Komatsu K50114, Operation & Maintenance Manual, Page: 20 / 41

CONTENTS
1-20
DOOR LOCK ............................................................................................................................................ 3-91
CAP WITH LOCK...................................................................................................................................... 3-92
DRINK BOX .............................................................................................................................................. 3-94
MAGAZINE BOX....................................................................................................................................... 3-94
ASHTRAY ................................................................................................................................................. 3-94
AIR CONDITIONER CONTROLS ............................................................................................................. 3-95
AIR CONDITIONER CONTROL PANEL ......................................................................................... 3-95
METHOD OF OPERATION ........................................................................................................... 3-100
USE AIR CONDITIONER WITH CARE ......................................................................................... 3-107
AIR CONDITIONER MAINTENANCE ........................................................................................... 3-107
BATTERY DISCONNECT SWITCH .............................................................................................. 3-108
RADIO..................................................................................................................................................... 3-109
CONTROL PANEL ........................................................................................................................ 3-109
CONTROLS OF RADIO ................................................................................................................ 3-111
USE RADIO WITH CARE .............................................................................................................. 3-113
SPACE FOR RADIO CASSETTE.................................................................................................. 3-113
AUXILIARY ELECTRIC POWER ............................................................................................................ 3-114
24V POWER SOURCE ................................................................................................................. 3-114
12V POWER SOURCE ................................................................................................................. 3-114
FUSE ...................................................................................................................................................... 3-115
FUSIBLE LINK ........................................................................................................................................ 3-116
CONTROLLER ....................................................................................................................................... 3-116
TOOL BOX.............................................................................................................................................. 3-116
GREASE GUN HOLDER ........................................................................................................................ 3-117
MACHINE OPERATIONS AND CONTROLS ................................................................................................... 3-118
BEFORE STARTING ENGINE ............................................................................................................... 3-118
WALK-AROUND CHECKS ............................................................................................................ 3-118
REFUELLING PUMP .............................................................................................................................. 3-120
CHECKS BEFORE STARTING ..................................................................................................... 3-122
ADJUSTMENT............................................................................................................................... 3-129
SEAT BELT ................................................................................................................................... 3-135
OPERATIONS BEFORE STARTING ENGINE ............................................................................. 3-136
STARTING ENGINE ............................................................................................................................... 3-139
AFTER STARTING ENGINE .................................................................................................................. 3-142
WARMING UP ENGINE ................................................................................................................ 3-143
WARMING UP HYDRAULIC EQUIPMENT ................................................................................... 3-145
OPERATION AFTER COMPLETION OF WARMING-UP OPERATION ....................................... 3-151
STOPPING THE ENGINE ...................................................................................................................... 3-153
MACHINE OPERATION ......................................................................................................................... 3-154
PREPARATIONS FOR MOVING THE MACHINE......................................................................... 3-154
MOVING MACHINE FORWARD ................................................................................................... 3-155
MOVING MACHINE BACKWARD ................................................................................................. 3-156
STOPPING MACHINE................................................................................................................... 3-157
STEERING THE MACHINE .................................................................................................................... 3-158
STEERING .................................................................................................................................... 3-158
SWINGING ............................................................................................................................................. 3-160
WORK EQUIPMENT CONTROLS AND OPERATIONS ........................................................................ 3-161