Komatsu WA250-5 Operation & Maintenance Manual

Komatsu WA250-5 Operation & Maintenance Manual

Wheel loader

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Operation & Maintenance
Operation & Maintenance
Operation & Maintenance
Operation & Maintenance
Manual
Manual
Manual
Manual
WA250
WHEEL LOADER
SERIAL NUMBERS
This material is proprietary to Komatsu America International Company and is not to be reproduced, used, or
disclosed except in accordance with written authorization from Komatsu America International Company.
It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to
make changes or improvements at any time without incurring any obligation to install such changes on
products sold previously.
Due to this continuous program of research and development, revisions may be made to this publication. It
is recommended that customers contact their distributor for information on the latest revision.
January 2003
-5
WA250-5 70001
Copyright 2003 Komatsu
DataKom Publications and Training Division
SEAM050500T
and up

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Summary of Contents for Komatsu WA250-5

  • Page 1 SERIAL NUMBERS and up This material is proprietary to Komatsu America International Company and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu America International Company. It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make changes or improvements at any time without incurring any obligation to install such changes on products sold previously.
  • Page 2 1 - 1...
  • Page 3 .OREWORD .OREWORD 1 - 2...
  • Page 4 .OREWORD 1 - 3...
  • Page 5 .OREWORD 1 - 4...
  • Page 6 .OREWORD SA.ETY IN.ORMATION 1 - 5...
  • Page 7 .OREWORD 1 - 6...
  • Page 8 .OREWORD INTRODUCTION .RONT/REAR, LE.T/RIGHT DIRECTIONS O. MACHINE 1 - 7...
  • Page 9 .OREWORD NECESSARY IN.ORMATION MACHINE SERIAL NO. PLATE AND POSITION ENGINE SERIAL NO. PLATE AND POSITION 1 - 8...
  • Page 10 .OREWORD POSITION O. SERVICE METER TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR Machine serial No. Engine serial No. Distributor name Address Service Personnel Phone/.ax 1 - 9...
  • Page 11 .OREWORD CONTENTS 1 - 10...
  • Page 12 .OREWORD 1 - 11...
  • Page 13 .OREWORD 1 - 12...
  • Page 14 2 - 1...
  • Page 15 SA.ETY SA.ETY 2 - 2...
  • Page 16 SA.ETY 2 - 3...
  • Page 17 SA.ETY 2 - 4...
  • Page 18 SA.ETY SA.ETY LABELS LOCATION O. SA.ETY LABELS 2 - 5...
  • Page 19 SA.ETY SA.ETY LABELS 2 - 6...
  • Page 20 SA.ETY 2 - 7...
  • Page 21 SA.ETY 2 - 8...
  • Page 22 SA.ETY 2 - 9...
  • Page 23 SA.ETY 2 - 10...
  • Page 24: General Precautions

    SA.ETY GENERAL PRECAUTIONS 2 - 11...
  • Page 25 SA.ETY 2 - 12...
  • Page 26 SA.ETY 2 - 13...
  • Page 27 SA.ETY 2 - 14...
  • Page 28 SA.ETY 2 - 15...
  • Page 29 SA.ETY 2 - 16...
  • Page 30 SA.ETY 2 - 17...
  • Page 31 SA.ETY SA.ETY SA.ETY Voltage of Cables Safety Distance PRECAUTIONS RELATED TO VENTILATION OF EXHAUST GAS 2 - 18...
  • Page 32 SA.ETY ASBESTOS DUST HAZARD PREVENTION 2 - 19...
  • Page 33: Starting Engine

    SA.ETY PRECAUTIONS .OR OPERATION STARTING ENGINE 2 - 20...
  • Page 34 SA.ETY 2 - 21...
  • Page 35: Operation

