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Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual SN A45001 and up – PDF DOWNLOAD
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Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual
Book Code : SEAMU423KD10
SERIAL NUMBERS WA380-1 : A45001 and up
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Description
Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual
FILE DETAILS:
Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual
Size: 6.51 MB
Fomat: PDF
language: English
Brand: Komatsu
Type of machine: Wheell Loader
Type of document: Operator & Maintenance Manual
Model: WA380-1
Serial: A45001 and up
Number of Page: 169
KOMATSU WHEEL LOADER WA380-1LC OPERATOR & MAINTENANCE MANUAL SN A45001 AND UP – PDF DOWNLOAD:
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual
FOREWORD:
This manual describes procedures for operation, handling, 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 it 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 Komatsu distributor for those items you may require. Materials and specifications are subject to change without notice.
TABLE OF CONTENTS:
Komatsu Wheel Loader WA380-1LC Operator & Maintenance Manual
MAIN MENU......................................................... 0 COVER............................................................. 2 CONTENTS.......................................................... 6 OPERATION......................................................... 13 GENERAL LOCATIONS AND SPECIFICATIONS.......................... 14 PERFORMANCE .............................................. 14 OPERATING WEIGHT...................................... 14 ENGINE.................................................... 14 INSTRUMENTS AND CONTROLS...................................... 15 MONITOR PANEL............................................. 15 CHECK MONITOR GROUP................................... 17 ENGINE OIL LEVEL MONITOR.......................... 17 COOLANT LEVEL MONITOR............................. 18 CAUTION MONITOR GROUP................................. 18 CHARGE MONITOR.................................... 18 FUEL LEVEL MONITOR................................ 18 CAUTION MONITOR GROUP................................. 19 BRAKE LINE FAILURE MONITOR........................ 19 ENGINE OIL PRESSURE MONITOR....................... 19 COOLANT LEVEL MONITOR............................. 19 AIR PRESSURE MONITOR.............................. 20 COOLANT TEMPERATURE MONITOR....................... 20 TORQUE CONVETER OIL TEMPERATURE MONITOR........... 20 METER GROUP PILOT DISPLAY............................. 21 PARKING BRAKE PILOT LAMP.......................... 21 PILOT LAMP FOR WORKING LAMP....................... 22 TRANSMISSION CUT-OFF SELECTOR PILOT LAMP.......... 22 AIR PRESSURE GAUGE................................ 22 ENGINE COOLING WATER TEMPERATURE GAUGE............ 23 TORQUE CONVERER OIL TEMPERATURE GAUGE............. 23 FUEL GAUGE........................................ 23 TURN SIGNAL PILOT LAMP............................ 23 HIGH BEAM PILOT LAMP.............................. 24 SPEEDOMETER....................................... 24 SERVICE METER..................................... 24 SWITCHES.................................................. 25 TRANSMISSION CUT-OFF SELECTOR......................... 25 ETHER START SWITCH.................................... 26 HORN BUTTON........................................... 26 HAZARD LAMP SWITCH.................................... 26 PARKING BRAKE SWITCH.................................. 27 WORKING LAMP SWITCH................................... 28 STARTING SWITCH....................................... 28 LAMP SWITCHES......................................... 28 ROOM LAMP SWITCH...................................... 29 CIGARETTE LIGHTER..................................... 30 KICKDOWN SWITCH....................................... 30 FRONT WIPER SWITCH.................................... 31 REAR WIPER SWITCH..................................... 31 LEVERS AND PEDALS......................................... 32 DIRECTIONAL LEVER..................................... 32 SPEED CONTROL LEVER................................... 33 SPEED CONTROL LEVER STOPPER........................... 33 STEERING COLUMN TILT LEVER............................ 33 ACCELERATOR PEDAL..................................... 33 BRAKE PEDALS.......................................... 34 RIGHT BRAKE PEDAL................................. 34 LEFT BRAKE PEDAL.................................. 34 LIFT ARM CONTROL LEVER................................ 35 BUCKET CONTROL LEVER.................................. 