








$15.00
Generation
10Language
EnglishModel of Truck
PC240LC-10Region
USATruck Class
PC240Illustrated factory Operate and Maintenance manual for Komatsu Crawler Excavators Models PC240LC-10.
This manual will assist you in operating, and maintaining for your crawler excavator.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (USA):
PC240LC-10 (SN: A20001-)
Format: PDF, 450 pages
Language: English
Table of Contents:
FORWARD
SAFETY INFORMATION
Safety Labels
INTRODUCTION
Directions of Machine
Visibility from Operators Seat
Breaking-in The New Machine
Product Information
Service Meter Location
Your Machine Serial Numbers And Distributor
Engine Acronyms
TABLE OF CONTENTS
SAFETY LABELS
Location Of Safety Labels
Safety Labels
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE
Precautions Before Starting Operation
Preparations For Safe Operation
Clothing And Personal Protective Items
Keep Machine Clean
Keep Operator's Compartment Clean
Fire Extinguisher And First Aid Kit
Safety Equipment
If Problems Are Found
Fire Prevention And Explosion Prevention
Action If Fire Occurs
Handrails and Steps
Mounting And Dismounting
No Persons On Attachments
Leaving Operator's Seat With Lock
Emergency Exit From Operator's Cab
Do Not Get Caught In Work Equipment
Precautions Related To Protective Structures
Falling Objects, Flying Objects And Intruding Objects Prevention
Unauthorized Modification
Precautions Related To Attachments And Options
Precautions Related To Cab Glass
Precautions When Running Engine Inside Building
Safety At Jobsite
Working On Loose Ground
Distance To High Voltage Cables
Ensure Good Visibility
Signalman's Signal And Signs
Asbestos Dust Hazard Prevention
SAFETY MACHINE OPERATION
Starting Engine
Operation
TRANSPORTATION
Loading and Unloading
Shipping the Machine
TOWING
Safety Rules For Towing
LIFTING OBJECTS WITH BUCKET
Safety Rules For Lifting Objects
SAFETY MAINTENANCE INFORMATION
Warning Tag
Keep Work Place Clean And Tidy
Select Suitable Place For Inspection And Maintenance
Only Authorized Personnel
Appoint Leader When Working With Others
Stop Engine Before Carrying Out Maintenance
Precautions When Working At High Places
Two Workers For Maintenance When Engine Is Running
Attachments
Work On Machine
Work Under The Machine
Proper Tools
Battery Disconnect Switch
Removing Battery Terminals
Welding
Battery
When Using Hammer
Precautions With High-temperature Coolant
Precautions With High-temperature Oil
Safety Rules For High-pressure Oil
Precaution For High Voltage
Noise
Safety First When Using High-pressure Grease To Adjust Track Tension
Do Not Disassemble Recoil Springs
Accumulator
Handling Gas Spring
Compressed Air
Air Conditioner Maintenance
Waste Materials
Select Window Washer Fluid
Personnel
Periodic Replacement Of Safety Critical Parts
MACHINE VIEW ILLUSTRATIONS
Overall Machine View
General View of Cab
CONTROLS AND GAUGES
Machine Monitor
EXPLANATION OF COMPONENTS
Machine Monitor
Monitor Setting
SWITCHES
Starting Switch
Fuel Control Dial
Cigarette Lighter
Swing Lock Switch
Lamp Switch
Horn Switch
One Touch Power Max. Switch
Room Lamp Switch
Emergency Pump Drive Switch
Swing Brake Cancel Switch
Ceiling Window Wiper Switch