    SA.ETY OPERATION 2 - 22...
  • Page 36 SA.ETY 2 - 23...
  • Page 37 SA.ETY 2 - 24...
  • Page 38 SA.ETY 2 - 25...
  • Page 39 SA.ETY SA.ETY 2 - 26...
  • Page 40 SA.ETY 2 - 27...
  • Page 41 SA.ETY TRANSPORTATION 2 - 28...
  • Page 42 SA.ETY BATTERY 2 - 29...
  • Page 43 SA.ETY 2 - 30...
  • Page 44 SA.ETY TOWING 2 - 31...
  • Page 45 SA.ETY PRECAUTIONS .OR MAINTENANCE 2 - 32...
  • Page 46 SA.ETY 2 - 33...
  • Page 47 SA.ETY SA.ETY 2 - 34...
  • Page 48 SA.ETY 2 - 35...
  • Page 49 SA.ETY 2 - 36...
  • Page 50 SA.ETY 2 - 37...
  • Page 51 SA.ETY 2 - 38...
  • Page 52 SA.ETY PRECAUTIONS WITH TIRES 2 - 39...
  • Page 54 3 - 1...
  • Page 55: General View

    OPERATION GENERAL VIEW GENERAL VIEW O. MACHINE 3 - 2...
  • Page 56 OPERATION GENERAL VIEW O. CONTROLS AND GAUGES 3 - 3...
  • Page 57 OPERATION MACHINE MONITOR 3 - 4...
  • Page 58: Machine Monitor

    OPERATION EXPLANATION O. COMPONENTS MACHINE MONITOR 3 - 5...
  • Page 59: Monitor System

    OPERATION MONITOR SYSTEM 3 - 6...
  • Page 60: Emergency Stop

    OPERATION TYPES O. WARNING EMERGENCY STOP CAUTION MISTAKEN OPERATION INSPECTION AND MAINTENANCE CENTRAL WARNING LAMP 3 - 7...
  • Page 61 OPERATION CHARACTER DISPLAY PORTION SERVICE METER ¯ ¯ 3 - 8...
  • Page 62 OPERATION ACTION CODE DISPLAY 3 - 9...
  • Page 63 OPERATION OPERATION 3 - 10...
  • Page 64 OPERATION .AILURE CODE DISPLAY 3 - 11...
  • Page 65 OPERATION .ILTER, OIL REPLACEMENT TIME DISPLAY 3 - 12...
  • Page 66 OPERATION 3 - 13...
  • Page 67 OPERATION EMERGENCY STOP ITEM BRAKE OIL PRESSURE CAUTION LAMP 3 - 14...
  • Page 68 OPERATION ENGINE OIL PRESSURE CAUTION LAMP BATTERY CHARGE CIRCUIT CAUTION LAMP STEERING OIL PRESSURE CAUTION LAMP 3 - 15...
  • Page 69: Caution Items

    OPERATION CAUTION ITEMS AXLE OIL TEMPERATURE CAUTION LAMP 3 - 16...
  • Page 70 OPERATION PARKING BRAKE REMINDER CAUTION LAMP HST OIL TEMPERATURE CAUTION LAMP ENGINE COOLING WATER TEMPERATURE CAUTION LAMP 3 - 17...
  • Page 71 OPERATION .UEL LEVEL CAUTION LAMP 3 - 18...
  • Page 72 OPERATION WARNING/LIMIT .UNCTIONS .OR TRAVEL SPEED TRAVEL SPEED LIMIT .UNCTION 3 - 19...
  • Page 73 OPERATION INSPECTION AND MAINTENANCE ITEM RADIATOR COOLANT LEVEL CAUTION LAMP 3 - 20...
  • Page 74 OPERATION MAINTENANCE CAUTION LAMP HST OIL .ILTER CLOGGING CAUTION LAMP 3 - 21...
  • Page 75 OPERATION PILOT DISPLAY PORTION PARKING BRAKE PILOT LAMP PREHEATING PILOT LAMP 3 - 22...
  • Page 76 OPERATION EMERGENCY STEERING PILOT LAMP DIRECTIONAL LEVER POSITION PILOT LAMP PILOT LAMP .OR SPEED RANGE SELECTOR SWITCH POSITION TURN SIGNAL PILOT LAMP 3 - 23...
  • Page 77 OPERATION HEAD LAMP HIGH BEAM PILOT LAMP 3 - 24...
  • Page 78: Meter Display Portion

