KOMATSU WA250PT-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:70570 & UP) KOMATSU WA250PT-5
Video Preview:
Image Preview:
Description:
KOMATSU WA250PT-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:70570 & UP) KOMATSU WA250PT-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.
- Before beginning operation or maintenance, operators and maintenance personnel must always observe the following points. Read this manual thoroughly and understand its contents fully. Read the safety messages and safety labels given in this manual carefully so that they should be understood fully.
- Keep this manual at the storage location for the Operation and Maintenance Manual given below so that all personnel involved in working on the machine can consult it periodically. In case this manual should be lost or damaged, immediately contact Komatsu or your Komatsu distributor to obtain a new copy. When you sell the machine, make sure that this manual should be provided to the new owner together with the machine. In this manual, measurements are expressed in international standard units (SI). For the reference purpose, weight units used in the past are also displayed in ( ).
Table of Contents:
KOMATSU WA250PT-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:70570 & UP) KOMATSU WA250PT-5
COVER.......................................................................................... 1 FOREWORD....................................................................................... 3 FOREWORD................................................................................... 4 SAFETY INFORMATION......................................................................... 7 INTRODUCTION............................................................................... 9 FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE........................................... 9 NECESSARY INFORMATION...................................................................... 10 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE........................... 10 ENGINE SERIAL NO. PLATE................................................................ 10 POSITION OF SERVICE METER.............................................................. 11 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR.............................................. 11 CONTENTS....................................................................................... 12 SAFETY......................................................................................... 15 SAFETY..................................................................................... 16 SAFETY LABELS.............................................................................. 19 LOCATION OF SAFETY LABELS.............................................................. 19 SAFETY LABELS.......................................................................... 20 GENERAL PRECAUTIONS........................................................................ 25 SAFETY RULES........................................................................... 25 IF ABNORMALITIES ARE FOUND............................................................. 25 CLOTHING AND PERSONAL PROTECTIVE ITEMS................................................. 25 FIRE EXTINGUISHER AND FIRST AID KIT.................................................... 25 SAFETY FEATURES........................................................................ 25 KEEP MACHINE CLEAN..................................................................... 26 INSIDE OPERATOR'S COMPARTMENT.......................................................... 26 ALWAYS APPLY LOCK WHEN LEAVING OPERATOR'S SEAT......................................... 26 HANDRAILS AND STEPS.................................................................... 27 MOUNTING AND DISMOUNTING............................................................... 28 NO PEOPLE ON ATTACHMENTS............................................................... 28 DO NOT GET CAUGHT IN ARTICULATED PORTION............................................... 28 PREVENTION OF BURNS.................................................................... 28 FIRE PREVENTION........................................................................ 29 ACTION IF FIRE OCCURS.................................................................. 30 WINDOW WASHER LIQUID................................................................... 30 PRECAUTIONS WHEN USING ROPS (ROLL OVER PROTECTIVE STRUCTURE)........................... 30 PRECAUTIONS FOR ATTACHMENTS, OPTIONS................................................... 30 UNAUTHORIZED MODIFICATION.............................................................. 30 SAFETY AT WORKSITE..................................................................... 31 WORKING ON LOOSE GROUND................................................................ 31 DO NOT GO CLOSE TO HIGH-VOLTAGE CABLES................................................. 31 ENSURE GOOD VISIBILITY................................................................. 32 VENTILATION FOR ENCLOSED AREAS......................................................... 32 CHECKING SIGNALMAN'S SIGNALS AND SIGNS................................................. 32 EMERGENCY EXIT FROM OPERATOR'S CAB..................................................... 32 BE CAREFUL ABOUT ASBESTOS DUST......................................................... 33 PRECAUTIONS FOR OPERATION.................................................................. 34 STARTING ENGINE........................................................................ 34 CHECKS BEFORE STARTING ENGINE...................................................... 34 PRECAUTIONS WHEN STARTING.......................................................... 34 PRECAUTIONS IN COLD AREAS.......................................................... 35 OPERATION.............................................................................. 36 CHECKS BEFORE OPERATION............................................................ 36 PRECAUTIONS WHEN TRAVELING IN FORWARD OR REVERSE................................... 36 PRECAUTIONS WHEN TRAVELING......................................................... 37 TRAVELING ON SLOPES................................................................ 38 PROHIBITED OPERATIONS.............................................................. 39 PRECAUTIONS WHEN OPERATING......................................................... 39 METHODS OF USING BRAKE............................................................. 40 OPERATE CAREFULLY ON SNOW.......................................................... 40 PARKING MACHINE.................................................................... 41 TRANSPORTATION......................................................................... 42 LOADING AND UNLOADING.............................................................. 42 SHIPPING........................................................................... 42 BATTERY................................................................................ 43 BATTERY HAZARD PREVENTION.......................................................... 43 STARTING WITH BOOSTER CABLES....................................................... 44 TOWING................................................................................. 45 WHEN TOWING........................................................................ 45 PRECAUTIONS FOR MAINTENANCE................................................................ 