Komatsu WA250-5L Wheel Loader Operation & Maintenance Manual
228 pages · Publication CEAM011301
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- Models
- WA250-5L
- Serial coverage
- WA250-5L A73001 and up
- Manual type
- Operation & Maintenance Manual
- Pages
- 228
- Publication
- CEAM011301
- Condition
- Brand new
What's inside
From the manual's own table of contents: 402 topics. See sample pages (PDF, 436 KB)
- FOREWORD
- SAFETY INFORMATION
- INTRODUCTION
- DIRECTIONS OF MACHINE
- NECESSARY INFORMATION
- MACHINE SERIAL NO. PLATE
- ENGINE SERIAL NO. PLATE AND POSITION
- SERVICE METER POSITION
- ENTER SERIAL NO. AND DISTRIBUTOR
- SAFETY LABELS
- LOCATION OF SAFETY LABELS
- GENERAL PRECAUTIONS
- SAFETY RULES
- IF ABNORMALITIES ARE FOUND
- CLOTHING AND PERSONAL PROTECTIVE ITEMS
- FIRE EXTINGUISHER AND FIRST AID KIT
- SAFETY FEATURES
- KEEP THE MACHINE CLEAN
- INSIDE OPERATOR'S COMPARTMENT
- ALWAYS APPLY LOCK WHEN LEAVING OPERATOR'S SEAT
- HANDRAILS AND STEPS
- MOUNTING AND DISMOUNTING
- NO PEOPLE ON ATTACHMENTS
- DO NOT GET CAUGHT IN ARTICULATED PORTION
Show all 402 topics
- BURN PREVENTION
- HOT COOLANT
- HOT OIL
- FIRE PREVENTION
- ACTION IF FIRE OCCURS
- WINDOW WASHER LIQUID
- PRECAUTIONS WHEN USING ROPS
- PRECAUTIONS FOR ATTACHMENTS
- UNAUTHORIZED MODIFICATION
- SAFETY AT WORK SITE
- WORKING ON LOOSE GROUND
- DO NOT GO CLOSE TO HIGH-VOLTAGE CABLES
- ENSURE GOOD VISIBILITY
- BE CAREFUL ABOUT EXHAUST FUMES
- CHECKING SIGNALMAN'S SIGNALS AND SIGNS
- EMERGENCY EXIT FROM OPERATOR'S CAB
- ASBESTOS DUST HAZARD
- PRECAUTIONS WHEN STARTING
- PRECAUTIONS IN COLD AREAS
- PRECAUTIONS FOR OPERATION
- BEFORE STARTING ENGINE
- CHECKS BEFORE STARTING ENGINE
- CHECKS BEFORE OPERATION
- PRECAUTIONS BEFORE MOVING FORWARD OR BACK
- PRECAUTIONS WHEN TRAVELING
- TRAVELING ON SLOPES
- PROHIBITED OPERATIONS
- PRECAUTIONS WHEN OPERATING
- METHODS OF USING BRAKE
- OPERATE CAREFULLY ON SNOW
- PARKING MACHINE
- TRANSPORTATION
- LOADING AND UNLOADING
- SHIPPING
- BATTERY
- BATTERY HAZARD PREVENTION
- STARTING WITH BOOSTER CABLES
- TOWING
- WHEN TOWING
- PRECAUTIONS FOR MAINTENANCE
- WARNING TAG
- KEEP WORK PLACE CLEAN AND TIDY
- APPOINT LEADER WHEN WORKING WITH OTHERS
- MAINTENANCE WITH ENGINE RUNNING
- TWO WORKERS FOR MAINTENANCE WHEN ENGINE IS RUNNING
- INSPECTION AND MAINTENANCE AFTER TURNING E.C.S.S. SWITCH OFF
- PROPER TOOLS
- ACCUMULATOR
- PERSONNEL
- ATTACHMENTS
- WORK UNDER THE MACHINE
- NOISE
- PRECAUTIONS WHEN USING HAMMER
- REPAIR WELDING
- REMOVING BATTERY TERMINAL
- PRECAUTIONS WITH HIGH-PRESSURE OIL
- HANDLING HIGH-PRESSURE HOSES
- WASTE MATERIALS
- MAINTENANCE OF AIR CONDITIONER
- COMPRESSED AIR
- PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
- PRECAUTIONS WITH TIRES
- HANDLING TIRES
- PRECAUTIONS WHEN STORING TIRES
- GENERAL VIEW
- CONTROLS AND GAUGES
- MACHINE MONITOR
- EXPLANATION OF COMPONENTS
- MONITOR SYSTEM
- TESTING ACTUATION OF MACHINE MONITOR SYSTEM
- TYPES OF WARNING
- EMERGENCY STOP
- CAUTION
- MISTAKEN OPERATION
- INSPECTION AND MAINTENANCE
