4.7.1. Radiator

4.7.2. Thermostat

4.7.3. Cooling system pump

4.7.4. Cooling system fan

4.7.5. Sensor of turning on of the electric fan

4.7.6. Sensor of temperature of cooling liquid

4.7.7. Thermorelay of system of injection of fuel

4.7.8. Replacement of technological caps

4.7.9. Heater

4.7.10. Control unit of a heater

Fig. 4.4. Cooling system elements: 1 – bolt; 2 – top cover; 3 – air inlet; 4 – fixing bracket; 5 – radiator; 6 – rubber ring; 7 – sealing ring; 8 – thermoswitch; 9 – stopper; 10 – hose; 11 – broad tank; 12 – casing; 13 – arm of fans; 14 – nut; 15 – additional fan; 16 – main fan; 17 – lower hose; 18 – driving belt; 19 – top hose

Functionally elements of the cooling system can be divided into the site of system which is selecting heat from engine elements, the site of system disseminating heat (fig. 4.4) , including system of heating of salon. Elements of the system which is selecting heat from the engine represent channels in a head of the block and the block of cylinders and are not considered here. Further the elements helping to disseminate heat will be given.