Komatsu PC300LC-7E0 PC300HD-7E0 Hydraulic Excavator Index:

• FOREWORD
• SAFETY INFORMATION
• INTRODUCTION
  • INTENDED USE
  • FEATURES
  • DIRECTIONAL REFFERENCE OF MACHINE
  • BREAKING IN A NEW MACHINE
  • PLATE LOCATIONS
    • PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE
    • ENGINE SERIAL NUMBER PLATE
    • SERVICE METER LOCATION
  • TABLE TO ENTER SERIAL NUMBERS AND DISTRIBUTOR
• TABLE OF CONTENTS
• SAFETY AND WARNING DECALS
  • LOCATION OF THE SAFETY DECALS
  • SAFETY LABELS
• GENERAL SAFETY RULES AND PRECAUTIONS
  • GENERAL SAFETY RULES
    • UNAUTHORIZED MODIFICATIONS
    • GENERAL SAFETY AT JOB SITE
    • WORKING ON LOOSE GROUND
  • SAFETY FEATURES
  • PERSONAL PROTECTIVE EQUIPMENT
  • FIRE AND EXPLOSION PREVENTION
    • FIRE CAUSED BY FUEL OR OIL
    • FIRE CAUSED BY ACCUMULATION OF FLAMMABLE MATERIAL
    • FIRE COMING FROM ELECTRIC WIRING
    • FIRE COMING FROM HYDRAULIC LINE
    • WINDSHIELD WASHER FLUID
  • ACTION IF FIRE OCCURS
  • DUST HAZARD PRECAUTIONS
    • ASBESTOS HAZARD ALERT
  • KEEP OPERATOR’S COMPARTMENT CLEAN
  • LEAVING OPERATOR’S SEAT WITH LOCK
  • MOUNTING AND DISMOUNTING
  • FIRE EXTINGUISHER AND FIRST AID KIT
  • INSIDE OPERATOR’S COMPARTMENT
  • PROTECTION AGAINST FALLING OR FLYING OBJECTS
  • PRECAUTIONS FOR ATTACHMENTS
    • QUICK COUPLER ATTACHMENT
    • LARGE ATTACHMENTS AND COMBINATIONS
• PRECAUTIONS BEFORE STARTING OPERATIONS
  • PRE-OPERATIONAL CHECKS
  • STARTING YOUR WORK OPERATIONS
  • WORK SITE HAZARDS
  • AVOIDING DANGEROUS SITUATIONS
    • DIGGING HARD ROCKY GROUND
    • SUDDEN LEVER SHIFTING HIGH SPEED TRAVEL
  • WORKING CLEARANCES
  • OPERATIONS ON SLOPES
  • OPERATIONS ON SNOW
• RULES FOR ROAD TRAVEL
  • TRAVELING WITH CARRAGE REVERSED
  • TRAVEL ON SLOPES
  • PARKING THE MACHINE
• PRECAUTIONS DURING MAINTENANCE OPERATIONS
  • WARNING TAGS
  • EQUIPMENT STORAGE
  • WORKING UNDER THE MACHINE
  • USING DROP LAMPS
  • KEEPING THE MACHINE CLEAN
  • PERFORMING GENERAL MAINTENANCE PROCEDURES
  • RUNNING THE ENGINE DURING MAINTENANCE
  • PROPER TOOLS
  • WELDING, GRINDING OR CUTTING
  • ADJUSTING TRACK TENSION
  • DO NOT DISASSEMBLE RECOIL SPRINGS
  • WHEN USING HAMMER
  • RULES FOR REFUELING THE MACHINE
  • COOLING SYSTEM PRECAUTIONS
  • BATTERY PRECAUTIONS
    • STARTING ENGINE WITH BOOSTER CABLES
  • STARTING PRECAUTIONS
  • HIGH PRESSURE HOSES
    • SAFETY HANDLING HIGH-PRESSURE HOSES
  • PRECAUTION FOR HIGH FUEL PRESSURE
  • HIGH TEMPERATURES AREAS
  • DISPOSAL OF WASTE MATERIALS
  • ACCUMULATOR
  • CRITICAL PARTS
  • HIGH VOLTAGE
  • TOWING
    • SAFETY RULES FOR TOWING
