Basic Operation Of Machine Monitor
Basic Check Monitors
Caution Monitors
Emergency Monitors
Meter Display Portion
Monitor Switches Portion
SWITCHES
CONTROL LEVERS AND PEDALS
SUN ROOF
WINDSHIELD
EMERGENCY EXIT FROM OPERATOR'S CAB
DOOR LOCK
CAP WITH LOCK
HOT AND COOL BOX
MAGAZINE BOX
ASHTRAY
AIR CONDITIONER CONTROLS
Air Conditioner Control Panel
Method Of Operation
Use Air Conditioner With Care
Air Conditioner Maintenance
Other Functions
RADIO
Control Panel
Controls Of Radio
Use Radio With Care
AUXILIARY ELECTRIC POWER
V power source
FUSE
FUSIBLELINK
CONTROLLERS
TOOL BOX
GREASE GUN HOLDER
ACCUMULATOR
Releasing Hydraulic Pressure With Accumulator
MACHINE OPERATIONS AND CONTROLS
BEFORE STARTING ENGINE
Walk-Around Checks
Checks Before Starting
Adjustment
Seat Belt
Operations Before Starting Engine
Normal Starting
Starting Engine In Cold Weather
AFTER STARTING ENGINE
Breaking-In The New Machine
Warming-Up Operation
In Cold Weather Areas
STOPPING THE ENGINE
CHECK AFTER SHUT OFF ENGINE
MACHINE OPERATION
Preparations For Moving The Machine Off
Moving Machine Forward
Moving Machine Backward
Stopping Machine
STEERING THE MACHINE
Steering
SWINGING
WORK EQUIPMENT CONTROLS AND OPERATIONS
WORKING MODE
PROHIBITED OPERATIONS
GENERAL OPERATION INFORMATION
TRAVELING ON SLOPES
ESCAPE FROM MUD
Stuck One Side Of Track
Stuck Both Sides Of Tracks
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 PROCEDURE
LOADING AND UNLOADING WITH TRAILER
Loading
Securing Machine
Unloading
LIFTING MACHINE
COLD WEATHER OPERATION
COLD WEATHER OPERATION INFORMATION
Fuel And Lubricants
Cooling System Coolant
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
Battery Removal And Installation
Battery Charges
Starting Engine With Booster Cables
OTHER TROUBLE
Electrical System
Chassis
Engine
Electronic Control System
Point Of Contact To Telephone When Error Occurs
MAINTENANCE INFORMATION
LUBRICANTS, COOLANT AND FILTERS
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
Fuel
Grease
Carrying out KOWA (Komatsu Oil Wear Analysis)
Oil And Fuel Storage
Filters
ELECTRIC SYSTEM MAINTENANCE
WEAR PARTS
WEAR PARTS LIST
LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS
PROPER SELECTION
TIGHTENING TORQUE SPECIFICATIONS
TIGHTENING TORQUE LIST
SAFETY CRITICAL PARTS
SAFETY CRITICAL PARTS LIST
MAINTENANCE SCHEDULE
MAINTENANCE SCHEDULE CHART
MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER
USE OF BIO-DEGRADEABLE OIL
Filter changes
Oil changes
MAINTENANCE PROCEDURE
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)
INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS)
WHEN REQUIRED
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT
CLEAN INSIDE OF COOLING SYSTEM
CHECK AND TIGHTEN TRACK SHOE BOLTS
CHECK AND ADJUST TRACK TENSION
CHECK ELECTRICAL INTAKE AIR HEATER
REPLACE BUCKET TEETH (VERTICAL PIN TYPE)
REPLACE BUCKET TEETH (HORIZONTAL PIN TYPE)
ADJUST BUCKET CLEARANCE
CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID
CHECK AND ADJUST AIR CONDITIONER
WASH WASHABLE FLOOR
BLEEDING AIR FROM HYDRAULIC SYSTEM
METHOD FOR RELEASING INTERNAL PRESSURE IN HYDRAULIC CIRCUIT
CHECK BEFORE STARTING
EVERY 250 HOURS MAINTENANCE
CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL
CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL
