Komatsu — CONTENTS

FOREWORD CONTENTS BASIC CHECK ITEMS................................................................................................................................ 3-5 SWITCHES............................................................................................................................................... 3-17 CONTROL LEVERS, PEDALS................................................................................................................. 3-22 CEILING WINDOW...................................................................................................................................

3-25 FRONT WINDOW..................................................................................................................................... 3-26 EMERGENCY EXIT FROM OPERATOR'S CAB ..................................................................................... 3-31 DOOR LOCK ............................................................................................................................................ 3-31 CAP, COVER WITH LOCK.......................................................................................................................

3-32 HOT AND COOL BOX.............................................................................................................................. 3-33 MAGAZINE BOX....................................................................................................................................... 3-33 ASHTRAY................................................................................................................................................. 3-33 HANDLING AIR CONDITIONER ..............................................................................................................

3-34 CAR RADIO.............................................................................................................................................. 3-48 FUSE ........................................................................................................................................................ 3-53 FUSIBLELINK........................................................................................................................................... 3-54 CONTROLLER (COMPUTER) .................................................................................................................

3-55 TOOLBOX................................................................................................................................................. 3-55 GREASE GUN HOLDER.......................................................................................................................... 3-55 HANDLING ACCUMULATOR................................................................................................................... 3-56 MACHINE OPERATIONS AND CONTROLS .....................................................................................................

3-57 BEFORE STARTING ENGINE ................................................................................................................. 3-57 STARTING ENGINE................................................................................................................................. 3-70 AFTER STARTING ENGINE .................................................................................................................... 3-74 IN COLD AREAS (AUTOMATIC WARMING-UP OPERATION) .............................................................. 3-77 STOPPING THE ENGINE ........................................................................................................................

3-80 MACHINE OPERATION ........................................................................................................................... 3-81 CHECK AFTER SHUT OFF ENGINE....................................................................................................... 3-80 STEERING THE MACHINE...................................................................................................................... 3-85 SWINGING ...............................................................................................................................................

3-87 WORK EQUIPMENT CONTROLS AND OPERATIONS .......................................................................... 3-88 OPERATING WORKING MODE .............................................................................................................. 3-90 PROHIBITED OPERATIONS ................................................................................................................... 3-91 GENERAL OPERATION INFORMATION ................................................................................................ 3-93 TRAVELING ON SLOPES........................................................................................................................

3-94 ESCAPE FROM MUD............................................................................................................................... 3-96 RECOMMENDED APPLICATIONS.......................................................................................................... 3-97 REPLACEMENT AND INVERSION OF BUCKET.................................................................................... 3-99 PARKING MACHINE .............................................................................................................................. 3-102 CHECK AFTER FINISHING WORK .......................................................................................................

3-103 LOCKING................................................................................................................................................ 3-104 TRANSPORTATION ......................................................................................................................................... 3-105 TRANSPORTATION PROCEDURE....................................................................................................... 3-105 LOADING AND UNLOADING WITH TRAILER ......................................................................................

3-106 LIFTING MACHINE................................................................................................................................. 3-113 COLD WEATHER OPERATION ...................................................................................................................... 3-115 1- 9