.
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 4-19)" 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- 57
INITIAL 500 HOURS MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS)
REPLACE FUEL MAIN FILTER CARTRIDGE 4- 70
WHEN REQUIRED
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT 4- 21
CLEAN INSIDE OF COOLING SYSTEM 4- 27
CHECK AND TIGHTEN TRACK SHOE BOLTS 4- 31
CHECK AND ADJUST TRACK TENSION 4- 32
REPLACE BUCKET TEETH (VERTICAL PIN TYPE) 4- 34
REPLACE BUCKET TEETH (HORIZONTAL PIN TYPE) 4- 37
ADJUST BUCKET CREARANCE 4- 39
CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID 4- 40
CHECK AND MAINTENANCE AIR CONDITIONER 4- 41
WASHING WASHABLE FLOOR 4- 42
CHECK GAS SPRING 4- 45
BLEEDING AIR FROM HYDRAULIC SYSTEM 4- 46
CHECKS BEFORE STARTING
EVERY 100 HOURS MAINTENANCE
LUBRICATING 4- 49
EVERY 250 HOURS MAINTENANCE
CHECK LEVEL OF BATTERY ELECTROLYTE 4- 50
CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST 4- 52
EVERY 500 HOURS MAINTENANCE
LUBRICATING 4- 53
LUBRICATE SWING CIRCLE 4- 54
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE 4- 55
REPLACE FUEL PRE-FILTER CARTRIDGE 4- 57
CHECK SWING PINION GREASE LEVEL, ADD GREASE 4- 59
CLEAN AND INSPECT RADIATOR FINS, OIL COOLER FINS, AFTER COOLER FINS, FUEL
COOLER FINS, AND AIR CONDENSER FINS 4- 60
CLEAN AIR CONDITIONER FRESH/RECIRC FILTERS 4- 62
REPLACE BREATHER ELEMENT IN HYDRAULIC TANK 4- 64
CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL 4- 65
CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL 4- 66
4 - 17