Komatsu PC400LC-7E0 Hydraulic Excavator Operation & Maintenance Manual
313 pages · Publication CEAM017002
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- Models
- PC400LC-7E0
- Serial coverage
- PC400LC-7E0 A87001 and up
- Manual type
- Operation & Maintenance Manual
- Pages
- 313
- Publication
- CEAM017002
- Condition
- Brand new
What's inside
From the manual's own table of contents: 403 sections, 404 entries. See sample pages (PDF, 444 KB)
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 LOCATION1 topic
- TABLE TO ENTER SERIAL NUMBERS AND DISTRIBUTOR
SAFETY AND WARNING DECALS
LOCATION OF THE SAFETY DECALS
SAFETY LABELS
OPTIONAL SYSTEMS DECAL
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
Show all 403 sections
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 HAZZARDS
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
FUEL LEVEL MONITOR
CHARGE MONITOR
AIR CLEANER CLOGGING 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
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
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
CONTROLLER
PRECAUTIONS BEFORE STARTING WORK OPERATIONS
WALK-AROUND CHECKS
CHECKS BEFORE STARTING
ADJUSTMENTS BEFORE OPERATION
REARVIEW MIRRORS
VISIBILITY FROM OPERATORS SEAT
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
MOVING MACHINE FORWARD
MOVING MACHINE BACKWARD
STOPPING 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
PARKING MACHINE
CLEARING THE MACHINES TRACKS
PARKING
MACHINE INSPECTION AFTER DAILY WORK
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
BUCKET REPLACMENT AND INVERSION
BUCKET REPLACEMENT
BUCKET INVERSION
TRANSPORTING THE MACHINE
LOADING AND UNLOADING A TRAILER
LOADING THE MACHINE
SECURING MACHINE
UNLOADING THE MACHINE
LIFTING THE MACHINE
DISSEMBLY TRANSPORTATION POSTURE
POSTURE FOR EACH PART
TOWING THE MACHINE
LIGHTWEIGHT TOWING HOOK
SEVERE JOB CONDITION
INCREASING OR REDUCING TRACK FRAME GAUGE
REDUCING TRACK GAUGE
INCREASING TRACK GAUGE
COLD WEATHER OPERATION
FUEL AND LUBRICANTS
COOLING SYSTEM COOLANT
BATTERY
MONITOR
PRECAUTIONS ON PARTICULAR JOBSITES
DISCHARGED BATTERY
REMOVAL AND INSTALLATION OF BATTERY
BATTERY CHARGES
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
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
FUEL
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
CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST
EVERY 500 HOURS MAINTENANCE
REPLACE FUEL PRE-FILTER CARTRIDGE
CHECK SWING PINION GREASE LEVEL, ADD GREASE
CHANGING ENGINE OIL AND REPLACING ENGINE OIL FILTER CARTRIDGE
FINS
CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS
REPLACE BREATHER 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 BREATHER ELEMENT
(FOR BREAKER)
EVERY 2000 HOURS MAINTENANCE
CHANGE OIL IN FINAL DRIVE CASE
CLEAN HYDRAULIC TANK STRAINER
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
CHECK HIGH-PRESSURE PIPING CLAMP, HARDENING OF RUBBER
CHECK FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER
EVERY 5000 HOURS MAINTENANCE
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
ATTACHMENT GUIDE
COMBINATIONS OF WORK EQUIPMENT
SELECTION OF TRACK SHOES
SELECTING SHOES
HYDRAULIC BREAKER
MAIN APPLICATIONS
GREASING
Inside this manual
Real pages from this operation & maintenance manual (313 pages). Open the sample pages (PDF, 442 KB)
- Controls and operation, page 175: OPERATING MODES
- Maintenance, page 267: CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS
- Specifications, page 287: SPECIFICATIONS
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the PC400LC-7E0 are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
This manual: Operation & Maintenance Manual CEAM017002$69.93
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This is an operator's manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
This manual
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 313 pages
Quantity one is the manual described above.
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Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).