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KOMATSU WA250-5 WHEEL LOADER Operation & Maintenance Manual (SN:70001 & UP) KOMATSU WA250-5 – PDF DOWNLOAD
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- KOMATSU WA250-5 WHEEL LOADER Operation & Maintenance Manual
- SERIAL NUMBER:70001 & UP
- PUBLICATION NUMBER:SEAM050500T
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Description
KOMATSU WA250-5 WHEEL LOADER Operation & Maintenance Manual (SN:70001 & UP) KOMATSU WA250-5
KOMATSU WA250-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:70001 & UP) KOMATSU WA250-5 – PDF DOWNLOAD:
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DESCRIPTION:
KOMATSU WA250-5 WHEEL LOADER Operation & Maintenance Manual (SN:70001 & UP) KOMATSU WA250-5
- This manual provides rules and guidelines which will help you use this machine safely and effectively. The precautions in this manual must be followed at all times when performing operation and maintenance. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines.
- Accidents can be prevented by knowing beforehand conditions that may cause a hazard when performing operation and maintenance. Operators and maintenance personnel must always do as follows before beginning operation or maintenance. Always be sure to read and understand this manual thoroughly before performing operation and maintenance.
- Read the safety messages given in this manual and the safety labels affixed to the machine thoroughly and be sure that you understand them fully. Keep this manual at the storage location for the Operation and Maintenance Manual given below, and have all personnel read it periodically. If this manual has been lost or has become dirty and cannot be read, request a replacement manual immediately from Komatsu or your Komatsu distributor.
- If you sell the machine, be sure to give this manual to the new owners together with the machine. Komatsu delivers machines that comply with all applicable regulations and standards ofthe country to which it has been shipped. If this machine has been purchased in another country or purchased from someone in another country, it may lack certain safety devices and specifications that are necessary for use in your country.
- If there is any question about whether your product complies with the applicable standards and regulations of your country, consult Komatsu or your Komatsu distributor before operating the machine.
TABLE OF CONTENTS:
KOMATSU WA250-5 WHEEL LOADER Operation & Maintenance Manual (SN:70001 & UP) KOMATSU WA250-5
MAIN MENU.................................................................................... 0 COVER........................................................................................ 1 FOREWARD..................................................................................... 2 FOREWARD................................................................................. 3 SAFETY INFORMATION....................................................................... 6 INTRODUCTION............................................................................. 8 FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE......................................... 8 NECESSARY INFORMATION.................................................................... 9 MACHINE SERIAL NO. PLATE AND POSITION................................................ 9 ENGINE SERIAL NO. PLATE AND POSITION................................................. 9 POSITION OF SERVICE METER............................................................ 10 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR............................................ 10 CONTENTS..................................................................................... 11 SAFETY....................................................................................... 14 SAFETY................................................................................... 15 SAFETY LABELS............................................................................ 18 LOCATION OF SAFETY LABELS............................................................ 18 SAFETY LABELS........................................................................ 19 GENERAL PRECAUTIONS...................................................................... 24 SAFETY RULES......................................................................... 24 IF ABNORMALITIES ARE FOUND........................................................... 24 CLOTHING AND PERSONAL PROTECTIVE ITEMS............................................... 24 FIRE EXTINGUISHER AND FIRST AID KIT.................................................. 24 SAFETY FEATURES...................................................................... 24 KEEP MACHINE CLEAN................................................................... 25 INSIDE OPERATOR'S COMPARTMENT........................................................ 25 ALWAYS APPLY LOCK WHEN LEAVING OPERATOR'S SEAT....................................... 25 HANDRAILS AND STEPS.................................................................. 26 MOUNTING AND DISMOUNTING............................................................. 27 NO PEOPLE ON ATTACHMENTS............................................................. 27 DO NOT GET CAUGHT IN ARTICULATED PORTION............................................. 27 PREVENTION OF BURNS.................................................................. 27 FIRE PREVENTION...................................................................... 28 ACTION IF FIRE OCCURS................................................................ 29 WINDOW WASHER FLUID.................................................................. 29 PRECAUTIONS WHEN USING ROPS (ROLL OVER PROTECTION STRUCTURE)......................... 29 PRECAUTIONS FOR ATTACHMENTS.......................................................... 29 UNAUTHORIZED MODIFICATION............................................................ 29 SAFETY AT WORKSITE................................................................... 30 WORKING ON LOOSE GROUND.............................................................. 30 DO NOT GO CLOSE TO HIGH VOLTAGE CABLES............................................... 30 ENSURE GOOD VISIBILITY............................................................... 31 PRECAUTIONS RELATED TO VENTILATION OF EXHAUST GAS.................................... 31 CHECKING SIGNALMAN'S SIGNALS AND SIGNS............................................... 31 EMERGENCY EXIT FROM OPERATOR'S CAB................................................... 31 ASBESTOS DUST HAZARD PREVENTION...................................................... 32 PRECAUTIONS FOR OPERATION................................................................ 33 BEFORE STARTING ENGINE............................................................... 33 CHECKS BEFORE STARTING........................................................... 33 PRECAUTIONS WHEN STARTING........................................................ 34 PRECAUTIONS IN COLD AREAS........................................................ 34 OPERATION............................................................................ 35 CHECKS BEFORE OPERATION.......................................................... 35 PRECAUTIONS WHEN TRAVELING IN FORWARD OR REVERSE................................. 35 PRECAUTIONS WHEN TRAVELING....................................................... 36 TRAVELING ON SLOPES.............................................................. 37 PROHIBITED OPERATIONS............................................................ 38 PRECAUTIONS WHEN OPERATING....................................................... 