Komatsu D37EX-24 Operation & Maintenance Manual page 20

TABLE OF CONTENTS
KOMATSU GENUINE REPLACEMENT PARTS ................................................................................ 4-2
KOMATSU GENUINE LUBRICANTS ................................................................................................. 4-2
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
PRECAUTIONS FOR ADDING DEF ................................................................................................. 4-2
WELDING INSTRUCTIONS............................................................................................................... 4-2
DO NOT DROP THINGS INSIDE MACHINE ..................................................................................... 4-2
BURN PREVENTION......................................................................................................................... 4-2
DUSTY JOBSITES............................................................................................................................. 4-3
AVOID MIXING OIL............................................................................................................................ 4-3
PRECAUTIONS FOR OPENING AND CLOSING RADIATOR GRILLE.............................................. 4-3
PRECAUTIONS WHEN OPENING INSPECTION COVER ................................................................ 4-3
LOCK INSPECTION COVERS .......................................................................................................... 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............................................................................................. 4-9
STANDARD TIGHTENING TORQUE FOR BOLTS AND NUTS .............................................................. 4-10
MAINTENANCE SCHEDULE.................................................................................................................. 4-12
MAINTENANCE SCHEDULE TABLE............................................................................................... 4-12
MAINTENANCE PROCEDURE .............................................................................................................. 4-14
WHEN REQUIRED .......................................................................................................................... 4-14
CHECKS BEFORE STARTING........................................................................................................ 4-38
EVERY 50 HOURS MAINTENANCE ............................................................................................... 4-38
EVERY 250 HOURS MAINTENANCE ............................................................................................. 4-39
EVERY 500 HOURS MAINTENANCE ............................................................................................. 4-43
EVERY 1000 HOURS MAINTENANCE ........................................................................................... 4-49
EVERY 2000 HOURS MAINTENANCE ........................................................................................... 4-56
EVERY 4000 HOURS MAINTENANCE ........................................................................................... 4-68
EVERY 4500 HOURS MAINTENANCE ........................................................................................... 4-70
EVERY 8000 HOURS MAINTENANCE ........................................................................................... 4-71
EVERY 9000 HOURS MAINTENANCE ........................................................................................... 4-71
SPECIFICATIONS ........................................................................................................................................... 5-1
SPECIFICATIONS .................................................................................................................................... 5-2
SPECIFICATIONS:D37EX-24 ............................................................................................................ 5-2
SPECIFICATIONS:D37PX-24 ............................................................................................................ 5-2
ATTACHMENTS AND OPTIONS ..................................................................................................................... 6-1
GENERAL PRECAUTIONS ...................................................................................................................... 6-2
PRECAUTIONS FOR SAFETY .......................................................................................................... 6-2
REPLACEMENT PARTS.................................................................................................................................. 7-1
PERIODIC REPLACEMENT OF DEFINED LIFE PARTS.......................................................................... 7-2
DEFINED LIFE PARTS LIST.............................................................................................................. 7-2
CONSUMABLE PARTS ............................................................................................................................ 7-3
CONSUMABLE PARTS LIST ............................................................................................................. 7-3
RECOMMENDED FUEL, COOLANT, AND LUBRICANT .......................................................................... 7-5
LUBRICATION CHART ...................................................................................................................... 7-5
METHOD FOR USING FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERA-
TURE ............................................................................................................................................. 7-7
RECOMMENDED BRANDS AND QUALITIES OTHER THAN KOMATSU GENUINE OILS .............. 7-8
INDEX.............................................................................................................................................................. 8-1
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FOREWORD