Komatsu WA480-6A Wheel Loader Index:

CONTENTS
FOREWORD 1- 1
READ THIS MANUAL 1- 2
SAFETY INFORMATION 1- 4
INTRODUCTION 1- 5
USE OF MACHINE 1- 5
FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE 1- 6
VISIBILITY FROM OPERATOR’S SEAT 1- 6
NECESSARY INFORMATION 1- 7
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE 1- 7
ENGINE SERIAL NO. PLATE 1- 7
POSITION OF SERVICE METER 1- 8
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR 1- 8
SAFETY 2- 1
SAFETY 2- 2
SAFETY LABELS 2- 5
LOCATION OF SAFETY LABELS 2- 5
SAFETY LABELS 2- 6
LOCATION OF SAFETY LABELS FOR TECHNICIAN 2- 13
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE 2- 14
PRECAUTIONS BEFORE STARTING OPERATION 2- 14
PREPARATIONS FOR SAFE OPERATION 2- 14
FIRE PREVENTION 2- 16
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2- 17
DO NOT GET CAUGHT IN ARTICULATING PORTION 2- 20
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES 2- 20
UNAUTHORIZED MODIFICATION 2- 20
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS 2- 20
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING 2- 21
PRECAUTIONS FOR OPERATION 2- 22
PRECAUTIONS FOR JOBSITE 2- 22
STARTING ENGINE 2- 24
OPERATION 2- 27
TRANSPORTATION 2- 33
TOWING 2- 34
PRECAUTIONS FOR MAINTENANCE 2- 35
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE 2- 35
PRECAUTIONS FOR INSPECTION AND MAINTENANCE 2- 39
TIRES 2- 45
OPERATION 3- 1
GENERAL VIEW 3- 2
GENERAL VIEW OF MACHINE 3- 2
GENERAL VIEW OF CONTROLS AND GAUGES 3- 3
EXPLANATION OF COMPONENTS 3- 6
MACHINE MONITOR 3- 6
SWITCHES 3- 39
CONTROL LEVERS, PEDALS 3- 54
STEERING TILT LOCK LEVER 3- 59
CAP WITH LOCK 3- 60
FRAME LOCK BAR 3- 60
1 – 9
.
CONTENTS FOREWORD
TOWING PIN 3- 61
GREASE PUMP 3- 62
OPENING, CLOSING CAB DOORS, WINDOWS 3- 63
BACKUP ALARM 3- 67
FUSE 3- 68
SLOW BLOW FUSE 3- 69
POWER OUTLET 3- 70
AM/FM RADIO-CASSETTE STEREO 3- 71
AM/FM RADIO 3- 88
AIR CONDITIONER 3-100
HANDLING AUTO AIR CONDITIONER 3-108
HANDLING CAB WIPER 3-115
OPERATION 3-116
CHECK BEFORE STARTING ENGINE, ADJUST 3-116
STARTING ENGINE 3-135
CHECKS AFTER STARTING ENGINE 3-139
OPERATIONS AND CHECKS AFTER STARTING ENGINE 3-140
STOPPING ENGINE 3-142
MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE 3-143
TURNING 3-152
OPERATION OF WORK EQUIPMENT 3-155
WORK POSSIBLE USING WHEEL LOADER 3-157
PRECAUTIONS FOR OPERATION 3-163
ADJUSTING WORK EQUIPMENT POSTURE 3-165
PARKING MACHINE 3-167
CHECKS AFTER COMPLETION OF OPERATION 3-169
LOCKING 3-170
HANDLING THE TIRES 3-171
TRANSPORTATION 3-173
TRANSPORTATION PROCEDURE 3-173
LOADING, UNLOADING WORK WITH TRAILERS 3-173
LIFTING MACHINE 3-177
COLD WEATHER OPERATION 3-179
PRECAUTIONS FOR LOW TEMPERATURE 3-179
PRECAUTIONS AFTER COMPLETION OF WORK 3-180
AFTER COLD WEATHER 3-181
LONG-TERM STORAGE 3-182
BEFORE STORAGE 3-182
DURING STORAGE 3-182
AFTER STORAGE 3-183
TROUBLESHOOTING 3-184
WHEN MACHINE RUNS OUT OF FUEL 3-184
