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KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:A25001 & UP) KOMATSU WA450-2 – PDF DOWNLOAD
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- KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL
- SERIAL NUMBER:A25001 & UP
- PUBLICATION NUMBER:SEAM042KD200
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Description
KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:A25001 & UP) KOMATSU WA450-2
KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:A25001 & UP) KOMATSU WA450-2 – PDF DOWNLOAD:
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DESCRIPTION:
KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:A25001 & UP) KOMATSU WA450-2
- This manual describes procedures for operation, handling, Page 1 lubrication, maintenance, checking, and adjustment, It will help the operator or anyone realize peak performance through effective, economical and safe machine operation and maintenance.Please read this manual carefully BEFORE operating the machine.
- Please continue studying this manual until proper operation is completely reinforced into personal habit. This manual describes the basic techniques. Skill is performed as the operator or anyone get the correct knowledge and performance of the machine.
- Operation, inspection, and maintenance should be carefully carried out, and the safety must be given the first priority. Safety precautions are indicated with A marks and technical precautions with * marks in this manual.
- The safety information contained In this manual is intended only to supplement safety codes, insurance requirements, local laws, rules and regulations. – Some photographs and illustration pictures are different from your machine as technical improvement is continuously reflected on it. Revision to up-to-date manual’s content is performed in later editions.
- This operation & maintenance manual may contain attachments and optional equipment that are not available in your area. Please consult your local distributor for those items you may require. Materials and specifications are subject to change without notice.
TABLE OF CONTENTS:
KOMATSU WA450-2 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:A25001 & UP) KOMATSU WA450-2
MAIN MENU....................................................... 0 CONTENTS........................................................ 5 OPERATION....................................................... 11 GENERAL LOCATIONS AND SPECIFICATIONS........................ 12 PERFORMANCE............................................. 12 OPERATING WEIGHT.................................... 12 ENGINE.................................................. 12 INSTRUMENTS AND CONTROLS.................................... 13 MONITOR PANEL........................................... 13 CHECK MONITOR GROUP................................. 15 Engine Oil Level Monitor........................ 15 Coolant Level Monitor........................... 15 CAUTION MONITOR GROUP............................... 16 Charge Monitor.................................. 16 Fuel Level Monitor.............................. 16 CAUTION MONITOR GROUP............................... 17 Brake Line Failure Monitor...................... 17 Engine Oil Pressure Monitor..................... 17 Coolant Level Monitor........................... 17 Air Pressure Monitor............................ 18 Coolant Temperature Monitor..................... 18 Torque Conveiior Oil Temperature Monitor........ 18 METER GROUP......................................... 19 Parking Brake Pilot Lamp........................ 19 Pilot Lamp for Working Lamp..................... 19 Transmission Cut-Off Selector Pilot Lamp........ 20 Air Pressure Gauge.............................. 20 Engine Cooling Water Temperature Gauge.......... 20 Torque Converter Oil Temperature Gauge.......... 21 Fuel Gauge...................................... 21 Turn Signal Pilot Lamp.......................... 21 High Beam Pilot Lamp............................ 22 Speedometer..................................... 22 Service Meter................................... 23 SWITCHES................................................ 23 TRANSMISSION CUT-OFF SELECTOR SWITCH................ 23 ETHER START SWITCH.................................. 24 HORN BUTTON......................................... 24 HAZARD LAMP SWITCH.................................. 24 PARKING BRAKE SWITCH................................ 25 WORKING LAMP SWITCH................................. 25 STARTING SWITCH..................................... 26 LAMP SWITCHES....................................... 26 Lamp switch..................................... 26 Turn signal lever............................... 