46 WARNING TAG............................................................................ 46 KEEP WORK PLACE CLEAN AND TIDY......................................................... 46 APPOINT LEADER WHEN WORKING WITH OTHERS................................................ 46 STOP ENGINE BEFORE CARRYING OUT MAINTENANCE............................................ 47 TWO WORKERS FOR MAINTENANCE WHEN ENGINE IS RUNNING..................................... 48 INSPECTION AND MAINTENANCE AFTER TURNING E.C.S.S. SWITCH OFF........................... 48 PROPER TOOLS........................................................................... 49 ACCUMULATOR............................................................................ 49 PERSONNEL.............................................................................. 49 ATTACHMENTS............................................................................ 49 WORK UNDER THE MACHINE................................................................. 50 NOISE.................................................................................. 50 PRECAUTIONS WHEN USING HAMMER.......................................................... 50 REPAIR WELDING......................................................................... 50 REMOVING BATTERY TERMINAL.............................................................. 50 PRECAUTIONS WITH HIGH-PRESSURE OIL..................................................... 51 HANDLING HIGH-PRESSURE HOSES........................................................... 51 WASTE MATERIALS........................................................................ 51 MAINTENANCE OF AIR CONDITIONER......................................................... 51 COMPRESSED AIR......................................................................... 52 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS.......................................... 52 PRECAUTIONS WITH TIRES..................................................................... 53 HANDLING TIRES......................................................................... 53 PRECAUTIONS WHEN STORING TIRES......................................................... 53 OPERATION...................................................................................... 55 GENERAL VIEW............................................................................... 56 GENERAL VIEW OF MACHINE................................................................ 56 GENERAL VIEW OF CONTROLS AND GAUGES.................................................... 57 EXPLANATION OF COMPONENTS.................................................................. 59 MACHINE MONITOR........................................................................ 59 SWITCHES............................................................................... 85 CONTROL LEVERS, PEDALS................................................................. 93 STEERING TILT LOCK LEVER............................................................... 97 CAP AND COVER WITH LOCK................................................................ 97 FRAME LOCK BAR......................................................................... 98 TOWING PIN............................................................................. 99 GREASE PUMP............................................................................ 99 CAB DOOR INNER LOCK.................................................................... 99 CAB DOOR OPEN LOCK.....................................................................100 CAB WINDOW OPEN LOCK CANCEL KNOB.......................................................100 FUSE...................................................................................100 SLOW BLOW FUSE.........................................................................102 POWER OUTLET...........................................................................102 STORAGE BOX............................................................................102 AM/FM RADIO............................................................................103 AM/FM RADIO-CASSETTE STEREO............................................................109 AIR CONDITIONER........................................................................117 HANDLING CAB WIPER.....................................................................122 OPERATION..................................................................................123 CHECK BEFORE STARTING ENGINE, ADJUST...................................................123 STARTING ENGINE........................................................................138 OPERATIONS AND CHECKS AFTER STARTING ENGINE............................................140 STOPPING ENGINE........................................................................142 MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE..........................143 TURNING................................................................................147 OPERATION OF WORK EQUIPMENT............................................................149 HANDLING HYDRAULIC QUICK COUPLER.......................................................151 WORK POSSIBLE USING WHEEL LOADER.......................................................154 PRECAUTIONS FOR OPERATION..............................................................159 ADJUSTING WORK EQUIPMENT POSTURE.......................................................161 PARKING MACHINE........................................................................165 CHECKS AFTER COMPLETION OF OPERATION...................................................167 LOCKING................................................................................167 HANDLING THE TIRES.....................................................................168 TRANSPORTATION.............................................................................170 TRANSPORTATION PROCEDURE...............................................................170 LOADING, UNLOADING WORK WITH TRAILERS..................................................170 LIFTING MACHINE........................................................................174 COLD WEATHER OPERATION.....................................................................176 PRECAUTIONS FOR LOW TEMPERATURE........................................................176 PRECAUTIONS AFTER COMPLETION OF WORK...................................................177 AFTER COLD WEATHER.....................................................................177 WARMING-UP OPERATION FOR STEERING HYDRAULIC CIRCUIT IN COLD WEATHER....................178 LONG-TERM STORAGE..........................................................................179 BEFORE STORAGE.........................................................................179 DURING STORAGE.........................................................................179 AFTER STORAGE..........................................................................179 TROUBLESHOOTING............................................................................180 WHEN MACHINE RUNS OUT OF FUEL..........................................................180 METHOD OF TOWING MACHINE...............................................................180 IF BATTERY IS DISCHARGED...............................................................182 OTHER TROUBLE..........................................................................185 MAINTENANCE....................................................................................191 GUIDES TO MAINTENANCE......................................................................192 OUTLINES OF