36 SAFETY LOCK........................................... 36 AIR CLEANER SERVICE INDICATOR............................. 36 SAFETY BAR................................................ 37 WORK EQUIPMENT CONTROL LEVER.............................. 37 CIRCUIT BREAKER (MAIN).................................... 38 DOOR-OPEN LOCK............................................ 38 HOOD TILT LOCK............................................ 39 FUSE BOX.................................................. 39 OPERATOR'S SEAT........................................... 41 FORWARD-BACKWARD ADJUSTMENT........................... 41 SEAT ANGLE ADJUSTMENT................................. 41 SEAT CUSHION ADJUSTMENT............................... 41 BACKREST ADJUSTMENT................................... 41 SEAT HEIGHT ADJUSTMENT................................ 41 RIGHT SIDE ARMREST........................................ 41 FORWARD-BACKWARD ADJUSTMENT........................... 41 ANGLE ADJUSTMENT...................................... 41 SEAT BELT................................................. 42 CHECK BEFORE STARTING......................................... 43 WALK-AROUND CHECK......................................... 43 CHECK MONITOR PANEL....................................... 43 CHECK AND REFILL COOLANT.................................. 44 CHECK OIL LEVEL AND REFILL IN ENGINE OIL PAN.............. 44 CHECK FUEL LEVEL AND REFILL FUEL.......................... 45 CHECK AIR CLEANER SERVICE INDICATOR....................... 45 DRAIN WATER FROM AIR TANK................................. 46 CHECK FOR SEDIMENT AND WATER IN THE WATER SEDIMENTOR...... 46 FUEL-WATER SEPARATOR - DRAINING WATER AND SEDIMENT........ 47 DRIVE BELT - INSPECTION................................... 47 FAN - INSPECTION.......................................... 47 OPERATING YOUR MACHINE........................................ 49 BEFORE STARTING THE ENGINE................................ 49 TO START THE ENGINE....................................... 50 SPECIAL STARTING...................................... 50 CHECKS AFTER STARTING..................................... 51 TO MOVE THE MACHINE OFF................................... 51 CHANGING GEAR SPEED....................................... 52 CHANGING DIRECTION........................................ 53 TURNING.................................................. 53 TO STOP THE MACHINE....................................... 54 TO STOP THE ENGINE........................................ 55 MAXIMUM DEPTH OF WATER.................................... 55 IF WHEEL BRAKE DOES NOT WORK.............................. 55 PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES................ 56 LOWER THE CENTER OF GRAVITY WHEN TUNING............... 56 BRAKING ON DOWNHILL SLOPES............................ 56 IF ENGINE STOPS....................................... 56 PROPER BUCKET AND TIRE.................................... 57 ADJUSTMENT OF WORK EQUIPMENT.................................. 58 ADJUSTING BOOM KICKOUT.................................... 58 ADJUSTING BUCKET POSITIONER............................... 59 BUCKET LEVEL INDICATOR.................................... 59 HANDLING THE TIRES............................................ 60 PRECAUTIONS WHEN HANDLING TIRES........................... 60 PRECAUTIONS WHEN DRIVING MACHINE.......................... 61 TIRE PRESURE.............................................. 62 INFLATING TIRES....................................... 62 TOWING........................................................ 64 TOWING THE MACHINE........................................ 64 WHEN ENGINE CAN BE USED............................... 64 WHEN ENGINE CANNOT BE USED............................ 64 RELEASING PARKING BRAKE................................... 65 COLD WEATHER OPERATION........................................ 66 PREPARATION FOR LOW TEMPEATURE............................ 66 FUEL AND LUBRICANTS................................... 66 COOLANT............................................... 66 BATTERY............................................... 66 STARTING IN COLD WEATHER.................................. 67 CAUTIONS AFTER COMPLETION OF WORK......................... 68 AFTER COLD WEATHER........................................ 68 MAINTENANCE....................................................... 69 PERIODIC MAINTENANCE.......................................... 70 BLEEDING AIR FROM CIRCUIT................................. 70 BLEEDING AIR FROM HYDRAULIC CIRCUIT................... 70 BLEEDING AIR FROM FUEL SYSTEM......................... 71 LOW PRESSURE LINES AND FUEL FILTER(S) VENTING..... 71 HIGH PRESSURE LINE-VENTING........................ 71 PERIODICAL PART REPLACEMENT................................... 