26 Dimmer switch................................... 27 ROOM LAMP SWITCH.................................... 27 CIGARETTE LIGHTER................................... 28 KICKDOWN SWITCH..................................... 28 FRONT WIPER SWITCH.................................. 29 REAR WIPER SWITCH................................... 29 LEVERS AND PEDALS....................................... 30 DIRECTIONAL LEVER................................... 30 SPEED CONTROL LEVER................................. 30 SPEED CONTROL LEVER STOPPER......................... 31 STEERING COLUMN TILT LEVER.......................... 31 ACCELERATOR PEDAL................................... 31 BRAKE PEDALS........................................ 31 Right brake pedal............................... 31 Left brake pedal................................ 31 LIFT ARM CONTROL LEVER.............................. 32 BUCKET CONTROL LEVER................................ 32 SAFETY LOCK......................................... 32 AIR CLEANER SERVICE INDICATOR....................... 33 SAFETY BAR.......................................... 33 WORK EQUIPMENT CONTROL LEVER (MONO-LEVER TYPE)...... 33 CIRCUIT BREAKER (MAIN).............................. 34 DOOR-OPEN LOCK...................................... 34 FUSE BOX............................................ 34 OPERATOR'S SEAT..................................... 36 FORWARD-BACKWARD ADJUSTMENT..................... 36 SEAT ANGLE ADJUSTMENT........................... 36 SEAT CUSHION ADJUSTMENT......................... 36 BACKREST ADJUSTMENT............................. 36 SEAT HEIGHT ADJUSTMENT.......................... 36 RIGHT SIDE ARMREST.................................. 37 FORWARD-BACKWARD ADJUSTMENT..................... 37 ANGLE ADJUSTMENT................................ 37 SEAT BELT........................................... 37 CHECK BEFORE STARTING....................................... 38 WALK-AROUND CHECK....................................... 38 CHECK MONlTOR PANEL..................................... 38 CHECK AND REFILL COOLANT................................ 39 CHECK OIL LEVEL AND REFILL IN ENGINE OIL PAN............ 39 CHECK FUEL LEVEL AND REFILL FUEL........................ 40 CHECK AIR CLEANER SERVICE INDICATOR..................... 40 DRAIN WATER FROM AIR TANKS.............................. 41 FUEL-WATER SEPARATOR.................................... 41 FAN - INSPECTION........................................ 42 DRIVE BELT.............................................. 42 FAN DRIVE BELT - INSPECTtON......................... 42 BELT TENSION - CHECK................................ 42 BELT TENSION - CHECK AND ADJUST..................... 43 FAN DRIVE BELT - ADJUST............................. 44 ALTERNATOR DRIVE BELT - ADJUST...................... 44 OPERATING YOUR MACHINE...................................... 45 BEFORE STARTING THE ENGINE.............................. 45 TO START THE ENGINE..................................... 46 SPECIAL STARTING.................................... 46 CHECKS AFTER STARTING................................... 47 TO MOVE THE MACHINE OFF................................. 47 CHANGING GEAR SPEED..................................... 48 CHANGING DIRECTION...................................... 48 TURNING................................................. 49 TO STOP THE MACHINE..................................... 50 TO STOP THE ENGINE...................................... 51 MAXIMUM DEPTH OF WATER.................................. 51 IF WHEEL BRAKE DOES NOT WORK............................ 51 PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES.............. 52 LOWER THE CENTER OF GRAVITY WHEN TURNING............ 52 BRAKING ON DOWNHILL SLOPES.......................... 52 IF ENGINE STOPS..................................... 52 PROPER BUCKET AND TIRE.................................. 52 ADJUSTMENT OF WORK EQUIPMENT................................ 53 ADJUSTING BOOM KICKOUT.................................. 53 ADJUSTING BUCKET POSITIONER............................. 54 BUCKET LEVEL INDICATOR.................................. 54 USING ACCUMULATORS.......................................... 55 PRECAUTIONS FOR MAINTENANCE............................. 55 HANDLING TIRES.............................................. 55 PRECAUTIONS WHEN HANDLING TIRES......................... 55 PRECAUTIONS WHEN DRIVING MACHINE........................ 56 TIRE PRESSURE........................................... 56 INFLATING TIRES..................................... 57 TOWING...................................................... 58 TOWING THE MACHINE...................................... 58 WHEN ENGINE CAN BE USED............................. 58 WHEN ENGINE CANNOT BE USED.......................... 58 RELEASING PARKING BRAKE................................. 