- CENTRAL WARNING LAMP
- CHARACTER DISPLAY PORTION
- SERVICE METER
- ACTION CODE DISPLAY
- FAILURE CODE DISPLAY
- FILTER, OIL REPLACEMENT TIME DISPLAY
- EMERGENCY STOP ITEM
- BRAKE OIL PRESSURE CAUTION LAMP
- ENGINE OIL PRESSURE CAUTION LAMP
- BATTERY CHARGE CIRCUIT CAUTION LAMP
- STEERING OIL PRESSURE CAUTION LAMP - RED
- CAUTION ITEMS
- AXLE OIL TEMPERATURE CAUTION LAMP
- PARKING BRAKE REMINDER CAUTION LAMP
- HST OIL TEMPERATURE CAUTION LAMP
- ENGINE COOLING WATER TEMPERATURE CAUTION LAMP
- FUEL LEVEL CAUTION LAMP
- WARNING/LIMIT FUNCTIONS FOR TRAVEL SPEED
- TRAVEL SPEED LIMIT FUNCTION
- INSPECTION AND MAINTENANCE ITEM
- RADIATOR COOLANT LEVEL CAUTION LAMP
- MAINTENANCE CAUTION LAMP
- HST OIL FILTER CLOG CAUTION LAMP
- PILOT DISPLAY PORTION
- PARKING BRAKE PILOT LAMP
- PREHEATING PILOT LAMP
- EMERGENCY STEERING PILOT LAMP-GREEN
- DIRECTIONAL LEVER POSITION PILOT LAMP
- PILOT LAMP FOR SPEED RANGE SELECTOR SWITCH POSITION
- TURN SIGNAL PILOT LAMP
- HEAD LAMP HIGH BEAM PILOT LAMP
- METER DISPLAY PORTION
- HST OIL TEMPERATURE GAUGE
- ENGINE COOLANT TEMPERATURE GAUGE
- FUEL GAUGE
- SPEEDOMETER
- METER DISPLAY PILOT LAMP
- OTHER FUNCTIONS OF MACHINE MONITOR
- METHOD OF DISPLAYING ODOMETER
- RESET METHOD FOR FILTER, OIL REPLACEMENT TIME
- METHOD FOR SELECTING LANGUAGE
- METHOD OF SELECTING HST CHANGING FUNCTION
- SWITCHES
- STARTING SWITCH
- SPEED RANGE SELECTOR SWITCH
- VARIABLE SHIFT CONTROL SWITCH
- DIRECTIONAL SELECTOR SWITCH
- DIRECTIONAL SELECTOR SWITCH ACTUATION SWITCH
- E.C.S.S. SWITCH
- LAMP SWITCH
- TURN SIGNAL LEVER
- DIMMER SWITCH
- HORN BUTTON
- HAZARD LAMP SWITCH
- FRONT WORKING LAMP SWITCH
- REAR WORKING LAMP SWITCH
- MONITOR PANEL MODE SELECTOR SWITCH 1
- MONITOR PANEL MODE SELECTOR SWITCH 2
- FRONT WIPER SWITCH
- REAR WIPER SWITCH
- CIGARETTE LIGHTER
- ROOM LAMP SWITCH
- REAR WINDOW DEFROSTER SWITCH
- CONTROL LEVERS, PEDALS
- DIRECTIONAL LEVER
- SAFETY LOCK LEVER (FOR WORK EQUIPMENT LEVER)
- WORK EQUIPMENT LEVER
- BRAKE PEDAL
- ACCELERATOR PEDAL
- PARKING BRAKE LEVER
- STEERING TILT LOCK LEVER
- CAP AND COVER WITH LOCK
- METHOD OF OPENING AND CLOSING CAP WITH LOCK
- METHOD OF OPENING AND CLOSING COVER WITH LOCK
- SAFETY BAR
- TOWING PIN
- GREASE PUMP
- CAB DOOR INNER LOCK
- CAB DOOR OPEN LOCK
- CAB WINDOW OPEN LOCK CANCEL KNOB
- FUSE
- FUSE CAPACITY AND NAME OF CIRCUIT
- SLOW BLOW FUSE
- AUXILIARY POWER
- AIR CONDITIONER
- GENERAL LOCATIONS AND FUNCTION OF CONTROL PANEL
- FAN SWITCH
- AIR CONDITIONER SWITCH
- MODE SELECTOR SWITCH
- FRESH/RECIRC SELECTOR SWITCH
- TEMPERATURE CONTROL SWITCH
- METHOD OF OPERATION
- WHEN NOT USING THE AIR CONDITIONER REGULARLY
- COOL BOX
- PRECAUTIONS WHEN USING
- PRECAUTIONS WHEN USING THE COOLING
- HANDLING CAB WIPER
- PREVENTING WIPER ARM BRACKET DAMAGE
- OPERATION
- CHECK BEFORE STARTING ENGINE, ADJUST
- WALK-AROUND CHECK
- CHECK BEFORE STARTING
- CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL
- CHECK WATER SEPARATOR
- CHECK DUST INDICATOR
- CHECK COOLANT LEVEL, ADD COOLANT
- CHECK INFLATION PRESSURE OF TIRES
