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Komatsu WD900-3 Wheel Dozer Operation & Maintenance Manual SN 50001 and up – PDF DOWNLOAD
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Komatsu WD900-3 Wheel Dozer Operation & Maintenance Manual
Book Code :SEAMW00203
SERIAL NUMBERS WD900-3 50001 and up
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Description
Komatsu WD900-3 Wheel Dozer Operation & Maintenance Manual
TABLE OF CONTENTS:
Komatsu WD900-3 Wheel Dozer Operation & Maintenance Manual
MAIN MENU..................................................................................................... 0 COVER......................................................................................................... 1 1. FOREWORD................................................................................................... 2 2. SAFETY INFORMATION......................................................................................... 3 3. INTRODUCTION............................................................................................... 4 4. LOCATION OF PLATES, TABLES TO ENTER SERIAL NO. AND DISTRIBUTOR............................................. 5 5. CONTENTS................................................................................................... 6 SAFETY........................................................................................................ 10 6. GENERAL PRECAUTIONS.................................................................................... 11 7. PRECAUTIONS DURING OPERATION........................................................................... 16 7.1 BEFORE STARTING ENGINE............................................................................ 16 7.2 AFTER STARTING ENGINE............................................................................. 19 7.3 TRASPORTATION..................................................................................... 27 7.4 BATTERY........................................................................................... 28 7.5 TOWING............................................................................................ 30 8. PRECAUTIONS FOR MAINTENANCE............................................................................ 31 8.1 BEFORE CARRYING OUT MAINTENANCE................................................................... 31 8.2 DURING MAINTENANCE................................................................................ 36 8.3 TIRES............................................................................................. 42 9. POSITION FOR ATTACHING SAFETY LABELS................................................................... 44 OPERATION..................................................................................................... 50 10. GENERAL VIEW.......................................................................................... 51 10.1 GENERAL VIEW OF MACHINE.......................................................................... 51 10.2 GENERAL VIEW OF CONTROLS AND GAUGES.............................................................. 52 11. EXPLANATION OF COMPONENTS............................................................................. 53 11.1 MACHINE MONITOR.................................................................................. 53 11.2 SWITCHES......................................................................................... 63 11.3 CONTROL LEVERS, PEDALS........................................................................... 71 11.4 STEERING COLUMN TILT LEVER....................................................................... 75 11.5 CAP WITH LOCK.................................................................................... 75 11.6 SAFETY BAR....................................................................................... 76 11.7 GREASE PUMP...................................................................................... 77 11.8 BACKUP ALARM..................................................................................... 77 11.9 DOOR-OPEN LOCK................................................................................... 77 11.10 TOOL BOX........................................................................................ 77 11.11 FUEL STOP LEVER................................................................................. 77 11.12 FUSE............................................................................................ 78 11.13 SLOW-BLOW FUSE.................................................................................. 79 11.14 LUNCH BOX TRAY.................................................................................. 80 11.15 STORAGING PLACE OF THIS MANUAL.................................................................. 80 11.16 TAKING OFF POWER................................................................................ 80 11.17 PRECAUTIONS WHEN HANDLING ACCUMULATOR........................................................... 81 12. OPERATION............................................................................................. 82 12.1 CHECK BEFORE STARTING ENGINE..................................................................... 82 12.2 STARTING ENGINE.................................................................................. 97 12.