Komatsu PC400LC-7L Hydraulic Excavator Operation & Maintenance Manual
321 pages · Publication CEAM012901
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- Models
- PC400LC-7L
- Serial coverage
- PC400LC-7L A86001 and up
- Manual type
- Operation & Maintenance Manual
- Pages
- 321
- Publication
- CEAM012901
- Condition
- Brand new
What's inside
From the manual's own table of contents: 47 sections, 285 entries. See sample pages (PDF, 398 KB)
FOREWORD
SAFETY INFORMATION1 topic
- SAFETY LABELS
INTRODUCTION3 topics
- INTENDED USE
- DIRECTIONS OF MACHINE
- BREAKING-IN THE NEW MACHINE
PRODUCT INFORMATION2 topics
- MACHINE SERIAL NUMBER PLATE AND ITS LOCATION
- ENGINE SERIAL NUMBER PLATE AND ITS LOCATION
SERVICE METER LOCATION
YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR
SAFETY LABELS29 topics
- LOCATION OF SAFETY LABELS
- 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
- ATTACHMENT INSTALLATION
- ATTACHMENT COMBINATIONS
- CAB WINDOW 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
- EMERGENCY EXIT FROM OPERATOR'S CAB
- ASBESTOS DUST HAZARD PREVENTION
SAFETY MACHINE OPERATION23 topics
- STARTING ENGINE
- CHECKS BEFORE STARTING ENGINE
- SAFETY RULES FOR STARTING ENGINE
- STARTING ENGINE IN COLD WEATHER
- OPERATION
- CHECKS BEFORE OPERATION
- SAFETY RULES FOR CHANGING MACHINE DIRECTIONS
- SAFETY RULES FOR TRAVELING
- TRAVELING ON SLOPES
- OPERATIONS ON SLOPES
- PROHIBITED OPERATIONS
- OPERATIONS ON SNOW
- PARKING MACHINE
- TRANSPORTATION
- LOADING AND UNLOADING
- SHIPPING THE MACHINE
- BATTERY
- BATTERY HAZARD PREVENTION
- STARTING ENGINE WITH BOOSTER CABLES
- TOWING
- SAFETY RULES FOR TOWING
- LIFTING OBJECTS WITH BUCKET
- SAFETY RULES FOR LIFTING OBJECTS
SAFETY MAINTENANCE INFORMATION22 topics
- 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
- ACCUMULATOR
- 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
- AIR CONDITIONER MAINTENANCE
- COMPRESSED AIR
- PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
MACHINE VIEW ILLUSTRATIONS2 topics
- OVERALL MACHINE VIEW
- CONTROLS AND GAUGES
DETAILED CONTROLS AND GAUGES10 topics
- MONITORING SYSTEM
- BASIC OPERATION OF MACHINE MONITOR
- BASIC CHECK MONITORS
- CAUTION MONITORS
- EMERGENCY MONITORS
- METER DISPLAY PORTION
- GAUGES AND METER
- 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 CONTROLS3 topics
- AIR CONDITIONER CONTROL PANEL
- METHOD OF OPERATION
- OTHER FUNCTIONS
RADIO4 topics
- CONTROL PANEL
- CONTROLS OF RADIO
- PRESET STATION BUTTONS
- SETTING CORRECT TIME
AUXILIARY ELECTRIC POWER2 topics
- 24V POWER SOURCE
- 12V POWER SOURCE
FUSE
FUSIBLELINK
Show all 47 sections
CONTROLLERS
TOOL BOX
GREASE GUN HOLDER
ACCUMULATOR1 topic
- RELEASING HYDRAULIC PRESSURE WITH ACCUMULATOR
MACHINE OPERATIONS AND CONTROLS30 topics
- BEFORE STARTING ENGINE
- CHECKS
- CHECKS BEFORE STARTING
- SEAT ADJUSTMENT
- SEAT BELT
- OPERATIONS BEFORE STARTING ENGINE
- NORMAL STARTING
- STARTING ENGINE IN COLD WEATHER
- AFTER STARTING ENGINE
- WARMING-UP OPERATION
- COLD WEATHER AREAS
- STOPPING THE ENGINE
- MACHINE OPERATION
- STEERING THE MACHINE
- STRAIGHT TRAVEL SYSTEM (STS) / ATTACHMENT CONTROL PEDAL
- LOCKED PIN POSITIONS
- STRAIGHT TRAVEL DIRECTION
- SWINGING
- WORK EQUIPMENT CONTROLS AND OPERATIONS
- WORKING MODE
- PROHIBITED OPERATIONS
- GENERAL OPERATION INFORMATION
- TRAVELING ON SLOPES
- ESCAPE FROM MUD
- RECOMMENDED APPLICATIONS
- BUCKET REPLACEMENT AND INVERSION
- PARKING MACHINE
- CHECK AFTER SHUT OFF ENGINE
- MACHINE INSPECTION AFTER DAILY WORK
- LOCKING
TRANSPORTATION7 topics
- PRECAUTIONS FOR TRANSPORTATION
- LIFTING MACHINE
- PRECAUTIONS WHEN LOADING
- TRANSPORTATION POSTURE
- TRACK FRAME GAUGE
- REDUCING TRACK GAUGE
- INCREASING TRACK GUAGE
COLD WEATHER OPERATION3 topics
- COLD WEATHER OPERATION INFORMATION