- CHECK ELECTRIC WIRING
- CHECK MONITOR PANEL
- CHECK FUEL LEVEL, ADD FUEL
- CHECK PARKING BRAKE
- CHECK BRAKE PEDAL
- ADJUSTMENT
- SEAT ADJUSTMENT
- ADJUST SEAT BELT
- ADJUST LEVER STAND
- ADJUST REAR VIEW MIRROR
- OPERATIONS AND CHECKS BEFORE STARTING ENGINE
- STARTING ENGINE
- OPERATIONS AND CHECKS AFTER STARTING ENGINE
- BREAKING-IN THE MACHINE
- NORMAL OPERATION
- STOPPING ENGINE
- MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE
- MOVING THE MACHINE
- CHANGING DIRECTION
- CHANGING BETWEEN FORWARD AND REVERSE
- STOPPING THE MACHINE
- TURNING
- EMERGENCY STEERING
- OPERATION OF WORK EQUIPMENT
- LIFT ARM OPERATION
- BUCKET OPERATION
- WORK POSSIBLE USING WHEEL LOADER
- DIGGING OPERATIONS
- LOADING PILED SOIL
- DIGGING AND LOADING ON LEVEL GROUND
- LEVELING OPERATIONS
- PUSHING OPERATION
- LOAD AND CARRY OPERATIONS
- LOADING OPERATIONS
- CROSS DRIVE LOADING
- V-SHAPE LOADING
- PRECAUTIONS WHEN PILING UP LOADS
- PERMISSIBLE WATER DEPTH
- IF WHEEL BRAKE DOES NOT WORK
- PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES
- LOWER THE CENTER OF GRAVITY WHEN TURNING
- BRAKING ON DOWNHILL SLOPE
- IF ENGINE STOPS
- PRECAUTIONS WHEN DRIVING MACHINE
- ADJUSTING WORK EQUIPMENT POSTURE
- ADJUSTING BOOM KICKOUT
- ADJUSTING BUCKET POSITIONER
- BUCKET LEVEL INDICATOR
- CHECK AFTER STOPPING ENGINE
- CHECKS AFTER COMPLETION OF OPERATION
- LOCKING
- HANDLING THE TIRES
- PRECAUTIONS WHEN HANDLING TIRES
- TIRE PRESSURE
- PRECAUTIONS FOR USING LOAD AND CARRY METHOD
- TRANSPORTATION PROCEDURE
- LOADING, UNLOADING WORK WITH TRAILERS
- LOADING
- SECURING MACHINE
- UNLOADING
- LIFTING MACHINE
- LOCATION OF LIFTING POSITION MARK
- WEIGHT TABLE
- LIFTING PROCEDURE
- COLD WEATHER OPERATION
- PRECAUTIONS FOR LOW TEMPERATURE
- FUEL AND LUBRICANTS
- COOLANT
- PRECAUTIONS AFTER COMPLETION OF WORK
- AFTER COLD WEATHER
- STEERING HYDRAULIC CIRCUIT WARM UP
- LONG TERM STORAGE
- BEFORE STORAGE
- DURING STORAGE
- AFTER STORAGE
- TROUBLESHOOTING
- WHEN MACHINE RUNS OUT OF FUEL
- TOWING THE MACHINE
- WHEN ENGINE CAN BE USED
- WHEN ENGINE CANNOT BE USED
- IF BATTERY IS DISCHARGED
- REMOVAL AND INSTALLATION OF BATTERY
- PRECAUTIONS FOR CHARGING BATTERY
- STARTING ENGINE WITH BOOSTER CABLE
- OTHER TROUBLE
- ELECTRICAL SYSTEM
- CHASSIS
- ENGINE
- GUIDES TO MAINTENANCE
- CHECK SERVICE METER
- KOMATSU GENUINE REPLACEMENT PARTS
- KOMATSU GENUINE OILS
- ALWAYS USE CLEAN WASHER FLUID
- ALWAYS USE CLEAN OIL AND GREASE
- CHECKING FOR FOREIGN MATERIALS IN DRAINED OIL AND ON FILTERS
- FUEL STRAINER
- WELDING INSTRUCTIONS
- DO NOT DROP THINGS INSIDE MACHINE
- DUSTY WORK SITES
- AVOID MIXING OIL
- LOCKING INSPECTION COVERS
- BLEEDING AIR FROM HYDRAULIC CIRCUIT
- PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES
- CHECKS AFTER INSPECTION AND MAINTENANCE
- OUTLINES OF SERVICE
- HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
- FUEL
- GREASE
- KOWA (Komatsu Oil Wear Analysis)
- STORING OIL AND FUEL
- FILTERS
- OUTLINE OF ELECTRIC SYSTEM
- WEAR PARTS
- WEAR PARTS LIST
- FLUID USE ACCORDING TO AMBIENT TEMPERATURE
- PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
- STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS
- TORQUE LIST
- MAINTENANCE SCHEDULE CHART
- SERVICE PROCEDURE
- INITIAL 250 HOURS SERVICE
- WHEN REQUIRED
- AIR CLEANER ELEMENT
- CHECKING
- CLEANING OUTER ELEMENT
- REPLACING ELEMENT
- CLEAN INSIDE OF COOLING SYSTEM
- CHECK OIL LEVEL IN TRANSFER CASE, ADD OIL
- CHECK AXLE OIL LEVEL, ADD OIL
- CLEAN AXLE CASE BREATHER
- CLEAN AIR CONDITIONER CONDENSER
- WASHING METHOD
- WINDOW WASHING FLUID LEVEL
- CLEAN RADIATOR FINS AND COOLER FINS
- CHECK ELECTRICAL INTAKE AIR HEATER
- REPLACE BOLT-ON CUTTING EDGE
- REPLACE BUCKET TEETH
- CHECK AIR CONDITIONER
- OPERATING THE AIR CONDITIONER OFF SEASON
- REPLACE SLOW BLOW FUSE
- SELECTION AND INSPECTION OF TIRES
- SELECTION OF TIRES
- EVERY 50 HOURS SERVICE
- DRAIN WATER, SEDIMENT FROM FUEL TANK
- EVERY 100 HOURS SERVICE
- LUBRICATE REAR AXLE PIVOT PIN
- CLEAN AIR CONDITIONER FRESH AIR FILTER ELEMENT
- CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL
- EVERY 250 HOURS SERVICE
- CHECK BATTERY ELECTROLYTE LEVEL
- AIR CONDITIONER COMPRESSOR BELT TENSION
- CHECK FOR LOOSE WHEEL HUB BOLTS, TIGHTEN
- AIR CONDITIONER RECIRCULATION FILTER
- LUBRICATING
- EVERY 500 HOURS SERVICE
- REPLACE FUEL FILTER CARTRIDGE
- EVERY 1000 HOURS SERVICE
- CHANGE OIL IN TRANSFER CASE
- CLEAN TRANSFER CASE BREATHER
- REPLACE HST OIL FILTER ELEMENT
- CHECK TIGHTENING PARTS OF TURBOCHARGER
- CHECK PLAY OF TURBOCHARGER ROTOR
- CHECK FAN BELT TENSION, REPLACE
- EVERY 2000 HOURS SERVICE
- REPLACE HYDRAULIC TANK BREATHER ELEMENT
- CHANGE AXLE OIL
- AIR FILTER ELEMENTS
- CHECK ALTERNATOR, STARTING MOTOR
- CHECK ENGINE VALVE CLEARANCE, ADJUST
- CHECK BRAKE DISC WEAR
- CLEAN AND CHECK TURBOCHARGER
- CHECK ACCUMULATOR GAS PRESSURE
- CHECK VIBRATION DAMPER
- EVERY 4000 HOURS SERVICE
- CHECK WATER PUMP
- SPECIFICATIONS
- WA250-5L WITH BOLT-ON CUTTING EDGE
- BUCKETS AND TIRES SELECTION
- AM/FM RADIO-CASSETTE STEREO
- COMPONENTS
- POWER SWITCH/VOLUME
- AUTO-STORE/PRESET SCAN BUTTON
- BASS CONTROL KNOB
- TREBLE CONTROL KNOB
- LOUDNESS BUTTON
- TIME/RADIO DISPLAY SELECTOR BUTTON
- TAPE EJECT BUTTON
- CASSETTE DOOR
- FAST FORWARD, REWIND BUTTONS
- PRESET BUTTONS
- METAL TAPE BUTTON
- MANUAL TUNING BUTTONS
- SEEK TUNING BUTTONS
- BAND SELECTOR BUTTON
- METHOD OF SETTING PRESET BUTTONS
- METHOD OF AUTO-MEMORY
Inside this manual
Real pages from this operation & maintenance manual (228 pages). Open the sample pages (PDF, 434 KB)
- Controls and operation, page 93: CONTROL LEVERS, PEDALS
- Specifications, page 117: (H) Adjusting headrest angle
- Maintenance, page 177: MAINTENANCE SCHEDULE CHART
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the WA250-5L 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 CEAM011301$69.51
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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, 228 pages
Quantity one is the manual described above.
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