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE...................................................... 99 12.4 MOVING MACHINE OFF...............................................................................100 12.5 CHANGING GEAR SPEED..............................................................................102 12.6 CHANGING DIRECTION...............................................................................103 12.7 TURNING..........................................................................................105 12.8 STOPPING MACHINE.................................................................................106 12.9 OPERATION OF WORK EQUIPMENT......................................................................107 12.10 WORK POSSIBLE USING WHEEL DOZER.................................................................109 12.11 PRECAUTIONS FOR OPERATION.......................................................................110 12.12 PARKING MACHINE.................................................................................112 12.13 CHECK AFTER COMPLETION OF OPERATION.............................................................113 12.14 STOPPING ENGINE.................................................................................113 12.15 CHECK AFTER STOPPING ENGINE.....................................................................114 12.16 LOCKING.........................................................................................114 12.17 HANDLING THE TIRES..............................................................................115 13. TRANSPORTATION........................................................................................117 13.1 LIFTING MACHINE..................................................................................117 14. COLD WEATHER OPERATION................................................................................118 14.1 PRECAUTIONS FOR LOW TEMPERATURE..................................................................118 14.2 PRECAUTIONS AFTER COMPLETION OF WORK.............................................................120 14.3 AFTER COLD WEATHER...............................................................................120 14.4 WARMING-UP OPERATION FOR STEERING HYDRAULIC CIRCUIT IN COLD WEATHER..............................121 15. LONG-TERM STORAGE.....................................................................................122 15.1 BEFORE STORAGE...................................................................................122 15.2 DURING STORAGE...................................................................................122 15.3 AFTER STORAGE....................................................................................122 16. TROUBLESHOOTING.......................................................................................123 16.1 WHEN MACHINE RUNS OUT OF FUEL....................................................................123 16.2 TOWING THE MACHINE...............................................................................124 16.3 IF BATTERY IS DISCHARGED.........................................................................127 16.4 OTHER TROUBLE....................................................................................131 MAINTENANCE...................................................................................................138 17. GUIDES TO MAINTENANCE.................................................................................139 18. OUTLINES OF SERVICE...................................................................................142 18.1 HANDLING OIL, FUEL, COOLANT, AND PERFORMANCE OIL CLINIC..........................................142 18.2 OUTLINE OF ELECTRIC SYSTEM.......................................................................145 19. WEAR PARTS LIST.......................................................................................146 20. USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE..................................147 21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS........................................................151 21.1 INTRODUCTION OF NECESSARY TOOLS..................................................................151 21.2 TORQUE LIST......................................................................................152 22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS.........................................................153 23. MAINTENANCE SCHEDULE CHART............................................................................155 23.1 MAINTENANCE SCHEDULE CHART.......................................................................155 24. SERVICE PROCEDURE.....................................................................................159 24.1 INITIAL 250 HOURS SERVICE........................................................................159 REPLACE FUEL FILTER CARTRIDGE.....................................................................201 REPLACE TRANSMISSION OIL FILTER ELEMENT...........................................................202 CHECK ENGINE VALVE CLEARANCE, ADJUST..............................................................220 24.2 WHEN REQUIRED....................................................................................160 CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT......................................................160 CLEAN INSIDE OF COOLING SYSTEM....................................................................162 CHECK TRANSMISSION OIL LEVEL, ADD OIL.............................................................166 CHECK AXLE OIL LEVEL, ADD OIL.....................................................................167 CHECK AXLE CASE BREATHER..........................................................................168 CHECK WINDOW WASHING FLUID LEVEL, ADD FLUID.......................................................168 CLEAN CONDENSER OF AIR CONDITIONER (IF EQUIPPED)..................................................169 CLEAN RADIATOR FINS...............................................................................169 CLEAN OIL COOLER FINS (BRAKE COOLING OIL COOLER AND TORQUE CONVERTER OIL COOLER (IF EQUIPPED))....169 CHECK ELETRICAL INTAKE AIR HEATER.................................................................170 REPLACING END BIT AND CUTTING EDGE................................................................171 LUBRICATING.......................................................................................172 ACCELERATOR PEDAL LINKAGE (2 POINTS)..........................................................172 LIFT CYLINDER BALL JOINT (2 POINTS)...........................................................173 BLADE CENTER SUPPORT PIN (5 POINTS)...........................................................173 TILT AND PITCH CYLINDER PIN (4 POINTS)........................................................173 CHECK AIR CONDITIONER (IF EQUIPPED)...............................................................174 ADJUST PARKING BRAKE..............................................................................175 BLEEDING AIR FROM BRAKE HYDRAULIC CIRCUIT.........................................................176 