38 METHODS OF USING BRAKE........................................................... 39 OPERATE CAREFULLY ON SNOW........................................................ 39 PARKING MACHINE.................................................................. 40 TRANSPORTATION....................................................................... 41 LOADING AND UNLOADING............................................................ 41 SHIPPING......................................................................... 41 BATTERY.............................................................................. 42 BATTERY HAZARD PREVENTION........................................................ 42 STARTING WITH BOOSTER CABLES..................................................... 43 TOWING............................................................................... 44 WHEN TOWING...................................................................... 44 PRECAUTIONS FOR MAINTENANCE.............................................................. 45 WARNING TAG.......................................................................... 45 KEEP WORK PLACE CLEAN AND TIDY....................................................... 45 APPOINT LEADER WHEN WORKING WITH OTHERS.............................................. 45 MAINTENANCE WITH ENGINE RUNNING...................................................... 46 TWO WORKERS FOR MAINTENANCE WHEN ENGINE IS RUNNIING.................................. 47 INSPECTION AND MAINTENANCE AFTER TURNING E.C.S.S. SWITCH OFF......................... 47 PROPER TOOLS......................................................................... 48 ACCUMULATOR.......................................................................... 48 PERSONNEL............................................................................ 48 ATTACHMENTS.......................................................................... 48 WORK UNDER THE MACHINE............................................................... 49 NOISE................................................................................ 49 PRECAUTIONS WHEN USING HAMMER........................................................ 49 REPAIR WELDING....................................................................... 49 REMOVING BATTERY TERMINAL............................................................ 49 PRECAUTIONS WITH HIGH PRESSURE OIL................................................... 50 HANDLING HIGH PRESSURE HOSES......................................................... 50 WASTE MATERIALS...................................................................... 50 MAINTENANCE OF AIR CONDITIONER....................................................... 50 COMPRESSED AIR....................................................................... 51 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS........................................ 51 PRECAUTIONS WITH TIRES................................................................... 52 HANDLING TIRES....................................................................... 52 PRECAUTIONS WHEN STORING TIRES....................................................... 52 OPERATION.................................................................................... 54 GENERAL VIEW............................................................................. 55 GENERAL VIEW OF MACHINE.............................................................. 55 GENERAL VIEW OF CONTROLS AND GAUGES.................................................. 56 EXPLANATION OF COMPONENTS................................................................ 58 MACHINE MONITOR...................................................................... 58 SWITCHES............................................................................. 84 CONTROL LEVERS, PEDALS............................................................... 92 STEERING TILT LOCK LEVER............................................................. 96 CAP AND COVER WITH LOCK.............................................................. 96 SAFETY BAR........................................................................... 97 TOWING PIN........................................................................... 98 GREASE PUMP.......................................................................... 98 CAB DOOR INNER LOCK.................................................................. 98 CAB DOOR OPEN LOCK................................................................... 99 CAB WINDOW OPEN LOCK CANCEL KNOB..................................................... 99 FUSE................................................................................. 99 SLOW BLOW FUSE.......................................................................101 POWER OUTLET.........................................................................101 AIR CONDITIONER......................................................................102 HANDLING CAB WIPER...................................................................107 OPERATION................................................................................108 CHECK BEFORE STARTING ENGINE, ADJUST.................................................108 STARTING ENGINE......................................................................123 OPERATIONS AND CHECKS AFTER STARTING ENGINE..........................................125 STOPPING ENGINE......................................................................127 MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE........................128 TURNING..............................................................................133 OPERATION OF WORK EQUIPMENT..........................................................135 WORK POSSIBLE USING WHEEL LOADER.....................................................137 PRECAUTIONS FOR OPERATION............................................................142 ADJUSTING WORK EQUIPMENT POSTURE.....................................................144 PARKING MACHINE......................................................................146 CHECK AFTER STOPPING ENGINE..........................................................148 CHECKS AFTER COMPLETION OF OPERATION.................................................148 LOCKING..............................................................................148 HANDLING THE TIRES...................................................................149 TRANSPORTATION...........................................................................151 TRANSPORTATION PROCEDURE.............................................................151 LOADING, UNLOADING WORK WITH TRAILERS................................................151 LIFTING MACHINE......................................................................153 COLD WEATHER OPERATION...................................................................156 PRECAUTIONS FOR LOW TEMPERATURE......................................................156 PRECAUTIONS AFTER COMPLETION OF WORK.................................................157 AFTER COLD WEATHER...................................................................158 WARMING-UP OPERATION FOR STEERING HYDRAULIC CIRCUIT IN COLD WEATHER..................158 LONG TERM STORAGE........................................................................159 BEFORE STORAGE.......................................................................159 DURING STORAGE.......................................................................159 AFTER STORAGE........................................................................159 TROUBLESHOOTING..........................................................................160 WHEN MACHINE RUNS OUT OF FUEL........................................................160 