72 MAINTENANCE TABLE............................................. 73 OIL FILLER AND LEVEL GAUGE POSITIONS.......................... 77 CHECK BEFORE STARTING......................................... 78 EVERY 50 HOURS SERVICE........................................ 78 FUEL TANK................................................. 78 TIRE...................................................... 78 EVERY 100 HOURS SERVICE....................................... 79 HYDRAULIC TANK............................................ 79 LUBRICATING............................................... 79 REAR AXLE PIVOT PIN (2 POINTS)........................ 79 AIR CONDITIONER FILTER.................................... 80 INITIAL 250 HOURS SERIVICE.................................... 80 TRANSMISSION OIL FILTER................................... 80 EVERY 250 HOURS SERVICE....................................... 81 ENGINE OIL PAN AND FILTER................................. 81 AIR INTAKE SYSTEM - INSPECTION............................ 82 AIR CONDITIONER COMPRESSOR BELT........................... 82 WHEEL HUB NUTS............................................ 83 LUBRICATING............................................... 84 BUCKET PIN (2 POINTS)................................. 84 BUCKET LINK PIN (2 POINTS)............................ 84 DUMP CYLINDER PIN (2 POINTS).......................... 85 LIFT CYLINDER PIN (4 POINTS).......................... 85 LIFT ARM PIVOT PIN (2 POINTS)......................... 85 TILT LEVER PIN (1 POINT).............................. 86 STEERING CYLINDER PIN (4 POINTS)...................... 86 CHECK ELECTROLYTE LEVEL IN BATTERY........................ 86 EVERY 500 HOURS SERVICE....................................... 87 FUEL FILTERS ............................................. 87 TRANSMISSION OIL FILTER................................... 88 LUBRICATING............................................... 88 CENTER DRIVE SHAFT SPINE (1 POINT).................... 88 AIR DRYER................................................. 88 ANTIFREEZE CONCENTRATION - CHECK.......................... 89 COOLANT ADDITIVE CONCENTRATION............................ 89 COOLANT FILTER............................................ 90 EVERY 1000 HOURS SERVICE...................................... 91 TRANSMISSION CASE AND STRAINER............................ 91 TRANSMISSION CASE BREATHER................................ 92 LUBRICATING............................................... 93 CENTER HINGE PIN (2 POINTS)........................... 93 FRONT DRIVE SHAFT (2 POINTS).......................... 93 DRIVE SHAFT CENTER SUPPORT (1 POINT).................. 93 REAR DRIVE SHAFT (2 POINTS)........................... 94 CENTER DRIVE SHAFT (2 POINTS)......................... 94 ENGINE VALVES............................................. 94 DRIVE BELT TENSION - CHECK................................ 98 DRIVE BELT, TENSIONER BEARING AND FAN HUB - INSPECTION.... 98 EVERY 2000 HOURS SERVICE .....................................100 HYDRAULIC TANKS AND FILTER ...............................100 HYDRAULIC TANK BREATHER...................................101 DRIVE AXLES...............................................102 AIR CONDITIONER FILTER....................................103 BRAKE DISC................................................103 INTERNAL PART OF AIR DRYER................................103 COOLANT CHANGE AND FLUSHING THE SYSTEM....................104 COOLANT...............................................104 DCA4 UNIT MAINTENANCE GUIDE...........................104 VIBRATION DAMPER - INSPECTION.............................108 AIR COMPRESSOR - INSPECTION...............................108 AIR COMPRESSOR DISCHARGE - INSPECTION.................109 AIR COMPRESSOR INTAKE - INSPECTION....................110 AS REQUIRED...................................................112 CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT..............112 CHECKING..............................................112 CLEANING OR REPLACING AIR CLEANER ELEMENT.............112 REPLACING INNER ELEMENT...............................113 CLEANING THE OUTER ELEMENT............................113 CHECK AND REFILL TRANSMISSION OIL.........................114 CLEAN RADIATOR FINS.......................................115 CHECK AND REFILL DRIVE AXLE OIL...........................115 CLEAN DRIVE AXLE CASE BREATHER............................116 CLEAN CONDENSER OF AIR CONDITIONER........................116 CHECK AIR CONDITIONER.....................................117 CHECK LEVELS OF REFRIGERANT (GAS).....................117 LUBRICATING...............................................118 WORK EQUIPMENT CONTROL VALVE LINKAGE (2 