Komatsu — CONTENTS

CONTENTS FOREWORD EXPLANATION OF COMPONENTS .................................................................................................................... 3-6 FRONT PANEL........................................................................................................................................... 3-7 SWITCHES ............................................................................................................................................... 3-24 CONTROL LEVERS, PEDALS, DIAL .......................................................................................................

3-28 DUST INDICATOR ................................................................................................................................... 3-35 POWER SOURCE .................................................................................................................................... 3-35 FUSE BOX................................................................................................................................................ 3-36 DOOR-OPEN LOCK .................................................................................................................................

3-38 SASH GLASS INTERMEDIATE LOCK..................................................................................................... 3-38 HOT AND COOL BOX .............................................................................................................................. 3-39 DOOR POCKET ....................................................................................................................................... 3-39 ASHTRAY .................................................................................................................................................

3-39 TOOL BOX................................................................................................................................................ 3-40 USING CAR RADIO.................................................................................................................................. 3-41 AM/FM RADIO.......................................................................................................................................... 3-46 HANDLING AIR CONDITIONER ..............................................................................................................

3-54 HANDLING HEATER................................................................................................................................ 3-58 HANDLING ACCUMULATOR................................................................................................................... 3-59 OPERATION ....................................................................................................................................................... 3-60 CHECK BEFORE STARTING ENGINE....................................................................................................

3-60 STARTING ENGINE ................................................................................................................................. 3-79 AFTER STARTING ENGINE .................................................................................................................... 3-85 WARMING-UP OPERATION.................................................................................................................... 3-86 STOPPING ENGINE.................................................................................................................................

3-90 CHECK AFTER STOPPING ENGINE ...................................................................................................... 3-91 MACHINE OPERATION ........................................................................................................................... 3-92 STEERING MACHINE .............................................................................................................................. 3-98 PRECAUTIONS FOR OPERATION .......................................................................................................

3-101 PARKING MACHINE .............................................................................................................................. 3-103 CHECK AFTER FINISHING WORK ....................................................................................................... 3-105 LOCKING................................................................................................................................................ 3-105 RIPPER OPERATION ............................................................................................................................

3-106 WORK POSSIBLE USING BULLDOZER ............................................................................................... 3-108 ADJUSTING POSTURE OF WORK EQUIPMENT................................................................................. 3-110 TIPS FOR LONGER UNDERCARRIAGE LIFE ...................................................................................... 3-117 TRANSPORTATION ......................................................................................................................................... 3-120 LOADING, UNLOADING WORK ............................................................................................................

3-120 PRECAUTIONS FOR LOADING ............................................................................................................ 3-120 METHOD OF LIFTING MACHINE .......................................................................................................... 3-121 PRECAUTIONS FOR TRANSPORTATION ........................................................................................... 3-122 REMOVAL OF CAB ................................................................................................................................

3-123 COLD WEATHER OPERATION ...................................................................................................................... 3-125 COLD WEATHER OPERATION INFORMATION................................................................................... 3-125 AFTER DAILY WORK COMPLETION.................................................................................................... 3-127 AFTER COLD WEATHER SEASON ...................................................................................................... 3-127 1-12