Maintenance Schedule; Maintenance Schedule Table - Komatsu PC290LC-11 Operation & Maintenance Manual

Maintenance schedule

Maintenance schedule
• If the machine is equipped with a hydraulic breaker, the maintenance interval for some parts are different.
Check the maintenance interval and perform maintenance. For detail, see "MAINTENANCE INTERVAL
FOR HYDRAULIC BREAKER (4-13)".
• When using the engine oil for cold district, the maintenance intervals of the engine oil and filter cartridge are
changed to for every 250 hours. For details, see the oil part number and note in "USE OF FUEL, COOL-
ANT AND LUBRICANTS TO ACCORDING TO AMBIENT TEMPERATURE (7-6)".
• Contact your Komatsu distributor for changing the maintenance interval of the machine monitor.

MAINTENANCE SCHEDULE TABLE

WHEN REQUIRED ........................................................................................................................................ 4-15
METHOD FOR CHECKING, CLEANING AND REPLACING AIR CLEANER .......................................... 4-15
METHOD FOR CLEANING INSIDE OF COOLING SYSTEM ................................................................. 4-20
METHOD FOR CHECKING LOOSENESS AND TIGHTENING TRACK SHOE BOLTS .......................... 4-24
METHOD FOR CHECKING AND ADJUSTING TRACK TENSION ......................................................... 4-25
METHOD FOR REPLACING BUCKET TEETH (VERTICAL PIN TYPE) ................................................. 4-26
METHOD FOR REPLACING BUCKET TEETH (HORIZONTAL PIN TYPE)............................................ 4-28
METHOD FOR ADJUSTING BUCKET CLEARANCE ............................................................................. 4-29
METHOD FOR CHECKING WINDOW WASHER FLUID LEVEL, ADDING FLUID ................................. 4-30
METHOD FOR CHECKING AND MAINTENANCE AIR CONDITIONER................................................. 4-31
METHOD FOR WASHING WASHABLE FLOOR .................................................................................... 4-32
METHOD FOR CHECKING GAS SPRING ............................................................................................. 4-35
METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT .............................................................. 4-36
CHECK AUTOMATIC GREASE SYSTEM...................................................................................................... 4-38
PERIODIC CHECKS............................................................................................................................... 4-38
REFILLING GREASE.............................................................................................................................. 4-38
GREASING PROCEDURE ..................................................................................................................... 4-38
SYSTEM TEST ....................................................................................................................................... 4-39
CHECKS BEFORE STARTING...................................................................................................................... 4-40
EVERY 100 HOURS MAINTENANCE ........................................................................................................... 4-40
METHOD FOR LUBRICATING WORK EQUIPMENT ............................................................................. 4-40
EVERY 250 HOURS MAINTENANCE ........................................................................................................... 4-41
METHOD FOR CHECKING BATTERY ELECTROLYTE LEVEL ............................................................. 4-41
METHOD FOR CHECKING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION.. 4-43
EVERY 500 HOURS MAINTENANCE ........................................................................................................... 4-44
METHOD FOR LUBRICATING ............................................................................................................... 4-45
METHOD FOR CHANGING OIL IN ENGINE OIL PAN, REPLACING ENGINE OIL FILTER CARTRIDGE .....
............................................................................................................................................................ 4-46
METHOD FOR REPLACING FUEL PREFILTER CARTRIDGE............................................................... 4-47
METHOD FOR CHECKING SWING PINION GREASE LEVEL, ADD GREASE ..................................... 4-49
METHOD FOR LUBRICATING SWING CIRCLE .................................................................................... 4-50
METHOD FOR CHECKING AND CLEANING RADIATOR FINS, OIL COOLER FINS, AFTERCOOLER
FINS, FUEL COOLER FINS, AND AIR CONDITIONER CONDENSER FINS...................................... 4-50
METHOD FOR CLEANING AIR CONDITIONER FRESH/RECIRC FILTERS.......................................... 4-52
METHOD FOR CHECKING OIL LEVEL IN SWING MACHINERY CASE, ADDING OIL ......................... 4-54
METHOD FOR CHECKING OIL LEVEL IN FINAL DRIVE CASE, ADDING OIL ..................................... 4-55
EVERY 1000 HOURS MAINTENANCE ......................................................................................................... 4-55
CHECK STRUCTURES FOR CRACKS .................................................................................................. 4-55
METHOD FOR REPLACING HYDRAULIC OIL FILTER ELEMENT ........................................................ 4-56
METHOD FOR CHANGE OIL IN SWING MACHINERY CASE ............................................................... 4-57
METHOD FOR CHECKING AND ADDING OIL IN DAMPER CASE ....................................................... 4-58
METHOD FOR REPLACING FUEL MAIN FILTER CARTRIDGE ............................................................ 4-59
METHOD FOR CHECKING ALL TIGHTENING POINTS OF ENGINE INTAKE PIPE CLAMPS.............. 4-61
METHOD FOR CHECKING AND RELEASING NITROGEN GAS CHARGE PRESSURE IN ACCUMULA-
TOR (FOR BREAKER) ........................................................................................................................ 4-61
METHOD FOR REPLACING HYDRAULIC TANK BREATHER ELEMENT ............................................. 4-61
METHOD FOR REPLACING DEF TANK BREATHER ELEMENT........................................................... 4-61
4-12
MAINTENANCE