5. Periodic Inspection
5-14
5.4.20 Change Coolant
Every 2 years
When removing the radiator cap, be sure to stop the machine and wait until the coolant cools down.
<Procedure>
1.
To drain coolant, remove the radiator cap [A], then loosen the drain valve [B].
2.
Be sure to also open the drain plug [C] on the engine cylinder block for drainage.
3.
Drain coolant of reserve tank.
4.
When the coolant is completely drained out, close each drain valve [B] and drain plug [C], and
supply new coolant from the filler port of radiator [D].
5.
After changing the coolant, run the engine under unload operation for 2 to 3 minutes, then stop it.
Check the coolant level again and replenish it if necessary.
A170118
H990432
Caution in changing coolant
Be sure to stop the machine and loosen the radiator cap slowly,
after the coolant water is sufficiently cooled and the inner
pressure is released, then take the cap off. If the following
procedures are neglected, the radiator cap could be blown by the
internal pressure or hot moisture air be blown out to cause
burning. Therefore, make sure to carry out them without fail.
LLC (Antifreeze) is a toxic material.
When a person has drunk LLC (Antifreeze) by accident, make
him vomit and make him see a doctor immediately.
When a person gets LLC (Antifreeze) in his eyes, wash the eyes
with clean running water and make him see a doctor immediately.
When LLC (Antifreeze) is stored, put it in a container with an
indication saying "LLC (Antifreeze) inside" and seal it up, then
Keep it in a place away from children.
Beware of flames.
A D
B
C
Engine oil filter
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