Which way does a fan clutch come off?

Which way does a fan clutch come off?

Next we installed a large crescent wrench onto the fan clutch nut. Then we hit it with a hammer to loosen the fan. If you are ever wondering which way to loosen the fan nut (some are reverse thread) it will always loosen in the same direction as the fan turns when the engine is running.

How do you change a fan clutch?

Part 1 of 1: Replacing your fan clutch

1. Materials Needed.
2. Step 1: Checking your fan clutch for problems.
3. Step 2: Remove the fan shroud.
4. Step 3: Remove the fan.
5. Step 4: Rock from side to side.
6. Step 5: Remove the bolts.
7. Step 6: Install the new fan clutch.
8. Step 7: Tighten the bolts.

Should a fan clutch spin freely when cold?

If you try to spin the fan, the fan is tight and will not spin freely even when cold. In fact, it’s just as tight when it’s cold as it is when it’s hot. If the fan rotates more than five times, you can bet the clutch is bad.

How do I know if my fan clutch is going out?

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.

Do I need to replace my fan clutch?

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. Fan speed does not increase until engine is excessively hot.

What happens if fan clutch goes bad?

A bad fan clutch may not engage properly or at all, and as a result, will disable the fans or prevent them from working at maximum efficiency. This may result in the engine overheating, which will lead to more serious issues if left unattended.

How does a clutch fan work?

A thermal clutch fan operates using silicon fluid as a viscous coupling medium. As your engine heats up, the thermal spring on the front of the clutch expands, which opens a valve allowing the silicon fluid to drive your clutch at an increased RPM. …

What does a fan clutch reduce?

A fan clutch is a thermostatic engine cooling fan that can freewheel at low temperatures when cooling is not needed, allowing the engine to warm up faster, relieving unnecessary load on the engine. As temperatures increase, the clutch engages so that the fan is driven by engine power and moves air to cool the engine.