Symptoms of a Bad Clutch Fan and How to Test if it Has Failed скачать в хорошем качестве

Symptoms of a Bad Clutch Fan and How to Test if it Has Failed

Symptoms of a bad engine clutch fan and how to test if it has failed. Also, how to replace a clutch fan. What is an engine Fan Clutch? A fan clutch controls when the fan comes on and off and provides airflow when needed. It is attached to the water pump drive shaft. The fan clutch engages when: ⦁ Engine gets hot ⦁ The vehicle is moving at low speed or idling The fan clutch disengages when: ⦁ Engine is cool ⦁ The vehicle is moving over 20-40 MPH Signs and Symptoms of a Bad engine Clutch Fan ⦁ Overheating at low speeds or idle ⦁ Loose and wobbling radiator fan ⦁ Noise wiring noise or loud fan noise How to Test the Fan Clutch ⦁ Spin the radiator fan, and there should be resistance ⦁ When the engine shuts off, the fan should not spin more than 1-2 times. ⦁ Rock it back and forth, as there should be no side-to-side movement (A bad water pump can do the same) How To Replace a Fan Clutch ⦁ Keep the belt on when replacing ⦁ Use WD40 to loosen the nut ⦁ Find the correct direction in which the nut is removed, clockwise or counterclockwise. ⦁ The fan bolt usually loosens the same direction as fan spins www.backyardmechanic.org By using this information user assumes all risk of use.