    OPERATION METER DISPLAY PORTION HST OIL TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE GAUGE 3 - 25...
  • Page 79 OPERATION .UEL GAUGE SPEEDOMETER METER DISPLAY PILOT LAMP 3 - 26...
  • Page 80 OPERATION OTHER .UNCTIONS O. MACHINE MONITOR METHOD O. DISPLAYING ODOMETER ¯ 3 - 27...
  • Page 81 OPERATION RESET METHOD .OR .ILTER, OIL REPLACEMENT TIME ¯ ¯ ¯ 3 - 28...
  • Page 82 OPERATION METHOD .OR SELECTING LANGUAGE ¯ ¯ ¯ ¢ 3 - 29...
  • Page 83 OPERATION METHOD O. SELECTING HST CHANGING .UNCTION ¯ ¯ ¢ 3 - 30...
  • Page 84: Starting Switch

    OPERATION SWITCHES STARTING SWITCH 3 - 31...
  • Page 85 OPERATION SPEED RANGE SELECTOR SWITCH VARIABLE SHI.T CONTROL SWITCH DIRECTIONAL SELECTOR SWITCH 3 - 32...
  • Page 86 OPERATION DIRECTIONAL SELECTOR SWITCH ACTUATION SWITCH E.C.S.S. SWITCH 3 - 33...
  • Page 87 OPERATION LAMP SWITCH TURN SIGNAL LEVER DIMMER SWITCH HORN BUTTON 3 - 34...
  • Page 88: Hazard Lamp Switch

    OPERATION HAZARD LAMP SWITCH .RONT WORKING LAMP SWITCH 3 - 35...
  • Page 89 OPERATION REAR WORKING LAMP SWITCH MONITOR PANEL MODE SELECTOR SWITCH 1 ¯ MONITOR PANEL MODE SELECTOR SWITCH 2 3 - 36...
  • Page 90: Rear Wiper Switch

    OPERATION .RONT WIPER SWITCH REAR WIPER SWITCH CIGARETTE LIGHTER ROOM LAMP SWITCH 3 - 37...
  • Page 91 OPERATION REAR HEATED WIRE GLASS SWITCH 3 - 38...
  • Page 92: Control Levers, Pedals

    OPERATION CONTROL LEVERS, PEDALS DIRECTIONAL LEVER 3 - 39...
  • Page 93 OPERATION SA.ETY LOCK LEVER (.OR WORK EQUIPMENT LEVER) WORK EQUIPMENT LEVER 3 - 40...
  • Page 94: Brake Pedal

    OPERATION BRAKE PEDAL ACCELERATOR PEDAL 3 - 41...
  • Page 95: Parking Brake Lever

    OPERATION PARKING BRAKE LEVER 3 - 42...
  • Page 96 OPERATION STEERING TILT LOCK LEVER ° ° CAP AND COVER WITH LOCK METHOD O. OPENING AND CLOSING CAP WITH LOCK 3 - 43...
  • Page 97 OPERATION METHOD O. OPENING AND CLOSING COVER WITH LOCK SA.ETY BAR 3 - 44...
  • Page 98: Towing Pin

    OPERATION TOWING PIN ° GREASE PUMP CAB DOOR INNER LOCK 3 - 45...
  • Page 99 OPERATION CAB DOOR OPEN LOCK CAB WINDOW OPEN LOCK CANCEL KNOB .USE 3 - 46...
  • Page 100 OPERATION .USE CAPACITY AND NAME O. CIRCUIT .USE BOX A .USE BOX B 3 - 47...
  • Page 101: Power Outlet