TOWING THE MACHINE...................................................................160 IF BATTERY IS DISCHARGED.............................................................162 OTHER TROUBLE........................................................................165 MAINTENANCE..................................................................................170 GUIDES TO MAINTENANCE....................................................................171 OUTLINES OF SERVICE......................................................................173 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC...............................173 OUTLINE OF ELECTRIC SYSTEM...........................................................175 WEAR PARTS...............................................................................176 WEAR PARTS LIST......................................................................176 USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE.....................177 PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS.....................................177 STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS...........................................181 TORQUE LIST..........................................................................181 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS............................................182 MAINTENANCE SCHEDULE CHART...............................................................183 MAINTENANCE SCHEDULE CHART...........................................................183 SERVICE PROCEDURE........................................................................185 INITIAL 250 HOURS SERVICE............................................................185 REPLACE HST OIL FILTER ELEMENT...................................................216 REPLACE HYDRAULIC FILTER ELEMENT.................................................218 WHEN REQUIRED........................................................................186 CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT.....................................186 CLEAN INSIDE OF COOLING SYSTEM...................................................189 CHECK OIL LEVEL IN TRANSFER CASE, ADD OIL........................................192 CHECK AXLE OIL, ADD OIL..........................................................193 CLEAN AXLE CASE BREATHER.........................................................194 CLEAN AIR CONDITIONER CONDENSER..................................................194 CHECK WINDOW WASHING FLUID LEVEL, ADD FLUID......................................195 CLEAN RADIATOR FINS, COOLER FINS.................................................195 CLEAN TRANSFER OIL COOLER FINS...................................................196 CHECK ELECTRICAL INTAKE AIR HEATER...............................................196 REPLACE BOLT ON CUTTING EDGE.....................................................196 REPLACE BUCKET TEETH.............................................................197 CHECK AIR CONDITIONER............................................................198 REPLACE SLOW BLOW FUSE...........................................................199 SELECTION AND INSPECTION OF TIRES................................................200 CHECK BEFORE STARTING................................................................202 EVERY 50 HOURS SERVICE...............................................................203 DRAIN WATER FROM FUEL TANK.......................................................203 EVERY 100 HOURS SERVICE..............................................................204 LUBRICATE REAR AXLE PIVOT PIN....................................................204 CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER................................204 CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL.......................................205 EVERY 250 HOURS SERVICE..............................................................206 CHECK BATTERY ELECTROLYTE LEVEL..................................................206 CHECK PARKING BRAKE..............................................................208 CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST............................208 CHECK FOR LOOSE WHEEL HUB BOLTS, TIGHTEN.........................................209 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER............................210 LUBRICATING......................................................................211 EVERY 500 HOURS SERVICE..............................................................212 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE................212 REPLACE FUEL FILTER CARTRIDGE....................................................213 EVERY 1000 HOURS SERVICE.............................................................214 CHANGE OIL IN TRANSFER CASE......................................................214 CLEAN TRANSFER CASE BREATHER.....................................................215 REPLACE HST OIL FILTER ELEMENT...................................................216 LUBRICATING......................................................................217 CHECK TIGHTENING PARTS OF TURBOCHARGER...........................................217 CHECK PLAY OF TURBOCHARGER ROTOR.................................................217 CHECK FAN BELT TENSION, REPLACE..................................................217 EVERY 2000 HOURS SERVICE............................................................218 CHANGE IN HYDRAULIC TANK, REPLACE HYDRAULIC FILTER ELEMENT.......................218 REPLACE HYDRAULIC TANK BREATHER ELEMENT..........................................219 CHANGE AXLE OIL..................................................................220 REPLACE ELEMENT IN AIR CONDITIONER RECIRCULATION AIR FILTER, FRESH AIR FILTER....220 CHECK ALTERNATOR, STARTING MOTOR.................................................220 CHECK ENGINE VALVE CLEARANCE, ADJUST.............................................221 CHECK BRAKE DISC WEAR............................................................221 CLEAN AND CHECK TURBOCHARGER.....................................................221 CHECK ACCUMULATOR GAS PRESSURE...................................................221 CHECK VIBRATION DAMPER...........................................................222 EVERY 4000 HOURS SERVICE.............................................................223 LUBRICATING......................................................................223 CHECK WATER PUMP.................................................................223 SPECIFICATIONS...............................................................................224 SPECIFICATIONS...........................................................................225 ATTACHMENTS, OPTIONS.........................................................................226 SELECTING BUCKET AND TIRES...............................................................227 AM/FM RADIO-CASSETTE STEREO..............................................................228 EXPLANATION OF COMPONENTS............................................................228 METHOD OF OPERATION..................................................................233 PRECAUTIONS FOR USE..................................................................235 INDEX........................................................................................236
PLEASE NOTE:
⦁ This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
⦁ This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
⦁ Require some other service manual or have any queries: please WRITE to us at [email protected]
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