Seat Heater Switch
Engine Shutdown Secondary Switch
CONTROL LEVERS AND PEDALS
Lock Lever
Travel Levers
Work Equipment Control Lever
ROOF WINDOW
WINDSHIELD
EMERGENCY ESCAPE HAMMER
DOOR LOCK
CAB DOOR HINGE
ENGINE HOOD
When Opening (Normal Case: Intermediate Lock Position)
When Closing (Normal Case: Intermediate Lock Position)
CAPS AND COVERS WITH LOCK
Open and Close Caps with Lock
Open and Close Covers with Lock
Lock and Unlock Engine Hood
Lock and Unlock Cab Door
DRINK BOX
MAGAZINE BOX
CUP HOLDER
ASHTRAY
AIR CONDITIONER CONTROLS
Air Conditioner Control Panel
Method of Operation
Rules for Using Air Conditioner
Air Conditioner Maintenance
RADIO
Control Panel
Operation Method
AUXILIARY ELECTRIC POWER
24 V Power Source
12 V Power Source
FUSE
FUSIBLE LINK
TOOL BOX
GREASE GUN HOLDER
FIRE EXTINGUISHER
BATTERY DISCONNECT SWITCH
SYSTEM OPERATING LAMP
HANDLING KOMATSU DIESEL PARTICULATE FILTER (KDPF)
Operation Procedure of Manual Stationary Regeneration
HANDLING MACHINES EQUIPPED WITH KOMTRAX
Basic Precautions
MACHINE OPERATIONS AND CONTROLS
Before Starting Engine
Seat Belt Inspection
Seat Belt
Operations Before Starting Engine
STARTING ENGINE
Turbo Protect Function
AFTER STARTING ENGINE
Engine Warm Up
Hydraulic System Warm-Up
Operation After Completion Of Warming-Up Operation
STOPPING THE ENGINE
MACHINE OPERATION
Preparations for Moving the Machine
Moving Machine Forward
Moving Machine Backward
Stopping Machine
STEERING THE MACHINE
Steering
SWINGING
WORK EQUIPMENT CONTROLS AND OPERATIONS
WORKING MODE
Working Mode Switch
One-Touch Power Max. Switch
PROHIBITED OPERATIONS
GENERAL OPERATION INFORMATION
Traveling
High Speed Travel
Permissible Water Depth
TRAVELING ON SLOPES
ESCAPE FROM MUD
Track on One Side Stuck
Tracks on Both Sides Stuck
RECOMMENDED APPLICATIONS
Backhoe Work
Shovel Work
Ditching Work
Loading Work
BUCKET REPLACEMENT AND INVERSION
Replacement
Inversion
PARKING MACHINE
MACHINE INSPECTION AFTER DAILY WORK
LOCKING
TRANSPORTATION
Transportation Procedure
Loading And Unloading With Trailer
LONG DISTANCE TRANSPORT MODE
Normal Mode Display
Long Distance Transport Mode Display
LIFTING MACHINE
Standard Specification Machines
COLD WEATHER OPERATION
Cold Weather Operation Information
AFTER DAILY WORK COMPLETION
AFTER COLD WEATHER SEASON
LONG TERM STORAGE
Before Storage
During Storage
After Storage
Starting Machine After Long-term Storage
TROUBLES AND ACTIONS
Running Out Of Fuel
Phenomena That Are Not Failures
Towing The Machine
Lightweight Towing Hole
Severe Job Condition
Discharged Battery
OTHER TROUBLE
Electrical System
Chassis
Engine
Electronic Control System
MAINTENANCE INFORMATION
OUTLINE OF SERVICE
Handling Oil, Fuel, Coolant, And Performing Oil Clinic
Electric System Maintenance
WEAR PARTS
Wear Parts List
RECOMMENDED FUEL, COOLANT, AND LUBRICANT
Lubrication Chart
Fuel, Coolant, and Lubricants to Match the Ambient Temperature
KDPF (Komatsu Diesel Particulate Filter)
Recommended Brands, Recommended Quality For Products Other Than Komatsu Genuine Oil
TORQUE SPECIFICATIONS
Torque List
SAFETY CRITICAL PARTS
Safety Critical Parts List
MAINTENANCE SCHEDULE
Maintenance Schedule Table
Maintenance Interval For Hydraulic Breaker
MAINTENANCE PROCEDURE