    OPERATION SLOW BLOW .USE SLOW BLOW .USE POWER OUTLET 3 - 48...
  • Page 102: Air Conditioner

    OPERATION AIR CONDITIONER GENERAL LOCATIONS AND .UNCTION O. CONTROL PANEL .AN SWITCH 3 - 49...
  • Page 103 OPERATION AIR CONDITIONER SWITCH MODE SELECTOR SWITCH .RESH/RECIRC SELECTOR SWITCH 3 - 50...
  • Page 104: Temperature Control Switch

    OPERATION TEMPERATURE CONTROL SWITCH 3 - 51...
  • Page 105 OPERATION METHOD O. OPERATION 3 - 52...
  • Page 106: Precautions When Using

    OPERATION PRECAUTIONS WHEN USING PRECAUTIONS WHEN USING THE COOLING ° 3 - 53...
  • Page 107 OPERATION HANDLING CAB WIPER PREVENTING DAMAGE TO WIPER ARM BRACKET 3 - 54...
  • Page 108: Walk-Around Check

    OPERATION OPERATION CHECK BE.ORE STARTING ENGINE, ADJUST WALK-AROUND CHECK 3 - 55...
  • Page 109 OPERATION ± · ± · ± 3 - 56...
  • Page 110 OPERATION 3 - 57...
  • Page 111 OPERATION CHECK BE.ORE STARTING CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL 3 - 58...
  • Page 112 OPERATION CHECK WATER SEPARATOR CHECK DUST INDICATOR 3 - 59...
  • Page 113 OPERATION CHECK COOLANT LEVEL, ADD COOLANT CHECK IN.LATION PRESSURE O. TIRES 3 - 60...
  • Page 114 OPERATION CHECK ELECTRIC WIRING CHECK MONITOR PANEL 3 - 61...
  • Page 115 OPERATION CHECK .UEL LEVEL, ADD .UEL 3 - 62...
  • Page 116: Check Parking Brake

    OPERATION CHECK PARKING BRAKE CHECK BRAKE PEDAL 3 - 63...
  • Page 117: Seat Adjustment

    OPERATION ADJUSTMENT SEAT ADJUSTMENT 3 - 64...
  • Page 118 OPERATION ° 3 - 65...
  • Page 119 OPERATION ° ADJUST SEAT BELT 3 - 66...
  • Page 120 OPERATION ADJUST LEVER STAND ADJUST REAR VIEW MIRROR 3 - 67...
  • Page 121 OPERATION OPERATIONS AND CHECKS BE.ORE STARTING ENGINE 3 - 68...
  • Page 122 OPERATION OPERATION 3 - 69...
  • Page 123: Starting Engine

    OPERATION STARTING ENGINE ° 3 - 70...
  • Page 124 OPERATION OPERATION 3 - 71...
  • Page 125: Breaking-In The Machine

    OPERATION OPERATIONS AND CHECKS A.TER STARTING ENGINE BREAKING-IN THE MACHINE NORMAL OPERATION 3 - 72...
  • Page 126 OPERATION 3 - 73...
  • Page 127: Stopping Engine

    OPERATION STOPPING ENGINE 3 - 74...
  • Page 128: Moving The Machine

    OPERATION MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE MOVING THE MACHINE 3 - 75...
  • Page 129 OPERATION OPERATION 3 - 76...
  • Page 130: Changing Direction

    OPERATION CHANGING DIRECTION USING SWITCH TO CHANGE BETWEEN .ORWARD AND REVERSE 3 - 77...
  • Page 131 OPERATION OPERATION 3 - 78...
  • Page 132: Stopping The Machine

