Komatsu — TABLE OF CONTENTS

TABLE OF CONTENTS DESCRIPTION AND USE OF THE MACHINE 3.1 SAFETY LOCKS ................................................................................................................................... 52 3.1.1 LOADER LOCKS ..................................................................................................................... 52 3.1.2 EXCAVATOR LOCKS (if installed)........................................................................................... 54 3.1.3 ASPHALT CUTTER LOCKS (if installed) .................................................................................

56 3.2 GENERAL VIEWS................................................................................................................................. 57 3.2.1 FRONT GENERAL VIEW......................................................................................................... 57 3.2.2 REAR GENERAL VIEW ........................................................................................................... 58 3.2.3 CAB INSIDE GENERAL VIEW ................................................................................................ 59 3.3 INSTRUMENTS AND CONTROLS.......................................................................................................

61 3.3.1 INSTRUMENTS........................................................................................................................ 61 3.3.2 WARNING LIGHTS .................................................................................................................. 63 3.3.3 SWITCHES UND PUSH BUTTONS......................................................................................... 68 3.3.4 ELECTRICAL ACCESSORIES ............................................................................................... 73 3.3.5 MACHINE CONTROLS ............................................................................................................

75 3.4 FUSES AND RELAYS........................................................................................................................... 95 3.4.1 MACHINE FUNCTION FUSES ............................................................................................... 95 3.4.2 MAIN FUSE ............................................................................................................................. 96 3.4.3 RELAYS ..................................................................................................................................

97 3.5 GUARDS AND DRIVER’S SEAT.......................................................................................................... 99 3.5.1 ENGINE HOOD ........................................................................................................................ 99 3.5.2 REAR PANEL .......................................................................................................................... 100 3.5.3 CAB .......................................................................................................................................... 101 3.5.3.1 RAISING THE CAB ................................................................................................

102 3.5.4 STANDARD SEAT .................................................................................................................. 104 3.5.5 CUSHIONED SEAT ................................................................................................................. 104 3.5.6 SAFETY BELT.......................................................................................................................... 105 3.5.7 EMERGENCY EXIT ................................................................................................................. 105 3.5.8 TECHNICAL DOCUMENTATION CASE..................................................................................

106 3.5.9 FIRE EXTINGUISHER ............................................................................................................ 106 3.5.10 FIRST AID KIT ......................................................................................................................... 106 3.6 USE OF THE MACHINE........................................................................................................................ 107 3.6.1 CHECKS BEFORE STARTING THE ENGINE......................................................................... 107 3.6.1.1 VISUAL CHECKS ...................................................................................................

107 3.6.1.2 DAILY CHECKS...................................................................................................... 107 3.6.1.3 OPERATIONAL CHECKS ...................................................................................... 108 3.6.2 STARTING THE ENGINE ........................................................................................................ 109 3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES ................... 109 3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES ................................ 110 3.6.3 WARMING THE ENGINE.........................................................................................................

111 3.6.4 HEATING THE HYDRAULIC OIL............................................................................................. 111 3.6.5 HOW TO MOVE THE MACHINE (ISO PATTERN CONTROL SYSTEMERN) ........................ 111 3.6.5.1 STEERING (CHANGING DIRECTION) .................................................................. 113 3.6.6 HOW TO MOVE THE MACHINE (OPTIONAL PATTERN CONTROL SYSTEM).................... 115 3.6.6.1 STEERING (CHANGING DIRECTION) .................................................................. 117 3.6.7 MOVING ON SLOPES .............................................................................................................

119 3.6.8 MAXIMUM IMMERSION DEPTH ............................................................................................. 120 3.7 PARKING THE MACHINE .................................................................................................................... 121 3.7.1 PARKING ON LEVEL GROUND ............................................................................................. 121 3.7.2 PARKING ON SLOPES............................................................................................................ 122 3.8 STOPPING THE ENGINE ..................................................................................................................... 123 11