Komatsu — CONTENTS

CONTENTS Basic Operation Of Machine Monitor................................................................................................. 3-6 Basic Check Monitors ........................................................................................................................ 3-8 Caution Monitors.............................................................................................................................. 3-10 Emergency Monitors........................................................................................................................

3-12 Meter Display Portion ...................................................................................................................... 3-14 Monitor Switches Portion ................................................................................................................. 3-18 SWITCHES ............................................................................................................................................... 3-27 CONTROL LEVERS AND PEDALS .........................................................................................................

3-34 SUN ROOF ............................................................................................................................................... 3-37 Opening ........................................................................................................................................... 3-37 WINDSHIELD ........................................................................................................................................... 3-38 Closing.............................................................................................................................................

3-37 EMERGENCY EXIT FROM OPERATOR'S CAB...................................................................................... 3-43 DOOR LOCK ............................................................................................................................................ 3-43 CAP WITH LOCK...................................................................................................................................... 3-44 HOT AND COOL BOX ..............................................................................................................................

3-45 MAGAZINE BOX....................................................................................................................................... 3-45 ASHTRAY ................................................................................................................................................. 3-46 AIR CONDITIONER CONTROLS............................................................................................................. 3-47 Air Conditioner Control Panel ..........................................................................................................

3-47 Method Of Operation ....................................................................................................................... 3-52 Use Air Conditioner With Care......................................................................................................... 3-58 Inspection and maintenance of air conditioner equipped machine.................................................. 3-58 Other Functions ...............................................................................................................................

3-59 RADIO....................................................................................................................................................... 3-61 Control Panel ................................................................................................................................... 3-61 Controls Of Radio ............................................................................................................................ 3-62 Use Radio With Care .......................................................................................................................

3-64 AUXILIARY ELECTRIC POWER.............................................................................................................. 3-64 24V power source............................................................................................................................ 3-64 FUSE ........................................................................................................................................................ 3-65 12V power source............................................................................................................................

3-64 CIRCUIT BREAKER ................................................................................................................................. 3-66 CONTROLLERS ....................................................................................................................................... 3-67 TOOL BOX................................................................................................................................................ 3-67 GREASE PUMP........................................................................................................................................

3-68 Method of Use ................................................................................................................................. 3-68 Precautions when Using .................................................................................................................. 3-69 ACCUMULATOR ...................................................................................................................................... 3-71 Supplying Grease ............................................................................................................................

3-69 Releasing Hydraulic Pressure With Accumulator ............................................................................ 3-72 MACHINE OPERATIONS AND CONTROLS ..................................................................................................... 3-73 BEFORE STARTING ENGINE ................................................................................................................. 3-73 Walk-Around Checks ....................................................................................................................... 3-73 Checks Before Starting....................................................................................................................

3-75 Adjustment....................................................................................................................................... 3-82 Seat Belt .......................................................................................................................................... 3-85 1-12