    OPERATION STOPPING THE MACHINE 3 - 79...
  • Page 133: Emergency Steering

    OPERATION TURNING EMERGENCY STEERING 3 - 80...
  • Page 134 OPERATION 3 - 81...
  • Page 135 OPERATION OPERATION O. WORK EQUIPMENT LI.T ARM OPERATION 3 - 82...
  • Page 136: Bucket Operation

    OPERATION BUCKET OPERATION 3 - 83...
  • Page 137 OPERATION WORK POSSIBLE USING WHEEL LOADER DIGGING OPERATIONS LOADING PILED SOIL 3 - 84...
  • Page 138 OPERATION DIGGING AND LOADING ON LEVEL GROUND 3 - 85...
  • Page 139: Pushing Operation

    OPERATION LEVELING OPERATIONS PUSHING OPERATION LOAD AND CARRY OPERATIONS 3 - 86...
  • Page 140: Loading Operations

    OPERATION LOADING OPERATIONS CROSS DRIVE LOADING 3 - 87...
  • Page 141 OPERATION V-SHAPE LOADING 3 - 88...
  • Page 142 OPERATION PRECAUTIONS .OR OPERATION PERMISSIBLE WATER DEPTH I. WHEEL BRAKE DOES NOT WORK PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES LOWER THE CENTER O. GRAVITY WHEN TURNING. BREAKING ON DOWNHILL SLOPE I. ENGINE STOPS 3 - 89...
  • Page 143 OPERATION PRECAUTIONS WHEN DRIVING MACHINE 3 - 90...
  • Page 144 OPERATION ADJUSTING WORK EQUIPMENT POSTURE ADJUSTING BOOM KICKOUT ± · ± · ± 3 - 91...
  • Page 145: Bucket Level Indicator

    OPERATION ADJUSTING BUCKET POSITIONER ± · ± · ± BUCKET LEVEL INDICATOR 3 - 92...
  • Page 146: Parking Machine

    OPERATION PARKING MACHINE 3 - 93...
  • Page 147 OPERATION OPERATION 3 - 94...
  • Page 148 OPERATION CHECK A.TER STOPPING ENGINE CHECKS A.TER COMPLETION O. OPERATION LOCKING 3 - 95...
  • Page 149: Tire Pressure

    OPERATION HANDLING THE TIRES PRECAUTIONS WHEN HANDLING TIRES TIRE PRESSURE 3 - 96...
  • Page 150 OPERATION PRECAUTIONS .OR USING LOAD AND CARRY METHOD 3 - 97...
  • Page 151: Transportation Procedure

    OPERATION TRANSPORTATION TRANSPORTATION PROCEDURE LOADING, UNLOADING WORK WITH TRAILERS ° LOADING º 3 - 98...
  • Page 152: Securing Machine

    OPERATION SECURING MACHINE UNLOADING º 3 - 99...
  • Page 153 OPERATION LI.TING MACHINE 3 - 100...
  • Page 154 OPERATION LOCATION O. LI.TING POSITION MARK WEIGHT TABLE 3 - 101...
  • Page 155 OPERATION LI.TING PROCEDURE 3 - 102...
  • Page 156: Cold Weather Operation

    OPERATION COLD WEATHER OPERATION PRECAUTIONS .OR LOW TEMPERATURE .UEL AND LUBRICANTS COOLANT 3 - 103...
  • Page 157 OPERATION BATTERY ° PRECAUTIONS A.TER COMPLETION O. WORK 3 - 104...
  • Page 158 OPERATION A.TER COLD WEATHER WARMING-UP OPERATION .OR STEERING HYDRAULIC CIRCUIT IN COLD WEATHER 3 - 105...
  • Page 159: Long Term Storage

    OPERATION LONG-TERM STORAGE BE.ORE STORAGE DURING STORAGE A.TER STORAGE 3 - 106...
  • Page 160: Troubleshooting

