Komatsu — 5. TABLE OF CONTENTS

11.3.5 ELECTRICAL SYSTEM MASTER SWITCH ......................................... 2-10 11.3.6 CAB SWITCHES .............................................................. 2-l 1 11.4 SEAT, SEAT BELT AND ARM RESTS ................................................. 2-13 11.4.1 SEAT WITH ADJUSTABLE SEAT BELT ............................................ 2-13 11.4.2 SEAT WITH RETRACTABLE SEAT BELT .......................................... 2-13 11.4.3 SEATBELT .................................................................. 2-13 11.4.4 ARMRESTS .................................................................. 2-14 11.5 CONTROL LEVERS AND PEDALS ...................................................

2-15 11.51 11.5.2 11.5.3 11.5.4 11.5.5 11.5.6 11.5.7 11.5.8 11.5.9 FUEL CONTROL LEVER ........................................................ 2-15 TRANSMISSION STEERING LEVER .............................................. 2-l 5 SAFETY LOCK LEVER ......................................................... 2-l 6 LEFT PEDAL SECONDARY BRAKE ............................................... 2-l 6 BRAKE AND DECELERATOR PEDAL ............................................. 2-l 7 BRAKE PEDAL LOCK .......................................................... 2-l 7 BLADE CONTROL LEVER .......................................................

2-l 7 RIPPER CONTROL LEVER ...................................................... 2-20 CABCONTROLS .............................................................. 2-21 12.OPERATlON ........................................................................ 2-22 12.1 CHECKS BEFORE STARTING ENGINE ............................................... 2-22 12.1.1 WALKAROUND CHECK ........................................................ 2-22 12.1.2 CHECK BEFORE STARTING .................................................... 2-23 12.1.3 OPERATIONS AND CHECKS BEFORE STARTING ENGINE ........................... 2-28 12.2 STARTING ENGINE ...............................................................

2-30 12.2.1 NORMAL STARTING ........................................................... 2-30 12.2.2 COLD WEATHER STARTING .................................................... 2-32 12.3 OPERATIONS AND CHECKS AFTER ENGINE STARTS .................................. 2-34 12.4 MOVING MACHINE ............................................................... 2-36 12.5 SHIFTINGGEAR ................................................................. 2-38 12.6 SHIFTING BETWEEN FORWARD AND REVERSE ...................................... 2-39 12.7 STEERING MACHINE .............................................................

2-41 12.7.1 NORMAL TURNING ............................................................ 2-41 12.7.2 TURNING WHILE DESCENDING A SLOPE ......................................... 2-42 12.8 STOPPING MACHINE ............................................................. 2-43 12.9 PRECAUTIONS FOR OPERATION ................................................... 2-44 12.9.1 METHOD FOR USING STEERING CLUTCH ........................................ 2-44 12.9.2 PERMISSIBLE WATER DEPTH .................................................. 2-44 12.9.3 PRECAUTIONS WHEN TRAVELING UP OR DOWN HILLS ............................ 2-45 12.9.4 PRECAUTIONS ON SLOPES ....................................................

2-45 12.10 WORK POSSIBLE USING BULLDOZER ............................................. 2-45 12.10.1DOZlNG ..................................................................... 2-45 12.10.2SMOOTHlNG ................................................................. 2-45 12.10.3 CUTTING INTO HARD/ FROZEN GROUND OR DITCHING ............................ 2-46 12.11 PARKING MACHINE ............................................................. 2-47 12.12 CHECK AFTER FINISHING WORK ................................................. 2-48 12.13 STOPPING ENGINE .............................................................

2-49 12.14 CHECK AFTER STOPPING ENGINE ................................................ 2-50 12.15 LOCKING ...................................................................... 2-51 12.15.1 ROPS CANOPY ............................................................... 2-51 12.15.2 ROPS CAB ................................................................... 2-51 12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE ......................................... 2-52 12.16.1 OPERATION METHOD ......................................................... 2-52 12.16.2 INSPECTION AND ADJUSTMENT ................................................

2-53 12.16.3 INSPECTION AND REPAIR ................................................ : ..... 2-53 13. TRANSPORTATION .................................................................. 2-55 o-7