Can you over tighten a belt tensioner? check this out | how to tighten belt tensioner pulley

A belt shouldn’t be over-tightened. Any bearing that the belt rotates on can be burned out by an over-tightened belt.

What happens if tensioner pulley is loose?

If the tensioner is loose the belts may squeak or squeal, especially when the engine is first started. If the drive belt tensioner pulley has any sort of issue it can cause unusual and accelerated wear on the belt. A bad pulley can cause fraying on the edges of the belt, and in severe cases can even cause it to break.

What happens if alternator belt is to tight?

If the belts are too tight, they can put a strain on the shaft (and its bearing) of the alternator, power-steering pump and even the water pump. It looks like the power-steering fluid level is getting low.

Why is my belt tensioner shaking?

Causes of Belt Tensioner Wobbling

In general, belt tensioners tend to get noisy when they fail. If your belt tensioner is chirping or makes other noises, it is often an indication that the part is old and needs to be replaced. You can even remove the belt, spin each pulley, and listen for rumbling or other noises.

Can I drive with a bad tensioner?

Driving with a bad belt tensioner is unsafe since the tensioner is meant to guarantee ample tension that powers accessories. Wear on the belt tensioner will eventually cause the belt to slip, generate loud noise, and also create an unsafe level of heat along the accessory pulleys.

Is belt tensioner supposed to move?

The tensioner arm should move smoothly and freely. Solution: If you notice a binding, sticking or grinding tensioner arm, the tensioner should be replaced.

What causes pulley misalignment?

It occurs when the motor for a pulley is either too far back or too far forward, resulting in the incorrect positioning of the motor. It can be fixed relatively quickly by changing the position of the motor to align the pulley again.

How do I know if my tensioner is too tight?

A normally tightened, or over-tight belt may chirp, even at an idle; it sounds like little birds, not a long squeel but short chirps. In this case, the belt is worn, infected with junk (oil, antifreeze, etc) or the pulleys it’s running across are not aligned (crooked or too far forward/backward from the others).

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