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Engine cooling system (5)
Checking / topping up coolant
The cooling water level must be checked
when the system is cold. Make sure that
the anti-freeze and anti-corrosive liquid
is sufficient (-25°C).
f
When hot, the system is under pressure.
When opening, there is a danger
of scalding!
If necessary fill in a sufficient amount of
A
coolant through the open port (A) of the
compensating tank.
Change coolant
f
When hot, the system is under pressure.
When opening, there is a danger
of scalding!
m
Use only approved coolants!
Observe the instructions in the chapter
A
entitled "Operating substances"!
- Remove the drain screw (B) on the ra-
diator and let the coolant drain com-
pletely.
- Reinstall the drain screw (B) and tight-
en properly.
- Fill in coolant through the filling open-
ing (A) on the compensation tank until
the coolant level rises to the centre of
the sight glass (C).
m
The air is only able to escape completely
from the cooling system once the engine
has reached its operating temperature
(at least 90°C).
Check the fluid level again, top up if necessary.
F 50.18 12
A
C
B
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