    OPERATION TROUBLESHOOTING WHEN MACHINE RUNS OUT O. .UEL TOWING THE MACHINE 3 - 107...
  • Page 161 OPERATION WHEN ENGINE CAN BE USED WHEN ENGINE CANNOT BE USED 3 - 108...
  • Page 162 OPERATION I. BATTERY IS DISCHARGED REMOVAL AND INSTALLATION O. BATTERY · · · · 3 - 109...
  • Page 163: Starting Engine With Booster Cable

    OPERATION PRECAUTIONS .OR CHARGING BATTERY STARTING ENGINE WITH BOOSTER CABLE PRECAUTIONS WHEN CONNECTING AND DISCONNECTING BOOSTER CABLE 3 - 110...
  • Page 164 OPERATION CONNECTING THE BOOSTER CABLE STARTING ENGINE DISCONNECTING THE BOOSTER CABLE 3 - 111...
  • Page 165 OPERATION OTHER TROUBLE ELECTRICAL SYSTEM 3 - 112...
  • Page 166 OPERATION CHASSIS · · · 3 - 113...
  • Page 167 OPERATION OPERATION 3 - 114...
  • Page 168 OPERATION ENGINE 3 - 115...
  • Page 169 OPERATION 3 - 116...
  • Page 170 4 - 1...
  • Page 171: Guides To Maintenance

    MAINTENANCE GUIDES TO MAINTENANCE 4 - 2...
  • Page 172 MAINTENANCE 4 - 3...
  • Page 173 MAINTENANCE OUTLINES O. SERVICE HANDLING OIL, .UEL, COOLANT, AND PER.ORMING OIL CLINIC .UEL ° ° COOLANT 4 - 4...
  • Page 174 MAINTENANCE GREASE CARRYING OUT KOWA (Komatsu Oil Wear Analysis) KOWA analysis items 4 - 5...
  • Page 175 MAINTENANCE Oil sampling STORING OIL AND .UEL .ILTERS OUTLINE O. ELECTRIC SYSTEM 4 - 6...
  • Page 176: Wear Parts List

    MAINTENANCE WEAR PARTS WEAR PARTS LIST – – – 4 - 7...
  • Page 177 MAINTENANCE USE O. .UEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE PROPER SELECTION O. .UEL, COOLANT AND LUBRICANTS 4 - 8...
  • Page 178 MAINTENANCE ° ° ° ° 4 - 9...
  • Page 179 MAINTENANCE MAINTENANCE 4 - 10...
  • Page 180 MAINTENANCE MAINTENANCE 4 - 11...
  • Page 181: Torque List

    MAINTENANCE STANDARD TIGHTENING TORQUES .OR BOLTS AND NUTS TORQUE LIST Thread Width Tightening torque diameter across Target value Service limit of bolt flats lbft lbft · · · · (a)(mm) (b)(mm) 13.2 1.35 11.8-14.7 1.2-1.5 8.7-10.8 23.1 27-34 2.8-3.5 20.3-25.3 48.5 59-74 6.0-7.5...
  • Page 182 MAINTENANCE PERIODIC REPLACEMENT O. SA.ETY CRITICAL PARTS 4 - 13...
  • Page 183: Maintenance Schedule Chart

    MAINTENANCE MAINTENANCE SCHEDULE CHART MAINTENANCE SCHEDULE CHART 4 - 14...
  • Page 184 MAINTENANCE 4 - 15...
  • Page 185: Service Procedure

    MAINTENANCE SERVICE PROCEDURE INITIAL 250 HOURS SERVICE 4 - 16...
  • Page 186: When Required

