Figure 10
For engines with external EGR
The closed circuit forced circulation engine cooling system is
composed of the following parts:
- expansion tank: position, form and dimensions may vary
depending on the engine fitting;
- radiator dissipating the heat absorbed by the engine
cooling liquid. This component’s position and dimensions
may vary depending on the outfit;
- fan increasing the radiator’s cooling power. This
component may vary depending on the specific engine
fitting;
- heat exchan
e
coolin
he lubricant oil. This com
onent
may vary depending on the specific engine fitting;
- centrifugal water pump positioned in the front part of the
engine basement;
- thermostat controlling cooling liquid circulation.
ENGINE COOLING SYSTEM DIAGRAM
118983
Closed thermostat
Open thermostat
Water inflow
Engine cooling water
Water outflow from thermostat
SECTION 1 - GENERAL SPECIFICATIONS
11
F32 SERIES
Print P2D32F005 E Base - April 2009