CHECK LEVEL OF BATTERY ELECTROLYTE
CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST
EVERY 500 HOURS MAINTENANCE
LUBRICATING
LUBRICATE SWING CIRCLE
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE
REPLACE FUEL FILTER CARTRIDGE
CHECK SWING PINION GREASE LEVEL, ADD GREASE
COOLER FINS
CLEAN INTERNAL AND EXTERNAL AIR FILTERS OF AIR CONDITIONER
REPLACE BREATHER ELEMENT IN HYDRAULIC TANK
EVERY 1000 HOURS MAINTENANCE
REPLACE HYDRAULIC OIL FILTER ELEMENT
CHANGE OIL IN SWING MACHINERY CASE
CHECK OIL LEVEL IN DAMPER CASE, ADD OIL
CHECK FAN BELT TENSION AND REPLACE FAN BELT
EVERY 2000 HOURS MAINTENANCE
CHANGE OIL IN FINAL DRIVE CASE
CLEAN HYDRAULIC TANK STRAINER
CHECK ALTERNATOR, STARTING MOTOR
CHECK ENGINE VALVE CLEARANCE, ADJUST
EVERY 4000 HOURS MAINTENANCE
CHECK WATER PUMP
EVERY 5000 HOURS MAINTENANCE
CHANGE OIL IN HYDRAULIC TANK
SPECIFICATIONS
ATTACHMENTS AND OPTIONS - GENERAL INFORMATION
SAFETY FIRST
ATTACHMENT INSTALLATION
BUCKET WITH HOOK
HOOK CONDITION
(DELUXE HCU SYSTEM)
LOCATIONS
HYDRAULIC CIRCUIT
Switching Hydraulic Circuit
Adjusting Oil Flow
Switching Between Breaker and General Attachment
Hydraulic Circuit Connection
Oil Flow Path
Replace Additional Breaker Filter Element
(SIMPLE HCU SYSTEM)
EXPLANATION OF COMPONENTS
(1) STOP VALVE
(2) SELECTOR VALVE
(3) ATTACHMENT CONTROL PEDAL
(4) LOCK PIN
PATH OF OIL
ATTACHMENT REMOVAL AND INSTALLATION
Attachment Removal
ATTACHMENT OPERATIONS
When Using Breaker
When Using General Attachment Such As Crusher
ATTACHMENT GUIDE
OTHER ATTACHMENTS
ATTACHMENT COMBINATIONS
TRACK SHOES SELECTION
BUCKET TEETH SELECTION
Teeth Selection
Selection Guide For Horizontal Or Vertical Pin Type Tooth
RECOMMENDED ATTACHMENT OPERATIONS
HYDRAULIC BREAKER
Safety Rules
If Abnormalities are Found
Working Wear and Personal Protective Items
Fire Extinguisher and First Aid Kit
Safety Equipment
Keep Machine Clean
Keep Operator's Compartment Clean
Leaving Operator's Seat with Lock
Handrails and Steps
Mounting and Dismounting
No Persons on Attachments
Burn Prevention
Fire Prevention and Explosion Prevention
Action If Fire Occurs
Windshield Washer Fluid
Falling Objects, Flying Objects and Intruding Objects Prevention
Cab Widow Glasses
Unauthorized Modifications
Safety at Jobsite
Working on Loose Ground
Distance to High Voltage Cables
Ensure Good Visibility
Ventilation for Enclosed Area
Signalman's Signal and Signs
Asbestos Dust Hazard Prevention
Checks before starting engine
Safety rules for starting engine
Checks before operation
Safety rules for changing machine directions
Safety rules for traveling
Operations on slopes
Operations on snow
Shipping the machine
Battery hazard prevention
Safety rules for towing
Safety rules for lifting objects
Warning Tag
Keep Work Place Clean and Tidy
Appoint Leader when Working with Others
Stop Engine Before Carrying Out Maintenance
Two Workers for Maintenance when Engine is Running
Proper Tools
Personnel
Attachments
Work Under the Machine
Noise
When Using Hammer
Welding Works
Removing Battery Terminals
Safety First when Using High-pressure Grease to Adjust Track Tension
Do Not Disassemble Recoil Springs
Safety Rules for High-pressure Oil
Safety Handling High-pressure Hoses
Waste Materials
Compressed Air
Periodic Replacement of Safety Critical Parts