POINTS).......118 STEERING COLUMN (1 POINT).............................118 CHECK AND REFILL WINDOW WASHING FLUID.....................118 WATER SEDIMENTOR..........................................119 REPLACING BUCKET TEETH....................................119 IF THE BUCKET IS EQUIPPED WITH BOLT-ON TOOTH..........119 IF THE BUCKET IS EQUIPPED WITH TIP TOOTH..............120 ADJUSTMENT....................................................121 ADJUSTING PARKING BRAKE...................................121 ADJUSTING LENGTH OF LEVER.................................122 TROUBLESHOOTING GUIDE.........................................123 ELECTRICAL SYSTEM.........................................123 ENGINE....................................................124 CHASSIS ..................................................125 TRANSMISSION..........................................125 AXLE..................................................125 DISC BRAKE............................................125 PARKING BRAKE.........................................126 STEERING..............................................126 HYDRAULIC SYSTEM......................................126 SERVICE METER.............................................127 MACHINE AND ENGINE SERIAL NUMBERS.........................127 FUEL, COOLANT AND LUBRICANTS..............................128 SAFETY AND OPERATION..............................................133 SAFETY HINTS..................................................134 OPERATION.................................................134 GENERAL...............................................134 CHECKING JOBSITE ONDITIONS................................136 BEFORE STARTING OPERATION.................................137 CHECK BEFORE STARTING.................................137 PRECUATIONS WHEN GETTING ON THE MACHINE...............139 PRECAUTIONS WHEN STARTING THE ENGINE..................139 CHECKS AFTER STARTING THE ENGINE......................140 DURING OPERATION..........................................140 ATTENTION TO SURROUNDINGS.............................141 RESTRICTIONS CREATED BY JOBSITE.......................143 PARKING...............................................145 PRECAUTIONS FOR MAINTENANCE...................................146 GENERAL...................................................146 BEFORE MAINTENANCE........................................148 DURING MAINTENANCE........................................149 MISCELLANEOUS.............................................150 BUCKET OPERATION..............................................151 EXCAVATION................................................151 PRECAUTIONS WHEN SCOOPING UP MATERIALS................154 LEVELING..................................................154 LOAD AND CARRY OPERATIONS.................................155 LOADING...................................................155 CROSS DRIVE LOADING...................................155 V-SHAPE LOADING.......................................155 OPERATING THE AIR CONDITIONER.................................156 EQUIPMENT ON CONTROL PANEL................................156 FAN SWITCH............................................156 AIR CONDITIONER SWITCH................................156 AIR INTAKE SELECTOR LEVER.............................156 TEMPERATURE CONTROL LEVER.............................157 PRECAUTIONS FOR USING AIR CONDITIONER.................158 HANDLING THE AIR CONDITIONER IN SEASON................158 HANDLING THE AIR CONDITIONER IN OFF-SEASONS...........158 OPERATING THE CAB HEATER..........................................159 EQUIPMENT ON CONTROL PANEL....................................159 FAN SWITCH................................................159 TEMPERATURE CONTROL LEVER.................................159 AIR INTAKE SELECTOR LEVER.................................159 METHOD OF OPERATION...........................................160 LOCKING CAP...................................................161 HANDLING OF BATTERY...........................................162 PRECAUTIONS FOR CHARGING BATTERY..........................162 REMOVAL AND INSTALLATION OF BATTERY.......................162 STARTING ENGINE WITH A BOOSTER CABLE......................163 TRANSPORTATION................................................164 STORAGE ......................................................165 BEFORE STORAGE ...........................................165 DURING STORAGE............................................166 AFTER STORAGE.............................................166 COOLANT AND LUBRICANTS........................................167 MEMORANDA.....................................................168
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