    MAINTENANCE WHEN REQUIRED CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT CHECKING CLEANING OUTER ELEMENT 4 - 17...
  • Page 187 MAINTENANCE MAINTENANCE 4 - 18...
  • Page 188 MAINTENANCE REPLACING ELEMENT 4 - 19...
  • Page 189 MAINTENANCE CLEAN INSIDE O. COOLING SYSTEM ° ° Mixing rate of water and antifreeze ° ° 4 - 20...
  • Page 190 MAINTENANCE ° ° 4 - 21...
  • Page 191 MAINTENANCE MAINTENANCE 4 - 22...
  • Page 192 MAINTENANCE CHECK OIL LEVEL IN TRANS.ER CASE, ADD OIL 4 - 23...
  • Page 193 MAINTENANCE CHECK AXLE OIL LEVEL, ADD OIL ± · ± · ± 4 - 24...
  • Page 194: Clean Air Conditioner Condenser

    MAINTENANCE CLEAN AXLE CASE BREATHER CLEAN AIR CONDITIONER CONDENSER WASHING METHOD 4 - 25...
  • Page 195 MAINTENANCE CHECK WINDOW WASHING .LUID LEVEL, ADD .LUID CLEAN RADIATOR .INS AND COOLER .INS 4 - 26...
  • Page 196 MAINTENANCE CLEAN TRANS.ER OIL COOLER .INS CHECK ELECTRICAL INTAKE AIR HEATER REPLACE BOLT ON CUTTING EDGE ± · ± · ± 4 - 27...
  • Page 197: Replace Bucket Teeth

    MAINTENANCE REPLACE BUCKET TEETH BUCKET WITH TIP TOOTH 4 - 28...
  • Page 198: Check Air Conditioner

    MAINTENANCE CHECK AIR CONDITIONER CHECK LEVEL O. RE.RIGERANT (GAS) OPERATING THE AIR CONDITIONER O.. SEASON 4 - 29...
  • Page 199 MAINTENANCE REPLACE SLOW BLOW .USE 4 - 30...
  • Page 200 MAINTENANCE SELECTION AND INSPECTION O. TIRES SELECTION O. TIRES 4 - 31...
  • Page 201 MAINTENANCE CHECK IN.LATION PRESSURE O. TIRES 4 - 32...
  • Page 202 MAINTENANCE CHECK BE.ORE STARTING 4 - 33...
  • Page 203: Every 50 Hours Service

    MAINTENANCE EVERY 50 HOURS SERVICE DRAIN WATER, SEDIMENT .ROM .UEL TANK 4 - 34...
  • Page 204 MAINTENANCE EVERY 100 HOURS SERVICE LUBRICATE REAR AXLE PIVOT PIN CLEAN ELEMENT IN AIR CONDITIONER .RESH AIR .ILTER 4 - 35...
  • Page 205: Check Oil Level In Hydraulic Tank, Add Oil

    MAINTENANCE CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL 4 - 36...
  • Page 206: Every 250 Hours Service

    MAINTENANCE EVERY 250 HOURS SERVICE CHECK BATTERY ELECTROLYTE LEVEL WHEN CHECKING ELECTROLYTE LEVEL .ROM SIDE O. BATTERY 4 - 37...
  • Page 207 MAINTENANCE WHEN IT IS IMPOSSIBLE TO CHECK ELECTROLYTE LEVEL .ROM SIDE O. BATTERY WHEN IT IS POSSIBLE TO USE INDICATOR TO CHECK ELECTROLYTE LEVEL 4 - 38...
  • Page 208: Check Air Conditioner Compressor Belt Tension, Adjust