- AFTER DAILY WORK COMPLETION
- AFTER COLD WEATHER SEASON
LONG TERM STORAGE4 topics
- BEFORE STORAGE
- DURING STORAGE
- AFTER STORAGE
- STARTING MACHINE AFTER LONG-TERM STORAGE
TROUBLES AND ACTIONS7 topics
- RUNNING OUT OF FUEL
- PHENOMENA THAT ARE NOT FAILURES
- TOWING THE MACHINE
- LIGHTWEIGHT TOWING HOLE
- SEVERE JOB CONDITION
- DISCHARGED BATTERY
- OTHER TROUBLE
MAINTENANCE INFORMATION
LUBRICANTS, COOLANT AND FILTERS1 topic
- HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
ELECTRIC SYSTEM MAINTENANCE
WEAR PARTS1 topic
- WEAR PARTS LIST
LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS
TIGHTENING TORQUE SPECIFICATIONS1 topic
- TIGHTENING TORQUE LIST
SAFETY CRITICAL PARTS1 topic
- SAFETY CRITICAL PARTS LIST
MAINTENANCE SCHEDULE5 topics
- MAINTENANCE SCHEDULE CHART
- MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER
- REPLACE HYDRAULIC OIL FILTER ELEMENT
- CHANGE OIL IN HYDRAULIC TANK
- REPLACE ADDITIONAL FILTER ELEMENT FOR BREAKER
MAINTENANCE PROCEDURE64 topics
- 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)
- REPLACE BUCKET SIDE CUTTER, SHROUD
- 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 NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (CONTROL CIRCUIT)
- CHECK BEFORE STARTING
- EVERY 250 HOURS MAINTENANCE
- LUBRICATING
- CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL
- CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL
- CHECK LEVEL OF BATTERY ELECTROLYTE
- LUBRICATE SWING CIRCLE
- CHECK FAN BELT, ALTERNATOR BELT TENSION, ADJUST
- CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST
- EVERY 500 HOURS MAINTENANCE
- REPLACE FUEL FILTER CARTRIDGE
- CHECK, WASH FUEL STRAINER
- CHECK SWING PINION GREASE LEVEL, ADD GREASE
- CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE
- AND CONDENSER FINS (ONLY MACHINES EQUIPPED WITH AIR CONDITIONER)
- CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS
- REPLACE BREATHER ELEMENT IN HYDRAULIC TANK
- REPLACE ADDITIONAL FUEL FILTER CARTRIDGE
- EVERY 1000 HOURS MAINTENANCE
- REPLACE HYDRAULIC OIL FILTER ELEMENT
- CHANGE OIL IN SWING MACHINERY CASE
- CHECK OIL LEVEL IN DAMPER CASE, ADD OIL
- CHECK ALL TIGHTENING PARTS OF TURBOCHARGER
- CHECK PLAY TURBOCHARGER ROTOR
- REPLACE CORROSION RESISTOR CARTRIDGE
- REPLACE HYDRAULIC TANK ADDITIONAL BREATHER ELEMENT
- CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (for breaker)
- EVERY 2000 HOURS MAINTENANCE
- CHANGE OIL IN FINAL DRIVE CASE
- CHECK INJECTOR
- CLEAN HYDRAULIC TANK STRAINER
- CLEAN ENGINE BREATHER
- CLEAN, CHECK TURBOCHARGER
- CHECK ALTERNATOR, STARTING MOTOR
- CHECK ENGINE VALVE CLEARANCE, ADJUST
- CHECK VIBRATION DAMPER
- EVERY 4000 HOURS MAINTENENCE
- CHECK WATER PUMP
- CHECK FOR LOOSENESS OF HIGH-PRESSURE CLAMP, HARDENING OF RUBBER
- CHECK FOR MISSING FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER
- REPLACE INJECTOR NOZZLE ASSEMBLY
- 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 FOR SAFETY4 topics
- PRECAUTIONS WHEN SELECTING
- READ THE INSTRUCTION MANUAL THOROUGHLY
- PRECAUTIONS WHEN REMOVING OR INSTALLING
- PRECAUTIONS WHEN USING
MACHINE READY FOR ATTACHMENT6 topics
- LOCATIONS
- HYDRAULIC CIRCUIT
- ATTACHMENT REMOVAL AND INSTALLATION
- ATTACHMENT OPERATIONS
- LONG TERM STORAGE
- SPECIFICATIONS
ATTACHMENT GUIDE1 topic
- ATTACHMENT COMBINATIONS
RECOMMENDED ATTACHMENT OPERATIONS1 topic
- HYDRAULIC BREAKER
Inside this manual
Real pages from this operation & maintenance manual (321 pages). Open the sample pages (PDF, 396 KB)
- Controls and operation, page 87: SWITCHES
- Maintenance, page 271: CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS
- Specifications, page 291: SPECIFICATIONS
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, 321 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).