• GENERAL VIEWS
  • VIEW OF MACHINE
  • VIEW CONTROLS AND GAUGES
• MACHINE MONITOR SYSTEM
  • MONITOR BEZEL LAYOUT
  • BASIC OPERATION OF MACHINE MONITOR
    • ABNORMALITY OCCURS WHEN STARTING THE ENGINE
    • ABNORMALITY OCCURS DURING OPERATION
    • COLOR WARNING OR ALERT SYSTEM
• MONITOR CHECK ITEMS
  • EMERGENCY ALERTS
    • ENGINE COOLANT TEMPERATURE MONITOR
    • HYDRAULIC OIL TEMPERATURE MONITOR
    • ENGINE OIL PRESSURE MONITOR
  • WARNING ALERTS
    • ENGINE COOLANT TEMPERATURE MONITOR
    • HYDRAULIC OIL TEMPERATURE MONITOR
    • FUEL LEVEL MONITOR
    • CHARGE MONITOR
    • AIR CLEANER CLOGGING MONITOR
    • WATER SEPARATOR MONITOR
  • CHECK ALERTS
    • COOLANT LEVEL MONITOR
    • ENGINE OIL LEVEL MONITOR
    • MAINTENANCE INTERVAL MONITOR
  • METER DISPLAY
    • PILOT DISPLAYS
    • GAUGES
• MONITOR SWITCHES
  • SWITCH LAYOUT VIEW
    • WORKING MODE SELECTOR SWITCH
    • AUTO-DECELERATION SWITCH
    • TRAVEL SPEED SELECTOR SWITCH
    • WIPER SWITCH
    • WINDOW WASHER SWITCH
    • MAINTENANCE SWITCH
    • SELECT SWITCH
    • BACK SWITCH
    • UP SWITCH, DOWN SWITCH
    • INPUT CONFIRMATION SWITCH
    • LIQUID CRYSTAL ADJUSTMENT SWITCH
    • ALARM BUZZER STOP SWITCH
• CONSOLE CONTROL SWITCHES
  • SWITCH LAYOUT VIEW.
    • IGNITION SWITCH
    • ENGINE SPEED CONTROL DIAL
    • CIGARETTE LIGHTER
    • SWING LOCK SWITCH
    • LAMP SWITCH
    • MACHINE PUSH-UP SWITCH
    • HORN SWITCH
    • POWER MAX SWITCH
    • CAB LAMP SWITCH
    • EMERGENCY PUMP DRIVE SWITCH
    • SWING BRAKE CANCEL SWITCH
• CONTROL LEVERS AND PEDALS
• LEVER LAYOUT VIEW
  • SAFETY LOCK LEVER
  • TRAVEL LEVERS
  • WORK EQUIPMENT CONTROL LEVER
• WINDOW SYSTEM
  • CEILING WINDOW
    • WHEN OPENING
    • WHEN CLOSING
  • FRONT WINDOW
    • WHEN OPENING
    • WHEN CLOSING
    • REMOVING FRONT BOTTOM WINDOW
  • CAB EMERGENCY EXIT WINDOW
• SAFETY LOCKS AND SECURITY
  • DOOR LOCK
  • CAP, COVER WITH LOCK
    • OPENING AND CLOSING CAP WITH LOCK
    • OPENING AND CLOSING COVER
  • LOCKABLE AREAS
• ADDTIONAL FEATURES AND ACCESSORIES
  • HOT AND COOL BOX
  • STORAGE BOX WITH CUP HOLDER
  • ASHTRAY
  • AUTO-TEMP AIR CONDITIONER
    • GENERAL DESCRIPTION OF CONTROL PANEL
    • SUNLIGHT SENSOR
    • A/C SYSTEM OPERATION
    • PRECAUTIONS WHEN USING AIR CONDITIONER
    • MAINTAIN MACHINE EQUIPPED WITH AIR CONDITIONER
    • SELF-DIAGNOSTIC FUNCTION
  • RADIO
    • EXPLANATION OF FEATURES
    • CONTROLS ON RADIO
  • TOOLBOX
  • GREASE GUN HOLDER
  • AUXILIARY POWER PORTS
    • 24V POWER SOURCE
    • 12V POWER SOURCE (IF EQUIPPED)
• FUSES AND FUSE LINKS
  • FUSES
