Drain
Pressurized System: Hot coolant can cause seri-
ous burns. To open the cooling system filler cap,
stop the engine and wait until the cooling system
components are cool. Loosen the cooling system
pressure cap slowly in order to relieve the
pressure.
Illustration 53
g01211179
Typical example
1.
Stop the engine and allow the engine to cool.
Loosen the cooling system filler cap (1) slowly to
relieve any pressure. Remove the cooling system
filler cap.
Illustration 54
g01211160
Typical example
2.
Open the drain cock or remove the drain plug (2) in
the cylinder block.
3.
Open the drain cock or remove the drain plug on
the radiator.
Illustration 55
g01211161
Typical example
4.
Open the drain cocks or remove the drain plugs (3)
in the oil coolers.
Illustration 56
g02126488
Typical example
Note:
In some applications, opening the air vent (4)
will assist the draining of the coolant.
5.
Remove both the drain plugs (5) in the
aftercoolers.
6.
Allow the coolant to drain.
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SEBU8604-02
