Fan Clutch On Engine

Scotty kilmer mechanic for the last 46 years shows how to replace a defective cooling fan clutch assembly.

Whole house fan vs ac. A bad fan clutch can leave you without an operational fan. Fan clutches accessories fan clutches accessories your fan clutch is an essential component in the cooling system turning your engine fan on and off when needed. At a stop though because the fan clutch doesnt engage and air isnt forced through the radiator the engine cant dissipate excess heat.

A fan clutch is the assembly that your engine cooling fan rides on and that tells the fan when to turn on and off. When cruising the vehicle moving through the air pushes air through the radiator cooling the engine. On a functional fan clutch the fan blades will all be lined up neatly inside the housing which should sit upright with an equal amount of space between the radiator and engine.

Engine overheating at low speed or when stopped is the most common fan clutch failure symptom. If theres an issue with the fan clutch the customer needs to have it replaced right away. The fan clutch allows the fan to operate at lower speeds and effectively detach at higher speeds when the vehicle is moving and air movement due to velocity aids to cool the engine.

If anybody out there has a vehicle that is equipped with a clutch fan and your engine coolant levels and thermostat are fine be. A central core which locks and unlocks based on the temperature allows the fan to spin with the engine crankshaft or freewheel on its own. I got a request to do this.

The biggest risk is that the engine may overheat. The fan clutch is a cooling system component that controls the operation of the engine cooling fans. As temperatures increase the clutch engages so that the fan is driven by engine power and moves air to cool the engine.

Alliance parts fan clutches are built to withstand this frequent engaging and disengaging. They do just bolt on and off but theres a few. X research source check to make sure each of the bolts holding the fan clutch in place is secure and intact.

They may also see a reduction in engine power andor a decrease in gas mileage. While many newer vehicles now use electric cooling fans to keep the engine cool many older vehicles used a mechanical fan clutch to control the fans.