MAINTENANCE
MAINTENANCE PROCEDURE
EVERY 4500 HOURS MAINTENANCE
Maintenance for every 250 and 500 hours services should be performed out at the same time.
METHOD FOR CLEANING KDPF
Contact your Komatsu distributor for cleaning of the KDPF.
METHOD FOR CLEANING FUEL DOSER
For cleaning the fuel doser, ask your Komatsu distributor.
CHECK FOR MISSING FUEL SPRAY PREVENTION CAP ON FUEL DOSER PIP-
ING, HARDENING OF RUBBER
The fuel spray prevention caps act to prevent the fuel from coming into contact with high-temperature parts of
the engine and causing a fire if the fuel should leak or spray out.
Check visually and touch by hand to check that there are no missing fuel spray prevention cap, loose bolts or
hardening of the rubber.
If there is any problem, the related parts must be replaced. Ask your Komatsu distributor for replacement.
EVERY 8000 HOURS MAINTENANCE
Maintenance for every 250, 500, 1000, 2000, and 4000 hours services should be performed out at the same
time.
METHOD FOR REPLACING ENGINE HIGH-PRESSURE PIPING CLAMP
Special techniques and tools are required for this work.
Ask your Komatsu distributor for replacement of the engine high-pressure piping.
METHOD FOR REPLACING FUEL SPRAY PREVENTION CAP
Ask your Komatsu distributor for replacement of the fuel spray prevention caps.
METHOD FOR OVERHAULING STARTING MOTOR AND ALTERNATOR
Ask your Komatsu distributor to have the starting motor and alternator overhauled.
EVERY 9000 HOURS MAINTENANCE
Maintenance for every 250, 500, 1000 and 4500 hours service should be performed at the same time.
METHOD FOR REPLACING FUEL SPRAY PREVENTION CAP ON FUEL DOSER
PIPING
Special techniques and tools are required for this work.
Ask your Komatsu distributor for replacement of the fuel spray prevention cap on fuel doser.
END OF SERVICE LIFE
•
For safe dismantling of the machine at the end of service life, please contact your Komatsu distributor.
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