BLEEDING AIR FROM PPC CIRCUIT.....................................................................176 REPLACE SLOW BLOW FUSE............................................................................177 BLEEDING AIR FROM HYDRAULIC TANK..................................................................178 REPLACE FAN BELT, ADJUST AUTO-TENSIONER...........................................................180 SELECTION AND INSPECTION OF TIRES.................................................................181 DRAIN WATER FROM WATER SEPARATOR (IF EQUIPPED)....................................................182 24.3 CHECK BEFORE STARTING............................................................................183 CHECK MONITOR PANEL...............................................................................183 CHECK COOLANT LEVEL, ADD WATER....................................................................183 CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL........................................................184 CHECK BRAKE OIL TANK LEVEL, ADD OIL...............................................................185 CHECK FUEL LEVEL, ADD FUEL........................................................................186 CHECK ELECTRIC WIRING.............................................................................187 CHECK INFLATION PRESSURE OF TIRES.................................................................187 CHECK EFFECT OF PARKING BRAKE.....................................................................188 CHECK EFFECT OF BRAKE.............................................................................189 CHECK SOUND OF HORN AND BACKUP BUZZER.............................................................189 CHECK FLASHING OF LAMPS, CHECK FOR DIRT OR DAMAGE.................................................189 CHECK DIRECTION OF REAR VIEW MIRROR, CHECK FOR DIRT OR DAVAGE.....................................189 CHECK ENGINE EXHAUST COLOR AND SOUND..............................................................189 CHECK OPERATION OF GAUGES.........................................................................189 CHECK PLAY OF STEERING WHEEL, CHECK OPERATION OF STEERING.........................................189 CHECK FOR WATER AND SEDIMENT IN WATER SEPARATOR, DRAIN WATER (IF EQUIPPED)........................189 24.4 EVERY 50 HOURS SERVICE...........................................................................190 DRAIN WATER, SEDIMENT FROM FUEL TANK..............................................................190 24.5 EVERY 100 HOURS SERVICE..........................................................................191 LUBRICATING.......................................................................................191 LIFT CYLINDER BALL JOINT (2 POINTS)...........................................................191 BLADE CENTER SUPPORT PIN (5 POINTS)...........................................................192 TILT AND PITCH CYLINDER PIN (4 POINTS)........................................................192 STEERING CYLINDER PIN (4 POINTS)..............................................................192 REAR AXLE PIVOT PIN (3 POINTS)................................................................192 CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL........................................................193 CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER (IF EQUIPPED)...................................194 24.6 EVERY 250 HOURS SERVICE..........................................................................195 CHECK BATTERY ELECTROLYTE LEVEL...................................................................195 CHECK ALTERNATOR BELT TENSION, ADJUST.............................................................196 CHECK FOR LOOSE WHEEL HUB NUTS, TIGHTEN...........................................................197 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER (IF EQUIPPED)...............................197 LUBRICATE OIL COOLER FAN BEARING (1 POINT)........................................................197 CHECK, AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST (IF EQUIPPED)..............................198 CHECK FRAME.......................................................................................198 24.7 EVERY 500 HOURS SERVICE..........................................................................199 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE.................................199 REPLACE FUEL FILTER CARTRIDGE.....................................................................201 REPLACE TRANSMISSION OIL FILTER ELEMENT...........................................................202 LUBRICATE CENTER DRIVE SHAFT (3 POINTS)...........................................................203 CHECK FAN BELT FOR WEAR...........................................................................204 24.8 EVERY 1000 HOURS SERVICE.........................................................................205 CHANGE OIL IN TRANSMISSION CASE, CLEAN STRAINER...................................................205 CLEAN TRANSMISSION CASE BREATHER..................................................................206 LUBRICATING.......................................................................................207 CENTER HINGE PIN (2 POINTS)...................................................................207 DRIVE SHAFT CENTER SUPPORT (1 POINT)..........................................................207 FRONT DRIVE SHAFT (3 POINTS)..................................................................208 REAR DRIVE SHAFT (3 POINTS)...................................................................208 UPPER DRIVE SHAFT (3 POINTS)..................................................................208 PARKING BRAKE LINKAGE (6 POINTS)..............................................................208 TORQUE CONVERTER MOUNT TRUNNION (1 POINT).....................................................208 FAN PULLEY (1 POINT)..........................................................................209 TENSION PULLEY (2 POINTS).....................................................................209 CHECK TIGHTENING PART OF