    • FUSE CAPACITIES AND CIRCUIT NAMES
  • FUSIBLE LINK
• PRECAUTIONS BEFORE STARTING WORK OPERATIONS
  • PRE-OPERATIONAL CHECKS
    • WALK-AROUND CHECKS
    • CHECKS BEFORE STARTING
    • ADJUSTMENTS BEFORE OPERATION
    • REARVIEW MIRRORS
    • SEAT BELT
    • SYSTEM “ON” CHECKS
  • STARTING THE ENGINE
    • NORMAL OR COLD START PROCEDURES
• OPERATIONS AND CHECKS AFTER STARTING ENGINE
  • BREAKING IN THE MACHINE
    • WARMING UP ENGINE
    • WARMING UP HYDRAULIC EQUIPMENT
    • AFTER WARMING-UP OPERATIONS
  • STOPPING THE ENGINE
    • CHECK AFTER SHUTING OFF ENGINE
• MOVING, STOPPING AND PARKING THE MACHINE
  • PREPARATIONS FOR MOVING THE MACHINE
  • TURNING THE MACHINE
    • TURNING THE MACHINE WHEN STOPPED
    • CHANGING DIRECTION OF THE MACHINE
    • COUNTER-ROTATION TURN (SPIN TURN)
  • SWINGING
  • GENERAL TRAVELING
    • TRAVELING OVER OBSTACLES
    • HIGH SPEED TRAVEL
    • PERMISSIBLE WATER DEPTH
    • TRAVELING ON SLOPES
    • TRAVELING DOWNHILL
    • ENGINE STOPPED ON SLOPE
    • PRECAUTIONS ON SLOPES
    • ESCAPING FROM MUD
    • ONE SIDE OF TRACK STUCK
    • BOTH SIDES OF TRACKS STUCK
    • MOVING MACHINE BACKWARD
  • STOPPING MACHINE
  • PARKING MACHINE
    • CLEARING THE MACHINES TRACKS
    • PARKING
    • MACHINE INSPECTION AFTER DAILY WORK
• STARTING YOUR WORK OPERATIONS
  • AVOIDING DANGEROUS SITUATIONS
    • DIGGING HARD ROCKY GROUND
    • SUDDEN LEVER SHIFTING HIGH SPEED TRAVEL
  • WORKING CLEARANCES
  • OPERATIONS ON SLOPES
  • OPERATIONS ON SNOW
  • WORK EQUIPMENT OVERVIEW
    • ARM CONTROL
    • SWING CONTROL
    • BOOM CONTROL
    • BUCKET CONTROL
  • OPERATING MODES
    • WORKING MODE
    • ONE-TOUCH POWER MAX. SWITCH
  • EXCAVATING PROCEDURES
    • WORK EQUIPMENT ANGLES
    • DITCHING WORK
    • LOADING WORK
    • SEVERE JOB CONDITIONS
• REPLACING WORK IMPLEMENTS
  • BUCKET REPLACEMENT
• TRANSPORTING THE MACHINE
  • LOADING AND UNLOADING A TRAILER
    • LOADING THE MACHINE
    • SECURING MACHINE
    • UNLOADING THE MACHINE
  • LIFTING THE MACHINE
  • TOWING THE MACHINE
    • LIGHTWEIGHT TOWING HOOK
• COLD WEATHER OPERATION
  • FUEL AND LUBRICANTS
  • COOLING SYSTEM COOLANT
  • BATTERY
  • MONITOR
  • PRECAUTIONS ON PARTICULAR JOBSITES
  • DISCHARGED BATTERY
    • REMOVAL AND INSTALLATION OF BATTERY
    • BATTERY CHARGES
    • STARTING ENGINE WITH BOOSTER CABLES
• GENERAL TROUBLESHOOTING
  • AFTER RUNNING OUT OF FUEL
    • PROCEDURE FOR BLEEDING AIR
  • PHENOMENA THAT ARE NOT FAILURES
  • ELECTRICAL SYSTEM PROBLEMS
  • CHASSIS PROBLEMS
  • ENGINE PROBLEMS
  • ELECTRONIC CONTROL SYSTEM
    • MACHINE MONITOR TROUBLE DISPLAY
