Komatsu D375A-8, Operation & Maintenance Manual

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ALWAYS USE CLEAN WASHER FLUID ............................................................................................ 4-2
FRESH AND CLEAN LUBRICANTS .................................................................................................. 4-2
CHECK DRAINED OIL AND USED FILTER....................................................................................... 4-2
PRECAUTIONS FOR REFILLING OIL OR FUEL .............................................................................. 4-2
WELDING INSTRUCTIONS............................................................................................................... 4-2
DO NOT DROP THINGS INSIDE MACHINE ..................................................................................... 4-2
PRECAUTIONS FOR KDPF .............................................................................................................. 4-2
DUSTY JOBSITES............................................................................................................................. 4-2
AVOID MIXING OIL............................................................................................................................ 4-3
LOCK INSPECTION COVERS .......................................................................................................... 4-3
PRECAUTIONS FOR OPENING AND CLOSING ENGINE SIDE COVER......................................... 4-3
BLEED AIR FROM HYDRAULIC CIRCUIT ........................................................................................ 4-3
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES ............................................................. 4-3
CHECKS AFTER INSPECTION AND MAINTENANCE...................................................................... 4-3
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE........................................... 4-4
OUTLINE OF MAINTENANCE.................................................................................................................. 4-5
HANDLE OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC .................................................. 4-5
HANDLE ELECTRICAL COMPONENTS ........................................................................................... 4-8
HANDLE HYDRAULIC COMPONENTS............................................................................................. 4-8
STANDARD TIGHTENING TORQUE FOR BOLTS AND NUTS.............................................................. 4-10
MAINTENANCE SCHEDULE.................................................................................................................. 4-12
MAINTENANCE SCHEDULE TABLE............................................................................................... 4-12
MAINTENANCE INTERVAL WHEN DIESEL FUEL MIXED WITH BIO-FUEL IS USED ................... 4-13
MAINTENANCE PROCEDURE .............................................................................................................. 4-15
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) ............................ 4-15
WHEN REQUIRED .......................................................................................................................... 4-15
CHECKS BEFORE STARTING........................................................................................................ 4-46
EVERY 250 HOURS MAINTENANCE ............................................................................................. 4-47
EVERY 500 HOURS MAINTENANCE ............................................................................................. 4-51
EVERY 1000 HOURS MAINTENANCE ........................................................................................... 4-57
EVERY 2000 HOURS MAINTENANCE ........................................................................................... 4-66
EVERY 4000 HOURS MAINTENANCE ........................................................................................... 4-77
EVERY 4500 HOURS MAINTENANCE ........................................................................................... 4-83
EVERY 8000 HOURS MAINTENANCE ........................................................................................... 4-83
EVERY 9000 HOURS MAINTENANCE ........................................................................................... 4-83
SPECIFICATIONS ........................................................................................................................................... 5-1
SPECIFICATIONS .................................................................................................................................... 5-2
SPECIFICATIONS : D375A-8 ............................................................................................................ 5-2
ATTACHMENTS AND OPTIONS ..................................................................................................................... 6-1
GENERAL PRECAUTIONS ...................................................................................................................... 6-2
PRECAUTIONS FOR SAFETY.......................................................................................................... 6-2
ATTACHMENTS AND OPTIONS .............................................................................................................. 6-3
TRACK SHOES SELECTION ............................................................................................................ 6-3
SELECTION PROCEDURE OF RIPPER POINT ...................................................................................... 6-4
HANDLE EXTERNAL POWER SUPPLY ENGINE PREHEATER.............................................................. 6-5
INSTALLATION PROCEDURES FOR EXTERNAL POWER SUPPLY SYSTEM FOR EXTERNAL
POWER SUPPLY ENGINE PREHEATER ...................................................................................... 6-5
FABRICATE EXTERNAL POWER SUPPLY CABLE .......................................................................... 6-6
INSTALL EXTERNAL POWER SUPPLY SYSTEM ............................................................................ 6-8
METHOD FOR STARTING ENGINE IN COLD WEATHER .............................................................. 6-10
METHOD FOR USING DUAL TILT DOZER EFFECTIVELY.................................................................... 6-13
BLADE STATE ................................................................................................................................. 6-13
DOZING WORK............................................................................................................................... 6-14
HANDLE HYDRAULIC TYPE LADDER .................................................................................................. 6-18
METHOD FOR OPERATING HYDRAULIC TYPE LADDER ............................................................ 6-18
ACTIONS IF MACHINE DOES NOT MOVE BY FAILURE ............................................................... 6-20
WHEN REQUIRED .......................................................................................................................... 6-21
EVERY 1000 HOURS MAINTENANCE ........................................................................................... 6-22
FOREWORD TABLE OF CONTENTS
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