How to replace serpentine belts and idler pulleys?

How to replace serpentine belts and idler pulleys?

The alternator/PS pulley has a slightly wider surface area and the A/C pulley is skinnier. Now it’s time to install the new idler pulleys, new belts and tighten everything back down. Pulley installation is easy and the reverse of the removal steps. Keep center nut slightly loose while tightening the tension adjusting bolt.

What happens when you replace the idler pulley on a dryer?

This DIY dryer repair guide explains how to replace a dryer idler pulley. The spring-loaded idler pulley keeps the belt tight so the belt can grip and rotate the drum during the drying cycle. A worn or damaged idler pulley squeals or squeaks when the dryer is running.

How can I get to the idler pulleys?

To get to both idler pulleys, you’ll want to access the bottom of the engine. Begin by removing the splash guard – it’s just several screws holding it up, so dive in. Next, you need to identify which pulleys are the idler pulleys.

When to replace the idler pulley on a craftsman lawn mower?

Please try again later. This video provides step-by-step repair instructions for replacing the small flat idler pulley (or deck pulley) on a Craftsman riding lawn mower. The most common reason for replacing the small idler pulley are when it breaks, causing the blades to not cut. http://www.repairclinic.com/PartDetai…

When do you need to replace the idler pulley?

If it doesn’t, you probably need to replace the pulley. If you look at the belt when the car is running at idle, it moves quite smoothly along the system. When there is significant deterioration of pulley hardware, the belt moves from side to side. You will notice that it shakes or wobbles as it moves.

How do you replace idler pulley on Maytag dryer?

Push the idler pulley to the right to release tension on the drive belt. Release the drive belt from the drive motor pulley and pull it out of the idler pulley. Pull the idler pulley out of the bracket in the base of the dryer. Install the idler pulley on the bracket at the base of the dryer and thread the drive belt through the new idler pulley.

How can I tell if my idler pulley is frozen?

To confirm if your idler pulley is frozen, you have to slip the belt off the pulley. Before you start, make sure the engine is off and the keys are not in the ignition, just to make sure no one attempts to turn on the engine.

How do you install an idler on a dryer?

Pull the idler pulley out of the bracket in the base of the dryer. Install the idler pulley on the bracket at the base of the dryer and thread the drive belt through the new idler pulley. Push the idler pulley to the right and loop the drive belt over the motor pulley.

What happens if you have a bad idler pulley?

Bad spring-loaded automatic belt tensioner: Tension is essential to proper working of the serpentine belt. A tensioner is used to maintain tension and when it seizes up or wears, tension is lost. The belt may start slipping off the pulley or slip off completely. In both cases it causes the belt to wear out faster.

What happens to the idler belt when the car is running?

If you look at the belt when the car is running at idle, it moves quite smoothly along the system. When there is significant deterioration of pulley hardware, the belt moves from side to side.

Why does my idler belt make a squealing noise?

Squealing is generally caused by too much, unwanted friction on a surface where things should be moving smoothly.It is heard when the surface of the pulley is worn and is no longer smooth. Movement of the belt is still continuing so it repeatedly rubs on the surface.