  • TELEPHONE WHEN ERROR OCCURS
• LONG TERM STORAGE
  • BEFORE STORAGE
  • DURING STORAGE
  • AFTER STORAGE
    • STARTING MACHINE
• MAINTENANCE INFORMATION
  • SERVICE METER READING
  • KOMATSU GENUINE REPLACEMENT PARTS
  • KOMATSU GENUINE LUBRICANTS
  • WINDSHIELD WASHER FLUID
  • FRESH AND CLEAN LUBRICANTS
  • CHECK DRAINED OIL AND USED FILTER
  • FUEL STRAINER
  • WELDING INSTRUCTIONS
  • DO NOT DROP THINGS INSIDE MACHINE
  • SELECTING FUEL AND LUBRICANTS TO MATCH AMBIENT TEMPERATURE
  • DUSTY JOBSITE
  • AVOID MIXING LUBRICANTS
  • LOCKING THE INSPECTION COVERS
  • HYDRAULIC SYSTEM – AIR BLEEDING
  • HYDRAULIC HOSE INSTALLATION
  • CHECKS AFTER INSPECTION AND MAINTENANCE WORKS
• LUBRICANTS, COOLANT AND FILTERS
  • OUTLINE OF SERVICE
  • HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
    • OIL
    • FUEL
    • COOLANT AND WATER FOR DILUTION
    • GREASE
    • CARRYING OUT KOWA (KOMATSU OIL WEAR ANALYSIS)
    • OIL AND FUEL STORAGE
    • FILTERS
  • ELECTRIC SYSTEM MAINTENANCE
  • HANDLING HYDRAULIC SYSTEM
• WEAR PARTS LIST
• RECOMMENDED FUEL, COOLANT, AND LUBRICANT
  • RECOMMENDED PRODUCTS OTHER THAN KOMATSU GENUINE OILS
• TIGHTENING TORQUE SPECIFICATIONS
• PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
  • SAFETY RELATED CRITICAL PARTS
• MAINTENANCE SCHEDULE
  • MAINTENANCE SCHEDULE CHART
  • MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER
    • REPLACE HYDRAULIC FILTER ELEMENT
    • CHANGE OIL IN HYDRAULIC TANK
    • REPLACING ADDITIONAL FILTER ELEMENT FOR BREAKER (IF EQUIPPED)
• MAINTENANCE PROCEDURE
  • 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
    • REPLACE BUCKET TEETH (VERTICAL PIN TYPE)
    • REPLACE BUCKET TEETH (HORIZONTAL PIN TYPE)
    • REPLACE BUCKET SIDE CUTTER, SHROUD
    • ADJUST BUCKET CLEARANCE
    • CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID
    • CHECK AND ADJUST AIR CONDITIONER
    • CLEANING CAB FLOOR
    • SETTING MACHINE AT AN ANGLE
    • BLEEDING AIR FROM HYDRAULIC SYSTEM
  • CHECK BEFORE STARTING
  • EVERY 50 HOURS MAINTENANCE
    • LUBRICATING
  • EVERY 250 HOURS MAINTENANCE
    • LUBRICATE SWING CIRCLE
    • CHECK OIL LEVEL IN MACHINERY CASE, ADD OIL
    • CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL
    • CHECK LEVEL OF BATTERY ELECTROLYTE
    • CHECK, ADJUST TENSION OF AIR CONDITIONER COMPRESSOR BELT
  • EVERY 500 HOURS MAINTENANCE
    • LUBRICATING
    • REPLACE FUEL PRE-FILTER CARTRIDGE
    • CHECK SWING PINION GREASE LEVEL, ADD GREASE
    • CHANGING ENGINE OIL AND REPLACING ENGINE OIL FILTER CARTRIDGE
    • CLEAN/INSPECT RADIATOR, OIL COOLER, AFTERCOOLER AND CONDENSER FINS
    • CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS
    • REPLACE VENT ELEMENT IN HYDRAULIC TANK
  • EVERY 1000 HOURS MAINTENANCE
    • REPLACE FUEL MAIN FILTER CARTRIDGE
    • REPLACE HYDRAULIC OIL FILTER ELEMENT
    • CHANGE OIL IN SWING MACHINERY CASE
    • CHECK OIL LEVEL IN DAMPER CASE, ADD OIL
    • CHECK ALL TIGHTENING POINTS OF ENGINE EXHAUST PIPE CLAMPS
    • REPLACE CORROSION RESISTOR CARTRIDGE (IF EQUIPPED)
    • CHECK FAN BELT AND ALTERNATOR DRIVE BELT TENSION, REPLACE
    • REPLACE HYDRAULIC TANK ADDITIONAL VENT ELEMENT
    • CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (FOR BREAKER)
  • EVERY 2000 HOURS MAINTENANCE
    • CHANGE OIL IN FINAL DRIVE CASE
    • CLEAN HYDRAULIC TANK STRAINER
    • CHECKING CHARGE PRESSURE IN ACCUMULATOR (FOR CONTROL CIRCUIT)
    • CHECKING FUNCTION OF ACCUMULATOR
    • RELEASING PRESSURE IN HYDRAULIC CIRCUIT
    • CHECK ALTERNATOR, STARTING MOTOR
    • CHECK ENGINE VALVE CLEARANCE, ADJUST
    • CHECK VIBRATION DAMPER
  • EVERY 4000 HOURS MAINTENANCE
    • CHECK WATER PUMP
    • CHECKING CHARGE PRESSURE IN ACCUMULATOR (FOR CONTROL CIRCUIT)
    • CHECK HIGH-PRESSURE PIPING CLAMP, HARDENING OF RUBBER
    • CHECK FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER
  • EVERY 5000 HOURS MAINTENANCE
    • CHANGE OIL IN HYDRAULIC TANK
  • EVERY 8000 HOURS MAINTENANCE
    • REPLACE HIGH-PRESSURE PIPING CLAMP
    • REPLACE FUEL SPRAY PREVENTION CAP
• SPECIFICATIONS
• GENERAL PRECAUTIONS
  • PRECAUTIONS RELATED TO SAFETY
  • PRECAUTIONS FOR ATTACHMENT REMOVAL AND INSTALLATION
  • PRECAUTIONS WHEN USING LARGE IMPLEMENTS
  • HANDLING BUCKET WITH HOOK
    • HOOK CONDITION
    • PROHIBITED OPERATIONS
• MACHINES READY FOR ATTACHMENTS
  • EXPLANATION OF COMPONENTS
    • STOP VALVE
    • SELECTOR VALVE
    • ATTACHMENT CONTROL PEDAL
    • LOCK PIN
    • BREAKER CIRCUIT ADDITIONAL OIL FILTER
  • HYDRAULIC CIRCUIT
    • SWITCHING THE HYDRAULIC CIRCUIT
    • ADJUSTING OIL FLOW
    • SWITCHING BETWEEN BREAKER AND GENERAL ATTACHMENT
    • HYDRAULIC CIRCUIT CONNECTION
    • OIL FLOW
    • REPLACE ADDITIONAL BREAKER FILTER ELEMENT
  • ATTACHMENT INSTALLATION AND REMOVAL PROCEDURE
    • REMOVAL PROCEDURE
    • INSTALLATION PROCEDURE
  • ATTACHMENT OPERATIONS
    • WHEN USING BREAKER
    • WHEN USING GENERAL ATTACHMENT SUCH AS CRUSHER
  • LONG TERM STORAGE
  • SPECIFICATIONS
• ATTACHMENT GUIDE
  • COMBINATIONS OF WORK EQUIPMENT
  • SELECTION OF TRACK SHOES
    • SELECTING SHOES
• HYDRAULIC BREAKER
  • MAIN APPLICATIONS
    • PROHIBITED OPERATIONS
    • GREASING