Komatsu PC290LC-6K Operation & Maintenance Manual page 85

Hydraulic excavator
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12.1.2 CHECK BEFORE STARTING
Always carry out the items in this section before starting the engine
each day.
CHECK COOLANT LEVEL, ADD WATER
Do not open the radiator cap unless necessary. When checking
the coolant, always check the radiator reserve tank when the
engine is cold.
1.
Open the front door on the left side of the machine and check that the
cooling water level is between the FULL and LOW marks on radiator
reserve tank
(shown in the diagram on the right).
If the water level is low, add water through the water filler of reserve
tank
to the FULL level.
2.
After adding water, tighten the cap securely.
3.
If the reserve tank becomes empty, first inspect for water leaks and
then fill the radiator and the reserve tank with water.
CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL
1.
Open the engine hood.
2.
Remove dipstick
3.
Insert dipstick
fully in the oil filler pipe, then take it out again.
4.
The oil level should be between the H and L marks on dipstick
If the oil level is below the L mark, add engine oil through oil filler
For details of the oil to use, see 20. "USE OF FUEL, COOLANT AND
LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE".
WARNING
and wipe the oil off with a cloth.
.
12. OPERATION
2-41

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