.
MAINTENANCE
MAINTENANCE SCHEDULE
MAINTENANCE SCHEDULE
If the machine is equipped with a hydraulic breaker, the maintenance schedule for some parts will be different. For
details, see "MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER (PAGE 4-17)" to confirm the correct
maintenance schedule when carrying out maintenance.
MAINTENANCE SCHEDULE CHART
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)
REPLACE FUEL PRE-FILTER CARTRIDGE 4- 49
INITIAL 500 HOURS MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS)
REPLACE FUEL MAIN FILTER CARTRIDGE 4- 61
INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS)
CHECK ENGINE VALVE CLEARANCE, ADJUST 4- 70
WHEN REQUIRED
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT 4- 19
CLEAN INSIDE OF COOLING SYSTEM 4- 26
CHECK AND TIGHTEN TRACK SHOE BOLTS 4- 29
CHECK AND ADJUST TRACK TENSION 4- 30
ADJUST BUCKET CREARANCE 4- 32
CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID 4- 33
CHECK AND MAINTENANCE AIR CONDITIONER 4- 34
WASHING WASHABLE FLOOR 4- 35
BLEEDING AIR FROM HYDRAULIC SYSTEM 4- 38
CHECKS BEFORE STARTING
EVERY 100 HOURS MAINTENANCE
LUBRICATING 4- 41
EVERY 250 HOURS MAINTENANCE
CHECK LEVEL OF BATTERY ELECTROLYTE 4- 42
CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST 4- 44
EVERY 500 HOURS MAINTENANCE
LUBRICATING 4- 45
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE 4- 47
REPLACE FUEL PRE-FILTER CARTRIDGE 4- 49
CHECK SWING PINION GREASE LEVEL, ADD GREASE 4- 51
CLEAN AND INSPECT RADIATOR FINS, OIL COOLER FINS, AFTERCOOLER FINS, FUEL
COOLER FINS, AND AIR CONDITIONER CONDENSER FINS 4- 52
CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS 4- 53
REPLACE BREATHER ELEMENT IN HYDRAULIC TANK 4- 55
LUBRICATE SWING CIRCLE 4- 56
CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL 4- 56
CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL 4- 57
4 - 15
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