Initial 10 Hours Maintenance
Initial 250 Hours Maintenance (Only After The First 250 Hours)
Initial 500 Hours Maintenance (Only After The First 500 Hours)
When Required
Check Before Starting
Every 100 Hours Maintenance
Every 250 Hours Maintenance
Every 500 Hours Maintenance
Every 1000 Hours Maintenance
Every 2000 Hours Maintenance
Every 4000 Hours Maintenance
Every 4500 Hours Maintenance
Every 5000 Hours Maintenance
Every 8000 Hours Maintenance
SPECIFICATIONS
GENERAL PRECAUTIONS FOR SAFETY
Precautions When Selecting
Read The Operation and Maintenance Manual Thoroughly
Precautions When Removing Or Installing
Precautions When Using
BUCKET WITH HOOK
Hook Condition
Prohibited Operations
CHANGING DIRECTION OF THE MACHINE
Straight Travel (Option)
CHANGING MACHINE CONTROL PATTERN
Control Pattern Change Procedure
MACHINE READY FOR ATTACHMENT
Locations
HYDRAULIC CIRCUIT
Switching Hydraulic Circuit
Hydraulic Circuit Connection
Oil Flow Path
Replace Additional Breaker Filter Element
Replace Additional Breaker Pilot Filter Element
ATTACHMENT REMOVAL AND INSTALLATION
Attachment Removal
Attachment Installation
ATTACHMENT OPERATIONS
When Using Breaker
When Using General Attachment Such as Crusher
LONG TERM STORAGE
Specifications
Attachment Guide
Attachment Combinations
TRACK SHOES SELECTION
BUCKET TEETH SELECTION
Selection Guide for Horizontal or Vertical Pin Type Tooth
HANDLING OF RUBBER PAD SHOE AND ROAD LINER
Check Road Liner
Handling Trapezoidal Bucket
Digging Work
HANDLING EXTENSION ARM
HANDLING CLAMSHELL BUCKET
RECOMMENDED ATTACHMENT OPERATIONS
Hydraulic Breaker
Prohibited Usage
This manual will assist you in operating, and maintaining for your crawler excavator.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (USA):
PC240LC-10 (SN: A20001-)
Format: PDF, 450 pages
Language: English
Table of Contents:
FORWARD
SAFETY INFORMATION
Safety Labels
INTRODUCTION
Directions of Machine
Visibility from Operators Seat
Breaking-in The New Machine
Product Information
Service Meter Location
Your Machine Serial Numbers And Distributor
Engine Acronyms
TABLE OF CONTENTS
SAFETY LABELS
Location Of Safety Labels
Safety Labels
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE
Precautions Before Starting Operation
Preparations For Safe Operation
Clothing And Personal Protective Items
Keep Machine Clean
Keep Operator's Compartment Clean
Fire Extinguisher And First Aid Kit
Safety Equipment
If Problems Are Found
Fire Prevention And Explosion Prevention
Action If Fire Occurs
Handrails and Steps
Mounting And Dismounting
No Persons On Attachments
Leaving Operator's Seat With Lock
Emergency Exit From Operator's Cab
Do Not Get Caught In Work Equipment
Precautions Related To Protective Structures
Falling Objects, Flying Objects And Intruding Objects Prevention
Unauthorized Modification
Precautions Related To Attachments And Options
Precautions Related To Cab Glass
Precautions When Running Engine Inside Building
Safety At Jobsite
Working On Loose Ground
Distance To High Voltage Cables
Ensure Good Visibility
Signalman's Signal And Signs
Asbestos Dust Hazard Prevention
SAFETY MACHINE OPERATION
Starting Engine
Operation
TRANSPORTATION
Loading and Unloading
Shipping the Machine
