Komatsu PC138USLC Operation & Maintenance Manual page 276

MAINTENANCE
EVERY 500 HOURS MAINTENANCE
LUBRICATING
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE
REPLACE FUEL PRE-FILTER CARTRIDGE
CHECK SWING PINION GREASE LEVEL, ADD GREASE
LUBRICATE SWING CIRCLE
CLEAN AND INSPECT RADIATOR FINS, OIL COOLER FINS, AFTERCOOLER FINS,FUEL
COOLER FINS, AND AIR CONDITIONER CONDENSER FINS
CLEAN INTERNAL AND EXTERNAL AIR FILTERS OF AIR CONDITIONER
REPLACE BREATHER ELEMENT IN HYDRAULIC TANK
EVERY 1000 HOURS MAINTENANCE
CHANGE OIL IN SWING MACHINERY CASE
CHANGE OIL IN FINAL DRIVE CASE
REPLACE HYDRAULIC OIL FILTER ELEMENT
REPLACE FUEL MAIN FILTER CARTRIDGE
CHECK ALL TIGHTENING POINTS OF ENGINE EXHAUST PIPE CLAMPS
CHECK PTO GEAR CASE, ADD OIL
EVERY 2000 HOURS MAINTENANCE
CLEAN HYDRAULIC TANK STRAINER
CHECK ALTERNATOR, STARTING MOTOR
CHECK ENGINE VALVE CLEARANCE, ADJUST
CHECKING CHARGE PRESSURE OF NITROGEN GAS IN ACCUMULATOR (FOR CONTROL
CIRCUIT)
EVERY 4000 HOURS MAINTENANCE
CHECK WATER PUMP
REPLACE ACCUMULATOR (FOR CONTROL CIRCUIT)
CHECK FOR LOOSENESS OF HIGH-PRESSURE PIPING CLAMP, HARDENING OF RUBBER
CHECK FOR MISSING FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER
EVERY 5000 HOURS MAINTENANCE
CHANGE OIL IN HYDRAULIC TANK
EVERY 8000 HOURS MAINTENANCE
REPLACE HIGH-PRESSURE PIPING CLAMP
REPLACE FUEL SPRAY PREVENTION CAP
MAINTENANCE SCHEDULE
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