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17 COOLING SYSTEM
17.1
294
Cooling system
F01970-10
F01969-10
1
Water pump
in the engine ensures forced circulation of the
coolant.
The pressure resulting from the warming of the cooling system is
regulated by a valve in radiator cap
excess coolant to flow into compensating tank
perature falls, this surplus coolant is sucked back into the cooling
system. This ensures that operating the vehicle at the specified
coolant temperature will not result in a risk of malfunctions.
115 °C (239 °F)
The coolant is cooled by the air stream and two radiator fans
which are activated at high temperature.
The lower the speed, the less the cooling effect. Dirty cooling fins
also reduce the cooling effect.
2
. Heat expansion causes
3
. When the tem-
4
,
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