Komatsu WA800-3E0, Operation & Maintenance Manual

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CONTENTS
1-18
STORING OIL AND FUEL ................................................................................................................. 4-8
FILTERS ............................................................................................................................................ 4-8
OUTLINE OF ELECTRIC SYSTEM ............................................................................................................ 4-9
WEAR PARTS .................................................................................................................................................... 4-10
WEAR PARTS LIST.................................................................................................................................. 4-10
RECOMMENDED FUEL, COOLANT, AND LUBRICANT ................................................................................. 4-11
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE............. 4-12
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU
GENUINE OIL ........................................................................................................................................... 4-14
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS ..................................................................... 4-15
TORQUE LIST .......................................................................................................................................... 4-15
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS .......................................................................... 4-17
SAFETY CRITICAL PARTS...................................................................................................................... 4-18
MAINTENANCE SCHEDULE CHART ............................................................................................................... 4-19
MAINTENANCE SCHEDULE CHART ...................................................................................................... 4-19
SERVICE PROCEDURE .................................................................................................................................... 4-21
INITIAL 10 HOURS SERVICE (SERVICE FOR FIRST 50 HOURS ON NEW MACHINE)....................... 4-21
INITIAL 250 HOURS SERVICE ................................................................................................................ 4-21
WHEN REQUIRED ................................................................................................................................... 4-22
CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT .......................................................... 4-22
CLEAN INSIDE OF COOLING SYSTEM ........................................................................................ 4-24
CHECK TRANSMISSION OIL LEVEL, ADD OIL ............................................................................ 4-28
CHECK AXLE OIL LEVEL, ADD OIL............................................................................................... 4-29
CLEAN AXLE CASE BREATHER ................................................................................................... 4-29
CLEAN AIR CONDITIONER CONDENSER.................................................................................... 4-30
CHECK WINDOW WASHING FLUID LEVEL, ADD FLUID............................................................. 4-30
CLEAN RADIATOR, OIL COOLER, AFTERCOOLER FINS ........................................................... 4-31
REPLACE BUCKET TEETH............................................................................................................ 4-32
LUBRICATING................................................................................................................................. 4-33
CHECK AIR CONDITIONER ........................................................................................................... 4-34
BLEEDING AIR FROM BRAKE HYDRAULIC CIRCUIT.................................................................. 4-35
BLEEDING AIR FROM PPC CIRCUIT ............................................................................................ 4-36
REPLACE SLOW BLOW FUSE ...................................................................................................... 4-36
BLEEDING AIR FROM HYDRAULIC TANK.................................................................................... 4-37
REPLACE FAN BELT, ADJUST AUTO-TENSIONER..................................................................... 4-39
SELECTION AND INSPECTION OF TIRES ................................................................................... 4-41
CHECK BEFORE STARTING .................................................................................................................. 4-43
EVERY 50 HOURS SERVICE .................................................................................................................. 4-44
DRAIN WATER, SEDIMENT FROM FUEL TANK........................................................................... 4-44
EVERY 100 HOURS SERVICE ................................................................................................................ 4-45
LUBRICATING................................................................................................................................. 4-45
CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL .................................................................... 4-47
CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER.................................................... 4-48