Radiator Cooling; Drain Points - Volvo Penta D12-AUX Operator's Manual

Radiator cooling

The engine cooling water is cooled by a radiator in a one-circuit cooling system. Air is forced through the radiator
by an engine driven cooling air fan. The charge air is cooled in an air-to-air charge air cooler mounted in front of
the radiator and it make use of the air flow from the engines cooling fan before it enters the radiator.
Drain points fresh water system
Maintenance: Cooling system general
1. Engine
2. Freshwater pump
3. Lubrication oil cooler
4. Thermostat valve
5. Expansion tank
6. Radiator
7. Charge air cooler
8. Radiator fan
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