COOLANT
6 Maintenance
Checking coolant level
Daily, before starting.
4 Checking coolant level
• Check the coolant level in the header tank.
This has to be checked when the engine is
cold
.
• Remove the cap of the filler neck on the
heat exchanger.
5 Coolant level
The coolant must be at the minimum level.
6 Topping up coolant
• If necessary, top up.
The internal cooling system can be filled with
a mixture of anti-freeze (40 %) and tap water
(60 %) or with a special coolant.
For specification, see page
W
arning
Never open the cap on the header tank when
the engine is at operating temperature.
n
ote
If a water heater is connected, see page
.
C
aution
Never fill the cooling system with sea water or
brackish water.
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Summary of Contents for D-LINE VD4.120
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