TOWING
Safety Rules For Towing
LIFTING OBJECTS WITH BUCKET
Safety Rules For Lifting Objects
SAFETY MAINTENANCE INFORMATION
Warning Tag
Keep Work Place Clean And Tidy
Select Suitable Place For Inspection And Maintenance
Only Authorized Personnel
Appoint Leader When Working With Others
Stop Engine Before Carrying Out Maintenance
Precautions When Working At High Places
Two Workers For Maintenance When Engine Is Running
Attachments
Work On Machine
Work Under The Machine
Proper Tools
Battery Disconnect Switch
Removing Battery Terminals
Welding
Battery
When Using Hammer
Precautions With High-temperature Coolant
Precautions With High-temperature Oil
Safety Rules For High-pressure Oil
Precaution For High Voltage
Noise
Safety First When Using High-pressure Grease To Adjust Track Tension
Do Not Disassemble Recoil Springs
Accumulator
Handling Gas Spring
Compressed Air
Air Conditioner Maintenance
Waste Materials
Select Window Washer Fluid
Personnel
Periodic Replacement Of Safety Critical Parts
MACHINE VIEW ILLUSTRATIONS
Overall Machine View
General View of Cab
CONTROLS AND GAUGES
Machine Monitor
EXPLANATION OF COMPONENTS
Machine Monitor
Monitor Setting
SWITCHES
Starting Switch
Fuel Control Dial
Cigarette Lighter
Swing Lock Switch
Lamp Switch
Horn Switch
One Touch Power Max. Switch
Room Lamp Switch
Emergency Pump Drive Switch
Swing Brake Cancel Switch
Ceiling Window Wiper Switch
Seat Heater Switch
Engine Shutdown Secondary Switch
CONTROL LEVERS AND PEDALS
Lock Lever
Travel Levers
Work Equipment Control Lever
ROOF WINDOW
WINDSHIELD
EMERGENCY ESCAPE HAMMER
DOOR LOCK
CAB DOOR HINGE
ENGINE HOOD
When Opening (Normal Case: Intermediate Lock Position)
When Closing (Normal Case: Intermediate Lock Position)
CAPS AND COVERS WITH LOCK
Open and Close Caps with Lock
Open and Close Covers with Lock
Lock and Unlock Engine Hood
Lock and Unlock Cab Door
DRINK BOX
MAGAZINE BOX
CUP HOLDER
ASHTRAY
AIR CONDITIONER CONTROLS
Air Conditioner Control Panel
Method of Operation
Rules for Using Air Conditioner
Air Conditioner Maintenance
RADIO
Control Panel
Operation Method
AUXILIARY ELECTRIC POWER
24 V Power Source
12 V Power Source
FUSE
FUSIBLE LINK
TOOL BOX
GREASE GUN HOLDER
FIRE EXTINGUISHER
BATTERY DISCONNECT SWITCH
SYSTEM OPERATING LAMP
HANDLING KOMATSU DIESEL PARTICULATE FILTER (KDPF)
Operation Procedure of Manual Stationary Regeneration
HANDLING MACHINES EQUIPPED WITH KOMTRAX
Basic Precautions
MACHINE OPERATIONS AND CONTROLS
Before Starting Engine
Seat Belt Inspection
Seat Belt
Operations Before Starting Engine
STARTING ENGINE
Turbo Protect Function
AFTER STARTING ENGINE
Engine Warm Up
Hydraulic System Warm-Up
Operation After Completion Of Warming-Up Operation
STOPPING THE ENGINE
MACHINE OPERATION
Preparations for Moving the Machine
Moving Machine Forward
Moving Machine Backward
Stopping Machine
STEERING THE MACHINE
Steering
SWINGING
WORK EQUIPMENT CONTROLS AND OPERATIONS
WORKING MODE
Working Mode Switch
One-Touch Power Max. Switch
PROHIBITED OPERATIONS
GENERAL OPERATION INFORMATION
Traveling
High Speed Travel
Permissible Water Depth
TRAVELING ON SLOPES
ESCAPE FROM MUD
Track on One Side Stuck
Tracks on Both Sides Stuck
RECOMMENDED APPLICATIONS
Backhoe Work
Shovel Work