METHOD OF TOWING MACHINE 3-184
IF BATTERY IS DISCHARGED 3-189
OTHER TROUBLE 3-193
MAINTENANCE 4- 1
GUIDES TO MAINTENANCE 4- 2
OUTLINES OF SERVICE 4- 4
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC 4- 4
BATTERY TERMINAL 4- 9

OUTLINE OF ELECTRIC SYSTEM 4- 9
WEAR PARTS 4- 10
WEAR PARTS LIST 4- 10
RECOMMENDED FUEL, COOLANT, AND LUBRICANT 4- 11
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE 4- 12
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN
KOMATSU GENUINE OIL 4- 14
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS 4- 15
TORQUE LIST 4- 15
DEFINED LIFE PARTS 4- 16
MAINTENANCE SCHEDULE CHART 4- 18
MAINTENANCE SCHEDULE CHART 4- 18
SERVICE PROCEDURE 4- 20
INITIAL 250 HOURS SERVICE 4- 20
INITIAL 1000 HOURS SERVICE 4- 20
WHEN REQUIRED 4- 21
CHECK BEFORE STARTING 4- 47
EVERY 50 HOURS SERVICE 4- 48
EVERY 100 HOURS SERVICE 4- 49
EVERY 250 HOURS SERVICE 4- 51
EVERY 500 HOURS SERVICE 4- 59
EVERY 1000 HOURS SERVICE 4- 62
EVERY 2000 HOURS SERVICE 4- 68
EVERY 4000 HOURS SERVICE 4- 76
EVERY 8000 HOURS SERVICE 4- 80
SPECIFICATIONS 5- 1
SPECIFICATIONS 5- 2
ATTACHMENTS, OPTIONS 6- 1
SELECTING BUCKET AND TIRES 6- 2
HANDLING TORQUE CONVERTER LOCK-UP 6- 3
GENERAL LOCATIONS 6- 3
METHOD OF OPERATION 6- 4
WARNING/LIMIT FUNCTIONS FOR TRAVEL SPEED 6- 5
HANDLING JOYSTICK STEERING SYSTEM 6- 6
EXPLANATION OF COMPONENTS 6- 6
STRUCTURE AND FUNCTION OF JOYSTICK STEERING 6- 10
GETTING IN OR OUT OF OPERATOR’S CAB 6- 11
SEAT ADJUSTMENT 6- 12
ADJUSTMENT OF JOYSTICK CONSOLE 6- 14
OPERATION USING JOYSTICK LEVER AND OPERATION USING STEERING WHEEL 6- 15
PRECAUTIONS FOR STEERING WITH JOYSTICK 6- 16
OPERATION METHOD OF JOYSTICK STEERING SYSTEM 6- 16
HANDLING MULTI FUNCTION MONO-LEVER 6- 19
EXPLANATION OF COMPONENTS 6- 19
USING FNR SWITCH TO CHANGE BETWEEN FORWARD AND REVERSE 6- 24
HANDLING LOAD METER 6- 26
OUTLINE OF LOAD METER 6- 26
PRINCIPLE OF LOAD METER MEASUREMENT 6- 28
POINTS TO REMEMBER TO ENSURE HIGH ACCURACY 6- 30
USING LOAD METER 6- 32
1 – 11
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CONTENTS FOREWORD
CENTRAL LUBRICATION SYSTEM 6- 63
OPERATING THE CENTRAL LUBRICATION SYSTEM 6- 63
DISPLAY AND CONTROL UNIT 6- 64
CHANGING THE LUBRICATION INTERVAL TIMES 6- 65
HANDLING WHEEL STOPPER 6- 66
HANDLING BATTERY DISCONNECT SWITCH 6- 67
EXPLANATION OF COMPONENTS 6- 67
HANDLING 6- 68
RADIO/CD 6- 69
CONTENTS 6- 69
OPERATING ELEMENTS 6- 71
IMPORTANT INFORMATION 6- 72
CODE THEFT PROTECTION 6- 73
SWITCHING THE CAR AUDIO SYSTEM ON/OFF 6- 75
VOLUME CONTROL 6- 77
ADJUSTING THE TONE 6- 79
SETTING THE BALANCE AND FADER 6- 81
RADIO OPERATION 6- 82
TRAFFIC INFORMATION 6- 88
CD PLAYER OPERATION 6- 89
CD CHANGER OPERATION(OPTION) 6- 93
RC 10 P REMOTE CONTROL UNIT(OPTION) 6- 96
EXTERNAL AUDIO SOURCES 6- 98
SPECIFICATIONS 6- 99
ISO CONNECTOR 6-100
KOMTRAX 6-101
POWER SUPPLY FOR KOMTRAX 6-101
INDEX 7- 1