Crucial Facts About The Cooling Fan Assembly In A Car

By Donna Kennedy


Few people ever bother to research about the technical aspects of their cars. However, it is always important to learn something about how the components in your car work. You never know when a quick fix may be necessary. This article expounds on the history of the cooling fan assembly, its purpose, purchasing tips and the types available for different cars.

Its main function is to prevent a car from overheating. As you drive your car, the heat generated by the engine and radiator is kept at a manageable level using a coolant. Cold air is blown by the fan to the radiator and other heated components, lowering the temperature in the process. Once in the radiator, the cold air re flows into the engine and gets out in a circular manner.

Thanks to rapid advancement in the development of vehicle technology, several versions of assemblies are available. The earliest versions are the manual ones. A manual system is powered using an engine crankshaft and works like a pulley. Once the engine is turned on, the fans start functioning.

Clutch operated models came into existence shortly after manual models were introduced. A clutch can be thermal or non thermal. To function, a non thermal clutch requires a water pump connection. The clutch functions depending on how fast the car engine is running.

A thermal system, on the contrary, utilizes bi metallic springs which work like temperature regulators. The springs determine how much air is released through the engine and radiator. When the components are at massive temperatures, cold air is let in by the springs to aid in cooling.

These days, some vehicles come fitted with electrically operated assemblies. They are usually powered by the electricity generated when driving and are controlled using thermal sensing systems. They are often smaller than the other versions. In this case, their fans can be attached at the front or rear of radiators. They pull or push air through the radiator depending on the position they are installed in.

Cooling components usually suffer the effects of wear and tear with time. If your car has been operational for long, you may notice the blades in the assembly start to bend. This may lead to the direction of insufficient or excess amounts of air to the radiator. Thermal sensors also tend to malfunction as time goes. If your clutch system is faulty, it may trigger or disengage the coolant at inappropriate times.

If your car has such issues, you might want to schedule a date to visit a repair shop. Most car owners who are mechanically skilled prefer doing repairs on their own. If you opt to do this, you must ensure your engine is turned off when working. When engaging your dealership, it is important to insist on buying original spare parts as well.

Car manufacturers always append serial numbers to their products in order to lower the risk of counterfeiting. As such, make sure every component you purchase is serialized in a verifiable manner. Finally, never use spare parts that are meant for a different car model.




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