Komatsu WA270-3H Operation & Maintenance Manual page 154

MAINTENANCE SCHEDULE
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
MAINTENANCE AS REQUIRED ................................................................................................. 3-51
AIR FILTER: INSTALLATION AND REMOVAL OF FILTER ELEMENTS
CLEANING FILTER INSERTS AND CHANGING SAFETY FILTER ................................................ 3-51
AIR FILTER DESIGN ............................................................................................................... 3-51
WHEN IS MAINTENANCE NECESSARY? ............................................................................. 3-51
CLEANING OR EXCHANGING THE FILTER INSERT ............................................................ 3-52
CLEANING WITH COMPRESSED AIR ................................................................................... 3-52
CLEANING WITH WATER OR DETERGENT ......................................................................... 3-52
CHECKING THE FILTER INSERT ........................................................................................... 3-52
CHANGING THE SAFETY FILTER ......................................................................................... 3-53
ASSEMBLING THE AIR FILTER INSERT ................................................................................ 3-53
DUST PRE-EXTRACTOR "TURBO II": CHECK, CLEAN ............................................................... 3-53
CLEANING THE RADIATOR .......................................................................................................... 3-54
WINDSCREEN WASHER, CHECKING FLUID LEVEL,
TOPPING UP ................................................................................................................................. 3-54
TRANSMISSION, CHECKING OIL LEVEL, TOPPING UP OIL ...................................................... 3-55
REPLACING BUCKET TEETH ...................................................................................................... 3-56
FUEL TANK, DRAINING WATER AND DIRT DEPOSITS ................................................................ 3-57
TYRES, CHECKING AIR PRESSURE............................................................................................ 3-57
AIR-CONDITIONING, CLEANING CONDENSER ........................................................................... 3-57
CHECKING AIR-CONDITIONING .................................................................................................. 3-58
CHECKING THE COOLANT LEVEL ....................................................................................... 3-58
3-18