Blade Angle Cylinder Assembly
- How to Disassemble Stroke Sensing Blade Angle Cylinder Assembly
- How to Assemble Stroke Sensing Blade Angle Cylinder Assembly
- Remove and Install U-Frame Assembly
- How to Remove U-Frame Assembly
- How to Install U-Frame Assembly
- CAB Related Parts
- Remove and Install Operator Cab Assembly
- How to Remove Operator Cab Assembly
- How to Install Operator Cab Assembly
- Remove and Install Operator Cab Glass (Adhered Glass)
- How to Remove Operator Cab Glass (Adhered Glass)
- How to Install Operator Cab Glass (Adhered Glass)
- Remove and Install Air Conditioner Unit Assembly
- How to Remove Air Conditioner Unit Assembly
- How to Install Air Conditioner Unit Assembly
- Remove and Install Operator Seat
- How to Remove Operator Seat
- How to Install Operator Seat
- How to Remove and Install Seat Belt
- How to Remove Seat Belt
- How to Install Seat Belt
- Remove and Install Foot Heater Assembly
- How to Remove Foot Heater Assembly
- How to Install Foot Heater Assembly
- Disassemble and Assemble Foot Heater Assembly
- How to Disassemble Foot Heater Assembly
- How to Assemble Foot Heater Assembly
- Electrical System
- Remove and Install Engine Controller Assembly
- How to Remove Engine Controller Assembly
- How to Install Engine Controller Assembly
- Remove and Install HST Controller Assembly
- How to Remove HST Controller Assembly
- How to Install HST Controller Assembly
- Remove and Install Machine Monitor Assembly
- How to Remove Machine Monitor Assembly
- How to Install Machine Monitor Assembly
- Remove and Install Mass Air Flow and Temperature Sensor
- How to Remove Mass Air Flow and Temperature Sensor
- How to Install Mass Air Flow and Temperature Sensor
- Remove and Install KCCV Crankcase Pressure Sensor
- How to Remove KCCV Crankcase Pressure Sensor
- How to Install KCCV Crankcase Pressure Sensor
- Remove and Install SCR Temperature Sensor
- How to Remove SCR Temperature Sensor
- How to Install SCR Temperature Sensor
- Remove and Install Gateway Function Controller Assembly
- How to Remove Gateway Function Controller Assembly
- How to Install Gateway Function Controller Assembly
- Remove and Install Navigation Controller
- How to Remove Navigation Controller
- How to Install Navigation Controller
- Remove and Install ICT Sensor Controller Assembly
- How to Remove ICT Sensor Controller Assembly
- How to Install ICT Sensor Controller Assembly
- Remove and Install Control Box
- How to Remove Control Box
- How to Install Control Box
- Remove and Install GNSS Receiver
- How to Remove GNSS Receiver
- How to Install GNSS Receiver
- Remove and Install GNSS Antenna
- How to Remove GNSS Antenna
- How to Install GNSS Antenna
- Remove and Install IMU Sensor
- How to Remove IMU Sensor
- How to Install IMU Sensor
- Remove and Install Communication Terminal
- How to Remove Communication Terminal
- How to Install Communication Terminal
- Remove and Install Communication Antenna
- How to Remove Communication Antenna
- How to Install Communication Antenna
- 60 Maintenance Standard
- Table of Contents
- Abbreviation List
- Engine and Cooling System
- Maintenance Standard for Engine Mount
- Maintenance Standard for Damper
- Maintenance Standard for Cooling System
- Maintenance Standard for Cooling Fan Motor
- Maintenance Standard for Hydraulic Oil Cooler Bypass and HST Charge Safety Valve
- Power Train
- Maintenance Standard for HST Pump (Serial Number: 45001 to 46682)
- Maintenance Standard for EPC Valve of HST Pump
- Maintenance Standard for Tow Receiving Valve of HST Pump (Serial Number: 45001 to 46682)
- Maintenance Standard for HST Pump (Serial Number: 46683 and up)
- Maintenance Standard for EPC Valve of HST Pump
- Maintenance Standard for Tow Receiving Valve of HST Pump (Serial Number: 46683 and up)
- Maintenance Standard for HST Charge Pump
- Maintenance Standard for HST Motor (Serial Number: 45001 to 46684)
- Maintenance Standard for HST Motor (Serial Number: 46685 and up)
- Maintenance Standard for Final Drive (Serial Number: 45001 to 46684)
- Maintenance Standard for Final Drive (Serial Number: 46685 and up)
- Maintenance Standard for Sprocket for Conventional Type Track Shoes
- Maintenance Standard for Sprocket Tooth Profile Full-Scale Drawing for Conventional Type Track Shoes
- Maintenance Standard for Sprocket for PLUS Type Track Shoes
- Maintenance Standard for Sprocket Tooth Profile Full-Scale Drawing for PLUS Type Track Shoes
- Undercarriage and Frame
- Maintenance Standard for Suspension
- Maintenance Standard for Track Frame and Idler Cushion
- Maintenance Standard for Idler
- Maintenance Standard for Track Roller for Conventional Type Track Shoes (Single Flange Type)
- Maintenance Standard for Track Roller for Conventional Type Track Shoes (Double Flange Type)
- Maintenance Standard for Track Roller for PLUS Type Track Shoes (Single Flange Type)
- Maintenance Standard for Track Roller for PLUS Type Track Shoes (Double Flange Type)
- Maintenance Standard for Carrier Roller for Conventional Type Track Shoes
- Maintenance Standard for Carrier Roller for PLUS Type Track Shoes
- Maintenance Standard for Conventional Type Track Shoes
- Maintenance Standard for PLUS Type Track Shoes
- Maintenance Standard for Single Shoes
- Maintenance Standard for Swamp Shoes
- Hydraulic System