    MAINTENANCE CHECK PARKING BRAKE CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST CHECKING 4 - 39...
  • Page 209 MAINTENANCE ADJUSTING • • • CHECK .OR LOOSE WHEEL HUB BOLTS, TIGHTEN ± · ± · ± 4 - 40...
  • Page 210 MAINTENANCE CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION .ILTER 4 - 41...
  • Page 211 MAINTENANCE LUBRICATING 4 - 42...
  • Page 212 MAINTENANCE EVERY 500 HOURS SERVICE CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL .ILTER CARTRIDGE 4 - 43...
  • Page 213 MAINTENANCE REPLACE .UEL .ILTER CARTRIDGE · · 4 - 44...
  • Page 214 MAINTENANCE EVERY 1000 HOURS SERVICE CHANGE OIL IN TRANS.ER CASE 4 - 45...
  • Page 215 MAINTENANCE CLEAN TRANS.ER CASE BREATHER 4 - 46...
  • Page 216 MAINTENANCE REPLACE HST OIL .ILTER ELEMENT · · 4 - 47...
  • Page 217 MAINTENANCE LUBRICATING CHECK TIGHTENING PARTS O. TURBOCHARGER CHECK PLAY O. TURBOCHARGER ROTOR CHECK .AN BELT TENSION, REPLACE 4 - 48...
  • Page 218 MAINTENANCE EVERY 2000 HOURS SERVICE CHANGE OIL IN HYDRAULIC TANK, REPLACE HYDRAULIC .ILTER ELEMENT 4 - 49...
  • Page 219 MAINTENANCE REPLACE HYDRAULIC TANK BREATHER ELEMENT 4 - 50...
  • Page 220 MAINTENANCE CHANGE AXLE OIL REPLACE ELEMENT IN AIR CONDITIONER RECIRCULATION AIR .ILTER, .RESH AIR .ILTER CHECK ALTERNATOR, STARTING MOTOR 4 - 51...
  • Page 221: Check Engine Valve Clearance, Adjust

    MAINTENANCE CHECK ENGINE VALVE CLEARANCE, ADJUST CHECK BRAKE DISC WEAR ° ° · · CLEAN AND CHECK TURBOCHARGER CHECK ACCUMULATOR GAS PRESSURE 4 - 52...
  • Page 222: Check Vibration Damper

    MAINTENANCE CHECK VIBRATION DAMPER 4 - 53...
  • Page 223: Check Water Pump

    MAINTENANCE EVERY 4000 HOURS SERVICE LUBRICATING CHECK WATER PUMP 4 - 54...
  • Page 224 5 - 1...
  • Page 225 SPECI.ICATIONS SPECI.ICATIONS 5 - 2...
  • Page 226 6 - 1...
  • Page 227 ATTACHMENTS, OPTIONS SELECTING BUCKET AND TIRES 6 - 2...
  • Page 228 ATTACHMENTS, OPTIONS AM/.M RADIO-CASSETTE STEREO EXPLANATION O. COMPONENTS 6 - 3...
  • Page 229: Power Switch/Volume

    ATTACHMENTS, OPTIONS POWER SWITCH/VOLUME AUTO-STORE/PRESET SCAN BUTTON BASS CONTROL KNOB 6 - 4...
  • Page 230 ATTACHMENTS, OPTIONS TREBLE CONTROL KNOB LOUDNESS BUTTON TIME/RADIO DISPLAY SELECTOR BUTTON 6 - 5...
  • Page 231: Preset Buttons

    ATTACHMENTS, OPTIONS TAPE EJECT BUTTON CASSETTE DOOR .AST .ORWARD, REWIND BUTTONS PRESET BUTTONS 6 - 6...
  • Page 232 ATTACHMENTS, OPTIONS METAL TAPE BUTTON MANUAL TUNING BUTTONS ∧ ∨ SEEK TUNING BUTTONS BAND SELECTOR BUTTON 6 - 7...
  • Page 233 ATTACHMENTS, OPTIONS METHOD O. OPERATION METHOD O. SETTING PRESET BUTTONS METHOD O. AUTO-MEMORY 6 - 8...
  • Page 234: Listening To Radio

    ATTACHMENTS, OPTIONS LISTENING TO RADIO LISTENING TO CASSETTE TAPE 6 - 9...
  • Page 235 ATTACHMENTS, OPTIONS REVERSING TAPE PRECAUTIONS .OR USE 6 - 10...
  • Page 236 INDEX INDEX 7 - 1...
  • Page 237 INDEX 7 - 2...
  • Page 239 WA250-5 WHEEL LOADER ©...

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