Komatsu — TABLE OF CONTENTS

TABLE OF CONTENTS 2.8.24 PRECAUTIONS TO BE TAKEN WHEN HANDLING TECHNOPOLYMERS AND ELASTOMERS................................................................................................................. 56 2.8.25 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE HEES....................................................................................................................... 56 THE MACHINE AND ITS OPERATIONS 3.1 MACHINE ILLUSTRATIONS ................................................................................................................

58 3.1.1 OVERALL VIEW OF THE MACHINE ....................................................................................... 58 3.1.2 CONTROLS AND GAUGES..................................................................................................... 59 3.2 INSTRUMENTS AND CONTROLS ....................................................................................................... 60 3.2.1 WARNING LIGHTS AND GAUGES ......................................................................................... 60 3.2.1.1 EMERGENCY WARNING LIGHTS.........................................................................

61 3.2.1.2 GAUGES ................................................................................................................. 62 3.2.1.3 WARNING LIGHTS ................................................................................................. 63 3.2.2 SWITCHES AND PUSH BUTTONS......................................................................................... 65 3.2.3 CONTROL LEVERS AND PEDALS ......................................................................................... 68 3.2.4 COVERSWITH LOCK...............................................................................................................

75 3.2.5 ENGINE HOOD ........................................................................................................................ 76 3.2.6 RADIATOR COVER ................................................................................................................. 77 3.2.7 BATTERY COVER ................................................................................................................... 78 3.2.8 TILTING THE CAB FLOOR...................................................................................................... 79 3.2.9 FUSES......................................................................................................................................

82 3.2.10 MAIN FUSE .............................................................................................................................. 83 3.2.11 TECHNICAL DOCUMENTATION COMPARTMENT ............................................................... 83 3.2.12 TOOL BOX ............................................................................................................................... 83 3.3 USE OF THE MACHINE AND RELATED CONTROLS........................................................................ 84 3.3.1 BEFORE STARTING THE ENGINE.........................................................................................

84 3.3.1.1 VISUAL CHECKS.................................................................................................... 84 3.3.1.2 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE.................. 85 3.3.1.3 ADJUSTMENTS...................................................................................................... 92 3.3.1.4 OPERATIONS TO BE CARRIED OUT BEFORE STARTING THE ENGINE ......... 94 3.3.2 STARTING THE ENGINE......................................................................................................... 96 3.3.2.1 STARTING WITH WARM ENGINE OR IN WARM CLIMATES...............................

96 3.3.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES ................................. 98 3.3.3 AFTER STARTING THE ENGINE............................................................................................ 100 3.3.3.1 RUNNING IN A NEW MACHINE............................................................................. 100 3.3.3.2 WARMING-UP OPERATIONS................................................................................ 101 3.3.4 STOPPING THE ENGINE ........................................................................................................

103 3.3.5 HOW TO MOVE THE MACHINE.............................................................................................. 104 3.3.5.1 PRELIMINARY OPERATIONS TO BE CARRIED OUT BEFORE MOVING THE MACHINE ........................................................................................ 104 3.3.5.2 MOVING THE MACHINE FORWARD .................................................................... 104 3.3.5.3 MOVING THE MACHINE IN REVERSE ................................................................. 106 3.3.5.4 STOPPING THE MACHINE ....................................................................................

107 3.3.6 STEERING THE MACHINE...................................................................................................... 108 3.3.6.1 STEERING (CHANGING DIRECTION) .................................................................. 108 3.3.7 SWINGING THE TURRET ....................................................................................................... 110 3.3.8 WORK EQUIPMENT CONTROLS AND FUNCTIONS............................................................. 111 3.3.9 UNAUTHORIZED OPERATIONS.............................................................................................

114 3.3.10 PRECAUTIONS FOR USE....................................................................................................... 116 3.3.11 PRECAUTIONS TO BE TAKEN WHEN TRAVELLING ON SLOPES...................................... 118 3.3.12 GETTING THE MACHINE OUT OF MUD ................................................................................ 120 3.3.13 OPERATIONS THAT CAN BE PERFORMED WITH THE HYDRAULIC EXCAVATOR .......... 121 12