- Maintenance Standard for Hydraulic Tank
- Maintenance Standard for Work Equipment and Cooling Fan Pump
- Maintenance Standard for Servo Valve of Work Equipment and Cooling Fan Pump
- Maintenance Standard for Control Valve
- Maintenance Standard for Ripper PPC Valve
- Maintenance Standard for 5-Spool EPC and Solenoid Valve
- Maintenance Standard for EPC Valve
- Maintenance Standard for Angle Control EPC Valve
- Maintenance Standard for Quick Drop Valve
- Work Equipment
- Maintenance Standard for Front Work Equipment
- Maintenance Standard for Cutting Edge and End Bit
- Maintenance Standard for Blade Lift Cylinder
- Maintenance Standard for Stroke and Reset Sensing Blade Lift Cylinder
- Maintenance Standard for Blade Tilt Cylinder
- Maintenance Standard for Blade Angle Cylinder
- Maintenance Standard for Fixed Multi-Shank Ripper
- Maintenance Standard for Ripper Lift Cylinder
- CAB Related Parts
- Maintenance Standard for CAB Mount
- Electrical System
- Maintenance Standard for Steering Electric Lever
- 80 Appendix
- Table of Contents
- Precautions Before Work
- Abbreviation List
- Air Conditioner System
- Precautions for Refrigerant
- Air Conditioner Component
- Specifications of Air Conditioner
- Structure and Function of Refrigeration Cycle
- Outline of Refrigeration Cycle
- Component Parts of Air Conditioner System
- Air Conditioner Unit
- Configuration Diagram of Air Conditioner Unit
- Function of Air Conditioner Unit
- Component Parts of Air Conditioner Unit
- Function of Evaporator as Air Conditioner Unit Component
- Function of Heater Core as Air Conditioner Unit Component
- Function of Thermostat as Air Conditioner Unit Component
- Structure of Expansion Valve as Air Conditioner Unit Component
- Function of Expansion Valve as Air Conditioner Unit Component
- Operate Expansion Valve as Air Conditioner Unit Component
- Function of Dual Pressure Switch
- Function of Pressure Switch
- Compressor
- Structure of Compressor
- Specifications of Compressor
- Function of Compressor
- Condenser
- Structure of Condenser
- Specifications of Condenser
- Function of Condenser
- Receiver Drier
- Structure of Receiver Dryer
- Specifications of Receiver Dryer
- Function of Receiver Dryer
- Explanation of Procedure for Test of and Troubleshooting of Air Conditioner
- Circuit Diagram of Air Conditioner
- System Diagram of Air Conditioner
- Control Function of Air Conditioner
- Locations of Air Conditioner Parts and Layout of Connectors
- Examine Relay
- Air Conditioner Troubleshooting Chart 1
- Air Conditioner Troubleshooting Chart 2
- Information Shown in Troubleshooting Table
- Troubleshooting for Condenser Fan
- Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled)
- Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal)
- Troubleshooting for Temperature Control Function
- Troubleshooting by Gauge Pressure
- Connect Service Tool
- How to Connect Service Tool
- Precautions for Disconnection and Connection of Air Conditioner Piping
- Handle Compressor Oil
- 90 Circuit Diagrams
- Table of Contents
- Hydraulic Circuit Diagram
- Symbols Used in Hydraulic Circuit Diagram
- Hydraulic Circuit Diagram (Serial Number: 45001 to 46684)
- Hydraulic Circuit Diagram (Serial Number: 46685 and up)
- Electrical Circuit Diagram
- Symbols Used in Electric Circuit Diagram
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (1/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (2/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (3/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (4/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (5/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (6/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (7/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (8/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (9/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (10/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (11/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (12/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (13/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (14/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (15/16)
- Electrical Circuit Diagram (Applicable Machine: 45001 to 46273) (16/16)
- Electrical Circuit Diagram (2D Laser Machine Control) (Applicable Machine: 45001 to 46273)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (1/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (2/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (3/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (4/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (5/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (6/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (7/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (8/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (9/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (10/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (11/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (12/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (13/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (14/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (15/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (16/17)
- Electrical Circuit Diagram (Applicable Machine: 46274 and Up) (17/17)
- Index
Komatsu
