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GUIDE TO MAINTENANCE
GUIDE TO MAINTENANCE
Do not carry out any inspection and maintenance operation that is not found in this manual.
CHECK SERVICE METER
Check the service meter reading every day to see if the time has come for any necessary maintenance to be car-
ried out.
KOMATSU GENUINE REPLACEMENTPARTS:
Use Komatsu genuine parts specified in the Parts Book as replacement parts.
KOMATSU GENUINE OILS:
Use Komatsu genuine oils and grease. Choose oils and grease with proper viscosities specified for ambient tem-
perature.
ALWAYS USE CLEAN WASHER FLUID:
Use automobile windshield washer fluid, and be sure not to let any dirt get into it.
CLEAN OIL AND GREASE:
Use clean oil and grease. Also, keep the containers of the oil and grease clean. Keep foreign materials away from
oil and grease.
CHECKING FOREIGN MATERIALS DRAINED OIL:
After oil is changed or filters are replaced, check the old oil and filters for metal particles and foreign materials. If
large quantities of metal particles or foreign materials are found, always report to the person in charge, and carry
out suitable action.
FUEL STRAINER:
If your machine is equipped with a fuel strainer, do not remove it while fueling.
WELDING INSTRUCTIONS:
Turn off the engine starting switch.
Do not apply more than 200V continuously.
Connect grounding cable within 1m (3.3 ft) from the area to be welded. If grounding cable is connected near
instruments, connectors, etc., the instruments may have troubles.
Avoid seals or bearings from being between the area to be welded and the position of grounding point.
Do not use the area around the work equipment pins or the hydraulic cylinders as the grounding point.
4-2
MAINTENANCE
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