Should I replace my fan clutch with water pump? A worn out fan clutch can damage a new water pump, and a worn out water pump can damage a new fan clutch. These two connected, vital cooling components must be be replaced at the same time. The water pump moves the water and the fan clutch moves the air.
Do fan clutches need to be replaced?
Like all components, fan clutches will wear out and need replaced. According to Hayden, here are some signs your fan clutch might need replaced: Fan spins excessively when engine is stopped (three or more times when hot engine is shut off). Poor A/C performance at idle or low vehicle speeds.
What are the different types of water fan clutches?
The main types are non-thermal, thermal, and electronic — all of which use a silicone fluid to engage and disengage your fan. Non-thermal clutches operate solely based on the shaft speed of the water pump. At low and idling speeds, the clutch allows the fan blade to turn at almost a 1:1 ratio.
How does a fan clutch work?
At low and idling speeds, the clutch allows the fan blade to turn at almost a 1:1 ratio. At high speeds, the silicone fluid within in the clutch will lose its ability to transfer the energy from the shaft to the fan clutch body (and therefore, the fan) and the fan is then allowed to almost free-wheel, removing its load from the engine.
What is the difference between a fan clutch and non-thermal clutch?
A non-thermal clutch provides a steady flow of cooling air but is always engaged, so it offers lower fuel savings than a thermal-style fan clutch. However, non-thermal clutches are a lower-cost option than thermal-style clutches. The thermal fan clutch operates in response to underhood temperatures.
How do I know if my fan clutch needs to be replaced?
How to Tell If Your Fan Clutch Is Going Bad?Vehicle overheating. An overheating engine is often the first symptom that is commonly associated with a bad or failing fan clutch. ... Loose and Wobbling Fan. ... Excessively loud cooling fans. ... A decrease in acceleration, power & fuel efficiency.
Is a fan clutch necessary?
The fan clutch is one of the most essential components in the operation of cooling fans and greatly contributes to the overall operation of the engine. While many new vehicles use electric cooling fans, many older vehicles utilize a mechanical fan clutch to help control the fans.
What happens when fan clutch goes out?
Overheating engine is the most common symptom of a bad or failing fan clutch. It controls the operation of the cooling fans. These cooling fans will disable/not work at maximum efficiency as the bad clutch will not engage properly. This result in overheating which may lead to serious issues if not timely attended.
How do you remove a fan clutch without a water pump?
1:063:47How To Remove A Clutch Fan Without Special Tools! - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd what i'm going to do is use the mallet. And just tap down on top of the wrench and then thatMoreAnd what i'm going to do is use the mallet. And just tap down on top of the wrench and then that should shock it. Off. Of course while pushing on the wrench to rotate. It clockwise and there we go.
When replacing clutch what should be replaced?
When performing a clutch replacement, it is best practice to replace the clutch disc, pressure plate, pilot bearing and throw out bearing. The flywheel is also resurfaced or replaced if it is beyond the service limit or if it is a dual mass flywheel (this type of flywheel is not machinable).
At what temperature does a fan clutch engage?
about 170°FAt what temperatures do fan clutches engage? Answer: Most fan clutches engage at about 170°F air temperature (about 180-190°F engine temperature). They reduce the temperature about 20°F before disengaging.
How do I know if my radiator fan clutch is bad?
To confirm the diagnosis, start with this simple test: Spin the fan as hard as you can on an engine that has not been started that day. If the fan rotates more than five times, you can bet the clutch is bad. You should feel some resistance and the fan may spin up to three times, depending on the ambient temperature.
What does it sound like when a fan clutch is bad?
Whistling. A whistling or whining noise coming from the engine bay can be pretty serious. There's a number of possible causes for the whistling noise, but one of the most common causes is a loose serpentine belt. When this happens, the fan clutch is not engaged properly.
How do you check a fan clutch?
0:061:20How to test a fan clutch - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd stop the fan. And spin it backwards. And look at it it's just freewheeling when it's hotter inMoreAnd stop the fan. And spin it backwards. And look at it it's just freewheeling when it's hotter in hell. And feel the radiator man that's so much top. And the temp gauge.
How do you remove a fan clutch from a water pump?
0:452:07HOW TO REMOVE A FAN CLUTCH 2 MINUTES! - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can use this which is a massive pipe wrench. We are going to put it on the water pump pulleyMoreYou can use this which is a massive pipe wrench. We are going to put it on the water pump pulley here to hold it in place so we can get proper leverage. On our fan.
How do you use a clutch fan removal tool?
0:171:15OEMTOOLS 27186 Fan Clutch Wrench Set, 5-Piece - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou may need to loosen the bolts to provide a more secure. Hold select the appropriate slim styleMoreYou may need to loosen the bolts to provide a more secure. Hold select the appropriate slim style wrench to loosen the fan clutch nut place the slim style wrench on the fan clutch nut reference.
What's a fan clutch do?
Fan Clutches are 'fluid' coupling devices that provide air flow through the radiator by using the water pump shaft to power the fan blade. When the pump is cool or at normal operating temperature, the fan clutch will partially disengage.