TURBOCHARGER.............................................................209 CLEAN FUEL STRAINER...............................................................................209 TIGHTEN ROPS CANOPY (IF EQUIPPED).................................................................209 REPLACE CORROSION RESISTOR CARTRIDGE..............................................................210 24.9 EVERY 2000 HOURS SERVICE.........................................................................211 CHANGE OIL IN HYDRAULIC TANK, REPLACE HYDRAULIC FILTER ELEMENT....................................211 CLEAN HYDRAULIC TANK STRAINER.....................................................................214 REPLACE HYDRAULIC TANK BREATHER ELEMENT...........................................................215 CHANGE AXLE OIL, REPLACE BRAKE COOLING OIL FILTER CARTRIDGE.......................................216 REPLACE AIR CONDITIONER FILTER (IF EQUIPPED)......................................................218 CLEAN PPC CIRCUIT STRAINER........................................................................218 CHECK WEAR OF BRAKE DISCS.........................................................................219 CHECK ALTERNATOR, STARTING MOTOR..................................................................220 CHECK ENGINE VALVE CLEARANCE, ADJUST..............................................................220 CLEAN AND CHECK TURBOCHARGER ROTOR................................................................220 CHECK ACCUMULATOR.................................................................................220 24.10 EVERY 4000 HOURS SERVICE........................................................................221 CHECK WATER PUMP..................................................................................221 CHECK ENGINE VIBRATION DAMPER.....................................................................221 CHECK FAN PULLEY AND TENSION PULLEY...............................................................221 CHECK AIR COMPRESSOR, ADJUST......................................................................221 CHECK INJECTION PUMP RACK RUBBER BOOT , REPLACE...................................................221 SPECIFICATIONS................................................................................................222 25. SPECIFICATION.........................................................................................223 OPTIONS, ATTACHMENTS..........................................................................................226 26. OPTIONAL PARTS AND ATTACHMENTS........................................................................227 27. HANDLING AUTO SHIFT SYSTEM............................................................................228 27.1 AUTOMATIC SHIFT SYSTEM...........................................................................228 27.2 PRECAUTIONS WHEN CHANGING DIRECTION..............................................................229 28. HANDLING JOYSTICK STEERING SYSTEM.....................................................................232 28.1 EXPLANATION OF COMPONENTS........................................................................232 28.2 STRUCTURE AND FUNCTION OF JOYSTICK STEERING......................................................233 28.3 OPERATION METHOD OF JOYSTICK STEERING SYSTEM.....................................................236 28.4 PRECAUTIONS FOR STEERING WITH JOYSTICK...........................................................238 28.5 ADJUSTMENT OF JOYSTICK CONSOLE...................................................................239 28.6 ADJUSTMENT OPERATOR'S SEAT.......................................................................240 29. MAIN MONITOR FAILURE DISPLAY..........................................................................242 29.1 MAIN MONITOR FAILURE DISPLAY.....................................................................242 29.2 ERROR CODES LIST INDICATED ON MAIN MONITOR.......................................................243 30. AIR CONDITIONER.......................................................................................245 30.1 GENERAL LOCATIONS AND FUNCTION OF CONTROL PANEL..................................................245 30.2 METHOD OF OPERATION..............................................................................247 31. AM/FM CAR RADIO.......................................................................................248 31.1 EXPLANATION OF COMPONENTS........................................................................248 31.2 METHOD OF USE....................................................................................250 31.3 PRECAUTIONS WHEN USING...........................................................................251 32. AM/FM RADIO-CASSETTE STEREO...........................................................................252 32.1 EXPLANATION OF COMPONENTS........................................................................252 32.2 OPERATION METHOD.................................................................................256 32.3 PRECAUTIONS WHEN USING...........................................................................260
KOMATSU WD900-3 WHEEL DOZER OPERATION & MAINTENANCE MANUAL SN 50001 AND UP – PDF DOWNLOAD:
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Komatsu WD900-3 Wheel Dozer Operation & Maintenance Manual
FOREWORD:
- This manual provides rules and guidelines which will help you use this machine safely and effectively. Keep this manual handy and have all personnel read it periodically. if this manual has been lost or has become dirty and can not be read, request a replacement manual from Komatsu or your Komatsu distributor.
- If you sell the machine, be sure to give this manual to the new owners. Continuing improvements in the design of this machine can lead to changes in detail which may not be reflected in this manual.
- Consult Komatsu or your Komatsu distributor for the latest available information of your machine or for questions regarding information in this manual. This manual may contain attachments and optional equipment that are not available in your area. Consult Komatsu or your Komatsu distributor for those items you may require.
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