58 COLD WEATHER OPERATION...................................... 59 PREPARATION FOR LOW TEMPERATURE......................... 59 FUEL AND LUBRlCANTS................................. 59 COOLANT............................................. 59 BATTERY............................................. 59 STARTING IN COLD WEATHER................................ 60 CAUTIONS AFTER COMPLETION OF WORK....................... 61 AFTER COLD WEATHER...................................... 61 MEMORANDA................................................... 62 MAINTENANCE..................................................... 63 PERIODIC MAINTENANCE........................................ 64 BLEEDING AIR FROM CIRCUIT................................... 64 BLEEDING AIR FROM HYDRAULIC CIRCUIT..................... 64 PERIODICAL REPLACEMENT OF SAFETY PARTS...................... 65 MAINTENANCE TABLE........................................... 66 OIL FILLER AND LEVEL GAUGE POSITIONS........................ 70 CHECK BEFORE STARTING....................................... 71 EVERY 50 HOURS SERVICE...................................... 71 FUEL TANK............................................... 71 TIRE.................................................... 71 EVERY 100 HOURS SERVICE..................................... 71 HYDRAULIC TANK.......................................... 71 LUBRICATING............................................. 72 AIR CONDITIONER FILTER.................................. 72 INITIAL 250 HOURS SERVICE................................... 73 TRANSMISSION OIL FILTER................................. 73 EVERY 250 HOURS SERVICE..................................... 73 ENGINE OIL PAN AND FILTER............................... 73 AIR INTAKE SYSTEM....................................... 75 CHECK ELECTROLYTE LEVEL IN BATTERY...................... 75 FUEL FILTER............................................. 76 CRANKCASE BREATHER...................................... 77 CORROSION RESISTOR (Coolant filter)..................... 78 COOLANT ADDITIVE CONCENTRATION.......................... 79 LUBRICATING............................................. 80 AIR CONDITIONER COMPRESSOR BELT......................... 82 WHEEL HUB NUTS.......................................... 83 EVERY 500 HOURS SERVICE..................................... 83 TRANSMISSION OIL FILTER................................. 83 LUBRICATING............................................. 84 AIR DRYER............................................... 84 EVERY 1000 HOURS SERVICE.................................... 85 TRANSMISSION CASE AND STRAINER.......................... 85 TRANSMISSION CASE BREATHER.............................. 86 LUBRICATING............................................. 86 EVERY 1500 HOURS SERVICE.................................... 89 VALVES AND INJECTORS.................................... 89 EVERY 2000 HOURS SERVICE.................................... 90 HYDRAULIC TANK AND FILTER............................... 90 AIR CONDITIONER FILTER.................................. 91 HYDRAULIC TANK BREATHER................................. 91 AXLE.................................................... 91 PPC CIRCUIT STRAINER.................................... 93 ALTERNATOR AND STARTING MOTOR........................... 93 BRAKE DISC.............................................. 93 INTERNAL PART OF AIR DRYER.............................. 93 ACCUMULATOR............................................. 93 EVERY 6000 HOURS SERVICE.................................... 94 INJECTORS............................................... 94 FUEL PUMP............................................... 94 TURBOCHARGER............................................ 94 AIR COMPRESSOR.......................................... 95 WATER PUMP.............................................. 98 FAN IDLER PULLEY........................................ 98 FAN HUB (BELT DRIVEN)................................... 99 COOLANT CHANGE AND FLUSHING THE SYSTEM.................. 99 COOLANT............................................. 