SERVICE........................................................................194 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC.................................194 OUTLINE OF ELECTRIC SYSTEM.............................................................197 WEAR PARTS.................................................................................198 WEAR PARTS LIST........................................................................198 RECOMMENDED FUEL, COOLANT, AND LUBRICANT...................................................199 USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE...................200 RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....201 STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS.............................................202 TORQUE LIST............................................................................202 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS..............................................203 MAINTENANCE SCHEDULE CHART.................................................................204 MAINTENANCE SCHEDULE CHART.............................................................204 SERVICE PROCEDURE..........................................................................206 INITIAL 250 HOURS SERVICE..............................................................206 WHEN REQUIRED..........................................................................207 CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT.......................................207 CLEAN INSIDE OF COOLING SYSTEM.....................................................210 CHECK OIL LEVEL IN TRANSFER CASE, ADD OIL..........................................213 CHECK AXLE OIL LEVEL, ADD OIL......................................................214 CLEAN AXLE CASE BREATHER...........................................................215 CLEAN AIR CONDITIONER CONDENSER....................................................216 CHECK WINDOW WASHING FLUID LEVEL, ADD FLUID........................................216 CLEAN RADIATOR FINS AND COOLER FINS................................................217 CHECK ELECTRICAL INTAKE AIR HEATER.................................................217 TURN, REPLACE BOLT-ON CUTTING EDGE.................................................218 REPLACE BUCKET TEETH...............................................................219 CHECK AIR CONDITIONER..............................................................221 REPLACE SLOW BLOW FUSE.............................................................222 CHECKING FUNCTION OF ACCUMULATOR...................................................223 SELECTION AND INSPECTION OF TIRES..................................................224 CHECK BEFORE STARTING..................................................................226 EVERY 50 HOURS SERVICE.................................................................227 DRAIN WATER, SEDIMENT FROM FUEL TANK...............................................227 EVERY 100 HOURS SERVICE................................................................228 LUBRICATE REAR AXLE PIVOT PIN......................................................228 CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER..................................228 CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL.........................................229 EVERY 250 HOURS SERVICE................................................................230 CHECK BATTERY ELECTROLYTE LEVEL....................................................230 CHECK PARKING BRAKE................................................................232 CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST..............................232 CHECK FOR LOOSE WHEEL HUB BOLTS, TIGHTEN...........................................233 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER..............................234 CHECKING FUNCTION OF ACCUMULATOR...................................................234 LUBRICATING........................................................................235 EVERY 500 HOURS SERVICE................................................................236 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE..................236 REPLACE FUEL FILTER CARTRIDGE......................................................237 REPLACEMENT OF FILTER CARTRIDGE FOR POOR-QUALITY FUEL..............................238 CLEAN WATER SEPARATOR STRAINER.....................................................239 EVERY 1000 HOURS SERVICE...............................................................240 CHANGE OIL IN TRANSFER CASE........................................................240 CLEAN TRANSFER CASE BREATHER.......................................................241 REPLACE HST OIL FILTER ELEMENT.....................................................242 REPLACE CORROSION RESISTOR CARTRIDGE...............................................243 LUBRICATING........................................................................243 CHECK TIGHTENING PARTS OF TURBOCHARGER.............................................243 CHECK PLAY OF TURBOCHARGER ROTOR...................................................243 CHECK ALTERNATOR DRIVING BELT TENSION AND REPLACEMENT..............................244 EVERY 2000 HOURS SERVICE...............................................................245 CHANGE OIL IN HYDRAULIC TANK, REPLACE HYDRAULIC FILTER ELEMENT.....................245 REPLACE HYDRAULIC TANK BREATHER ELEMENT............................................246 CHANGE AXLE OIL....................................................................247 REPLACE ELEMENT IN AIR CONDITIONER RECIRCULATION AIR FILTER, FRESH AIR FILTER......247 CLEAN BRAKE CIRCUIT STRAINER.......................................................248 CHECK BRAKE DISC WEAR..............................................................249 CHECKING FUNCTION OF ACCUMULATOR...................................................250 CHECK ALTERNATOR, STARTING MOTOR...................................................250 CHECK ENGINE VALVE CLEARANCE, ADJUST...............................................250 CLEAN AND CHECK TURBOCHARGER.......................................................250 CHECK VIBRATION DAMPER.............................................................250 EVERY 4000 HOURS SERVICE...............................................................251 LUBRICATING........................................................................251 CHECK WATER PUMP...................................................................251 SPECIFICATIONS.................................................................................253 SPECIFICATIONS.............................................................................254 ATTACHMENTS, OPTIONS...........................................................................255 SELECTING BUCKET AND TIRES.................................................................256 HANDLING FORK TOOL.........................................................................257 EXPLANATION OF COMPONENTS..............................................................257 OPERATION..............................................................................258 INDEX..........................................................................................261
Please Note:
⦁ This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
⦁ You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
⦁ Need any other service / repair / parts manual, please feel free to contact [email protected] . We still have 50,000 manuals unlisted