Komatsu — Komatsu Operation & Maintenance Manual (EN)

CONTENTS CHECK MONITOR SYSTEM ............................................................................................................ 3-7 EMERGENCY CAUTION ITEMS ...................................................................................................... 3-8 CAUTION ITEMS............................................................................................................................. 3-10 METER GROUP..............................................................................................................................

3-12 LAMPS............................................................................................................................................. 3-17 SWITCHES...................................................................................................................................... 3-19 SWITCHES............................................................................................................................................... 3-33 METHOD OF USING MAINTENANCE MODE................................................................................

3-24 CONTROL LEVERS AND PEDALS ......................................................................................................... 3-37 CIRCUIT BREAKER ................................................................................................................................. 3-44 FUSE ........................................................................................................................................................ 3-45 FUSIBLE LINK..........................................................................................................................................

3-47 ELECTRIC POWER TAKE-OUT ADAPTER ............................................................................................ 3-48 MACHINE EQUIPPED WITH CAB.................................................................................................. 3-48 DOOR - OPEN LOCK............................................................................................................................... 3-49 MACHINE EQUIPPED WITH CANOPY .......................................................................................... 3-48 SASH GLASS INTERMEDIATE LOCK.....................................................................................................

3-49 CAP, COVER WITH LOCK....................................................................................................................... 3-50 METHOD OF OPENING AND CLOSING CAP WITH LOCK .......................................................... 3-50 METHOD OF OPENING AND CLOSING COVER WITH LOCK..................................................... 3-51 DOOR POCKET ....................................................................................................................................... 3-52 OPENING AND CLOSING ENGINE SIDE COVER..................................................................................

3-52 ASHTRAY................................................................................................................................................. 3-53 TOOL BOX................................................................................................................................................ 3-53 CAR STEREO, HANDLING...................................................................................................................... 3-54 EXPLANATION OF COMPONENTS...............................................................................................

3-54 METHOD OF OPERATION............................................................................................................. 3-60 PRECAUTION WHEN USING......................................................................................................... 3-62 AIR CONDITIONER, HANDLING ............................................................................................................. 3-63 GENERAL LOCATIONS AND FUNCTION OF CONTROL PANEL ................................................ 3-63 METHOD OF OPERATION.............................................................................................................

3-66 PRECAUTION WHEN USING AIR CONDITIONER........................................................................ 3-67 SET SO THAT COLD AIR DOES NOT DIRECTLY BLOW ONTO THE GLASS SURFACE .......... 3-67 INSPECTION DURING OFF-SEASON ........................................................................................... 3-67 PROCEDURE FOR REPLACING RECEIVER................................................................................ 3-67 CHECK COMPRESSOR BELT TENSION AND REFRIGERANT (GAS) LEVEL............................ 3-67 CLEANING AIR FILTER..................................................................................................................

3-68 ACCUMULATOR, HANDLING.................................................................................................................. 3-69 METHOD OF RELEASING PRESSURE IN OPERATING CIRCUIT ON MACHINE EQUIPPED WITH ACCUMULATOR............................................................................................................................. 3-69 OPERATION ....................................................................................................................................................... 3-72 CHECK BEFORE STARTING ENGINE, ADJUST....................................................................................

3-72 WALK-AROUND CHECK ................................................................................................................ 3-72 CHECK BEFORE STARTING ......................................................................................................... 3-74 1-1 1