no it is a belt it fits onto a pulley and enables your fan to turn to keep your engine cooled.
Pulley
Pulley
Pulley
A fan belt is a type of simple machine that uses the pulley system. That is how the belt gets turned by the wheels.
A fan belt is a type of pulley system.
It could mean the beginning of the end for your belt or the idler pulley, have them both checked out.
You can tighten a fan belt by tightening the tensioner pulley. Pry to the left on the tensioner pulley and tighten it.
Loosen the tensioner pulley. Put the fan belt around the pulleys. Pry the tensioner pulley to the right until the belt is tight. Tighten the tensioner pulley nut.
A chain fan is not a pulley. A pulley is a wheel with a groove along its edge that a rope or belt can run along to change the direction of a force applied to it. A chain fan is a fan that uses a chain to operate the blades instead of a belt or direct drive system.
If it is a serpentine belt you replace the tensioner pulley
To get the serpentine belt off an engine fan, loosen the tensioner pulley. This pulley is the one with a bolt in a slot that can be adjusted. Then remove the belt.
you need to tighten your fan belt as it is moving and now slipping on the A/C pulley that you just turned on.