99 DCA4 UNIT MAINTENANCE GUIDE.........................100 WHEN REQUIRED...............................................102 TURBOCHARGER MOUNTING NUTS..............................102 CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT............103 CHECKING............................................103 CLEANING OR REpLACING OUTER ELEMENT.................103 REPLACING INNER ELEMENT.............................104 CLEANING OUTER ELEMENT..............................104 With compressed air.............................104 With water......................................104 With cleaning agent.............................104 CHECK AND REFILL TRANSMISSION OIL.......................105 CLEAN RADIATOR FINS.....................................105 CHECK AND REFILL AXLE OIL...............................106 CLEAN AXLE CASE BREATHER................................106 LUBRlCATlNG.............................................107 CLEAN CONDENSER OF AIR CONDITIONER......................107 CHECK AIR CONDITIONER...................................108 CHECK LEVELS OF REFRIGERANT (GAS)...................108 CHECK AND REFILL WINDOW WASHING FLUID...................109 REPLAClNG BUCKET TEETH..................................109 IF THE BUCKET EQUIPPED WITH BOLT-ON TOOTH...........109 IF THE BUCKET EQUIPPED WITH TIP TOOTH...............110 REVERSING AND REPLACING BOLT-ON CUTTING EDGE............110 IF THE BUCKET EQUIPPED WITH BOLT-ON CUTTING EDGE....110 ADJUSTMENT..................................................111 ADJUSTING PARKING BRAKE.................................111 ADJUSTING LENGTH OF LEVER...............................112 TROUBLE SHOOTING GUIDE......................................113 ELECTRICAL SYSTEM.......................................113 ENGINE..................................................114 CHASSIS.................................................115 TRANSMlSSlON........................................115 AXLE................................................115 DISC BRAKE..................................................115 PARKING BRAKE...........................................115 STEERING................................................116 SERVICE METER...............................................116 MACHINE AND ENGINE SERIAL NUMBERS...........................117 FUEL, COOLANT AND LUBRICANTS................................118 MEMORANDA...................................................120 SAFETY AND OPERATION............................................121 SAFETY HINTS................................................122 OPERATION...............................................122 GENERAL.............................................122 CHECKING JOBSITE CONDITIONS.............................124 BEFORE STARTING OPERATION...............................125 CHECK BEFORE STARTING...............................125 PRECAUTIONS WHEN GETTING ON THE MACHINE.................127 PRECAUTIONS WHEN STARTING THE ENGINE....................127 CHECKS AFTER STARTING THE ENGINE........................128 DURING OPERATION........................................128 ATTENTION TO SURROUNDINGS...............................129 RESTRICTIONS CREATED BY JOBSITE.........................131 PARKING.................................................133 PRECAUTIONS FOR MAINTENANCE.................................134 GENERAL.................................................134 BEFORE MAINTENANCE......................................136 DURING MAINTENANCE......................................137 MISCELLANEOUS...........................................138 BUCKET OPERATION........................................139 EXCAVATION..........................................139 LEVELING............................................142 LOAD AND CARRY OPERATIONS...........................142 LOADING.........................................142 CROSS DRIVE LOADING.............................143 V-SHAPE LOADING.................................143 OPERATING THE AIR CONDITIONER...........................144 EQUIPMENT ON CONTROL PANEL..........................144 FAN SWITCH......................................144 AIR CONDITIONER SWITCH..........................144 AIR INTAKE SELECTOR LEVER.......................144 TEMPERATURE CONTROL LEVER.......................144 PRECAUTIONS FOR USING AIR CONDITIONER...........145 HANDLING THE AIR CONDITIONER IN SEASON..........146 HANDLING THE AIR CONDITIONER IN OFF-SEASONS.....146 OPERATING CAB HEATER....................................146 EQUIPMENT ON CONTROL PANEL..........................146 FAN SWITCH......................................146 TEMPERATURE CONTROL LEVER.......................146 AIR INTAKE SELECTOR LEVER.......................146 LOCKING CAP.............................................148 HANDLING OF BATTERY.....................................149 PRECAUTIONS FOR CHARGING BATTERY....................149 REMOVAL AND INSTALLATION OF BATTERY.................149 STARTING ENGINE WITH A BOOSTER CABLE................150 TRANSPORTATION..........................................151 STORAGE.................................................152 BEFORE STORAGE......................................152 DURING STORAGE......................................152 AFTER STORAGE.......................................152 COOLANT AND LUBRICANTS..................................153
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