Radiator Fan How It Works

The fans are controlled either with a thermostatic switch or by the engine computer and they turn on when.

Ceiling fan f 60pzn. The radiator is the most prominent part of the system. Front wheel drive cars have electric fans because the engine is usually mounted transversely meaning the output of the engine points toward the side of the car. Some manual radiator fans have a fan clutch.

It really looked quieter. This may direct the airflow or increase safety by preventing objects from contacting the fan blades. Those located at the rear of the radiator are called puller fans.

The radiator fan should be running at more rpms than the motor. But it wasnt as quiet as many people hoped making the updated and much quieter version inevitable. Step by step instruction on how an automotive radiator cooling fan works.

The rotating assembly of blades and hub is known as an impeller rotor or runnerusually it is contained within some form of housing or case. This video shows how an normally open cooling fan switch works. The electric radiator fans mounted in the front of the radiator are known as pusher fans.

A radiator is a type of heat exchanger. Most modern cars use aluminum radiators. I also show how i tested my cooling fan switches.

A fan is a powered machine used to create a flow of aira fan consists of a rotating arrangement of vanes or blades which act on the air. The switch turns on at 203 degrees fahrenhe. This article pertains to all vehicles.

The fan clutch has a spring inside of it to help the fan spin faster. The radiator fans are situated between the radiator and the engine although some radiator fans are located at the front of the radiator. If your radiator fan has a fan clutch check the radiator fan while the motor is running.

I actually played with one of the first multiplier fans when they first hit the tech scene. These radiators are made by brazing thin aluminum fins to flattened aluminum tubes. Many of the fans are electric.

The design was inarguably eye catching and sleek and modern. Like the thermostat the cooling fan has to be controlled so that it allows the engine to maintain a constant temperature. The pusher fans.

This important part of the cooling system is used to pull air though the radiator when the car is stopped or moving below 35 mph. A manual fan is connected to the engine drive pulleys and is controlled by a thermo fan clutch which senses radiator heat and engages when the engine is running at higher temperatures. Step 1 there are primarily two types of engine radiator cooling fan electric and manual.

It is designed to transfer heat from the hot coolant that flows through it to the air blown through it by the fan. If it is not the fan clutch is bad and needs to be replaced. The fan clutch is design with either an electronic controlled activation device or a temperature sensitive spring at the front of the clutch to tell the clutch when to turn on and engage to the input shaft.