Komatsu WA270-3H Operation & Maintenance Manual page 8

Wheel loader
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Contents
CHECKING ELECTRICAL CONNECTIONS .................................................................................... 3-22
CHECKING FUEL LEVEL, TOP UP ................................................................................................. 3-23
CHECKING CONTROL PANELS ..................................................................................................... 3-23
OTHER PRE-START MAINTENANCE MEASURES ........................................................................ 3-24
MAINTENANCE DURING THE RUNNING-IN PERIOD .............................................................. 3-25
AFTER THE FIRST 100 OPERATING HOURS ................................................................................ 3-25
TRANSMISSION, CHANGE OIL AND FILTERS .......................................................................... 3-25
OPERATING BRAKE, CHANGE OIL FILTER .............................................................................. 3-25
AFTER THE FIRST 250 OPERATING HOURS ................................................................................ 3-25
FUEL TANK, DRAIN WATER ....................................................................................................... 3-25
FUEL FILTER, CHANGE CARTRIDGES ..................................................................................... 3-25
HYDRAULIC SYSTEM, CHANGE OIL FILTER INSERTS ........................................................... 3-25
AFTER THE FIRST 500 OPERATING HOURS ................................................................................ 3-25
AXLES, OIL CHANGE ................................................................................................................. 3-25
MAINTENANCE EVERY 100 OPERATING HOURS ................................................................... 3-26
HYDRAULIC SYSTEM, CHECKING OIL LEVEL, TOPPING UP OIL ............................................... 3-26
CLEANING THE FRESH-AIR FILTER INSERTS .............................................................................. 3-27
LUBRICATION .................................................................................................................................. 3-27
MAINTENANCE EVERY 250 OPERATING HOURS ................................................................... 3-28
ENGINE, CHANGE OIL AND OIL FILTER CARTRIDGE .................................................................. 3-28
CHECKING THE AIR ASPIRATION SYSTEM ................................................................................... 3-29
AIR-CONDITIONING, CHECK TENSION OF THE COMPRESSOR V-BELT .................................... 3-30
INSPECTION .............................................................................................................................. 3-30
ADJUSTMENT ............................................................................................................................ 3-30
CHANGE ..................................................................................................................................... 3-30
BATTERIES, CHECKING THE ACID LEVEL .................................................................................... 3-31
BATTERY RECHARGING ................................................................................................................ 3-32
AXLES, CHECK OIL LEVELS .......................................................................................................... 3-33
WHEEL NUTS, CHECK, RETIGHTEN ............................................................................................ 3-33
LUBRICATION .................................................................................................................................. 3-34
MAINTENANCE EVERY 500 OPERATING HOURS ................................................................... 3-35
FUEL FILTER, CHANGE FILTER CARTRIDGES ............................................................................. 3-35
BLEEDING THE FUEL SYSTEM ................................................................................................ 3-36
MAINTENANCE EVERY 1000 OPERATING HOURS ................................................................. 3-37
TRANSMISSION, CHANGE OIL AND FILTERS ............................................................................... 3-37
ENGINE, ADJUSTING THE VALVE CLEARANCE ............................................................................ 3-39
SERVICE BRAKE, CHANGE OIL FILTER ........................................................................................ 3-39
DRIVE BELTS, CHECK TENSION PULLEY AND FAN BEARING .................................................... 3-40
TURBOCHARGER, CHECKING THE ATTACHMENT AND PLAY ..................................................... 3-41
CHECKING THE GAS PRESSURE ................................................................................................. 3-41
AXLES, OIL CHANGE ...................................................................................................................... 3-42
LUBRICATION .................................................................................................................................. 3-43
DRAINING OFF THE COOLANT ................................................................................................ 3-45
CLEANING THE COOLING SYSTEM ......................................................................................... 3-45
FILLING UP COOLANT .............................................................................................................. 3-45
MAINTENANCE EVERY 2000 OPERATING HOURS ................................................................. 3-46
CHECK SHOCK ABSORBER ........................................................................................................... 3-46
CHECKING THE COOLING SYSTEM ............................................................................................. 3-46
CHECKING AND CLEANING THE TURBOCHARGER .................................................................... 3-47
CHECK THREE-PHASE GENERATOR AND STARTER ................................................................... 3-47
AIR-CONDITIONING, CHANGING THE FILTER INSERTS .............................................................. 3-47
HYDRAULIC SYSTEM, OIL CHANGE, CHANGING THE FILTER INSERT ..................................... 3-48
MAINTENANCE EVERY 4000 OPERATING HOURS ................................................................. 3-50
CHECK WATER PUMP .................................................................................................................... 3-50
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