Ditching Work
Loading Work
BUCKET REPLACEMENT AND INVERSION
Replacement
Inversion
PARKING MACHINE
MACHINE INSPECTION AFTER DAILY WORK
LOCKING
TRANSPORTATION
Transportation Procedure
Loading And Unloading With Trailer
LONG DISTANCE TRANSPORT MODE
Normal Mode Display
Long Distance Transport Mode Display
LIFTING MACHINE
Standard Specification Machines
COLD WEATHER OPERATION
Cold Weather Operation Information
AFTER DAILY WORK COMPLETION
AFTER COLD WEATHER SEASON
LONG TERM STORAGE
Before Storage
During Storage
After Storage
Starting Machine After Long-term Storage
TROUBLES AND ACTIONS
Running Out Of Fuel
Phenomena That Are Not Failures
Towing The Machine
Lightweight Towing Hole
Severe Job Condition
Discharged Battery
OTHER TROUBLE
Electrical System
Chassis
Engine
Electronic Control System
MAINTENANCE INFORMATION
OUTLINE OF SERVICE
Handling Oil, Fuel, Coolant, And Performing Oil Clinic
Electric System Maintenance
WEAR PARTS
Wear Parts List
RECOMMENDED FUEL, COOLANT, AND LUBRICANT
Lubrication Chart
Fuel, Coolant, and Lubricants to Match the Ambient Temperature
KDPF (Komatsu Diesel Particulate Filter)
Recommended Brands, Recommended Quality For Products Other Than Komatsu Genuine Oil
TORQUE SPECIFICATIONS
Torque List
SAFETY CRITICAL PARTS
Safety Critical Parts List
MAINTENANCE SCHEDULE
Maintenance Schedule Table
Maintenance Interval For Hydraulic Breaker
MAINTENANCE PROCEDURE
Initial 10 Hours Maintenance
Initial 250 Hours Maintenance (Only After The First 250 Hours)
Initial 500 Hours Maintenance (Only After The First 500 Hours)
When Required
Check Before Starting
Every 100 Hours Maintenance
Every 250 Hours Maintenance
Every 500 Hours Maintenance
Every 1000 Hours Maintenance
Every 2000 Hours Maintenance
Every 4000 Hours Maintenance
Every 4500 Hours Maintenance
Every 5000 Hours Maintenance
Every 8000 Hours Maintenance
SPECIFICATIONS
GENERAL PRECAUTIONS FOR SAFETY
Precautions When Selecting
Read The Operation and Maintenance Manual Thoroughly
Precautions When Removing Or Installing
Precautions When Using
BUCKET WITH HOOK
Hook Condition
Prohibited Operations
CHANGING DIRECTION OF THE MACHINE
Straight Travel (Option)
CHANGING MACHINE CONTROL PATTERN
Control Pattern Change Procedure
MACHINE READY FOR ATTACHMENT
Locations
HYDRAULIC CIRCUIT
Switching Hydraulic Circuit
Hydraulic Circuit Connection
Oil Flow Path
Replace Additional Breaker Filter Element
Replace Additional Breaker Pilot Filter Element
ATTACHMENT REMOVAL AND INSTALLATION
Attachment Removal
Attachment Installation
ATTACHMENT OPERATIONS
When Using Breaker
When Using General Attachment Such as Crusher
LONG TERM STORAGE
Specifications
Attachment Guide
Attachment Combinations
TRACK SHOES SELECTION
BUCKET TEETH SELECTION
Selection Guide for Horizontal or Vertical Pin Type Tooth
HANDLING OF RUBBER PAD SHOE AND ROAD LINER
Check Road Liner
Handling Trapezoidal Bucket
Digging Work
HANDLING EXTENSION ARM
HANDLING CLAMSHELL BUCKET
RECOMMENDED ATTACHMENT OPERATIONS
Hydraulic Breaker
Prohibited Usage
General
Generation
10Language
EnglishModel of Truck
PC240LC-10Region
USATruck Class
PC240Type of Document
Operate and Maintenance manualType of Truck
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