1.7. Knowing the parts of a vehicle: Cooling system

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1.7 Knowing the parts of a vehicle: Cooling system

The cooling system is a crucial part of a vehicle, responsible for keeping the engine temperature controlled, preventing overheating. Understanding how this system works is essential for anyone wanting to learn about vehicle maintenance, from beginners to the most advanced.

Cooling System Function

The main function of the cooling system is to dissipate the heat generated by the engine during its operation. This is necessary because a vehicle's engine generates a great deal of heat while it is running. If this heat is not properly dispersed, it can cause serious engine damage, including melting components and complete engine failure.

Cooling System Components

The cooling system is made up of several parts, each performing a specific function in maintaining the ideal temperature of the engine.

Radiator

The radiator is the most visible part of the cooling system. Its function is to cool the coolant that circulates through the engine. The radiator does this by allowing air to pass through the coolant, dissipating the heat.

Water Pump

The water pump is responsible for circulating coolant through the system. It is driven by the engine belt and works constantly while the engine is running.

Thermostat

The thermostat is a temperature-controlled valve that regulates the flow of coolant between the engine and radiator. When the engine is cold, the thermostat is closed, allowing the engine to warm up quickly. When the engine reaches the ideal temperature, the thermostat opens, allowing coolant to flow to the radiator and be cooled.

Radiator Fan

The radiator fan helps draw air through the radiator when the vehicle is stationary or moving slowly. This helps keep air flowing through the radiator, even when the vehicle isn't moving quickly.

Cooling System Maintenance

Regular maintenance of the cooling system is essential for the longevity of your vehicle's engine. This includes regularly checking the coolant level, checking for leaks and replacing the coolant as needed.

In addition, it is important to regularly check the condition of the water pump, thermostat and radiator fan. If any one of these components fails, the cooling system will not work properly, putting the engine at risk of overheating.

In summary, the cooling system is a vital part of any vehicle. Understanding how it works and how to keep it in good working order is an essential skill for anyone interested in vehicle maintenance.

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91.8. Knowing the parts of a vehicle: Exhaust system