screeming noise when running

Cause 1

Drive Pulley

The drive pulley might be worn out, cracked, loose or bent. Remove the drive pulley and inspect it carefully. If the drive pulley is damaged or defective, replace it.

Cause 2

Pulley

The drive pulley might be worn out, cracked, loose or bent. Remove the drive pulley and inspect it carefully. If the drive pulley is damaged or defective, replace it.

Cause 3

Drive Belt

The drive belt might be defective. Over time, the drive belt can dry or burn out and starts to crack. Eventually, a piece of the belt can break off, causing the belt to make a loud noise whenever the motor is running. To determine if the drive belt is broken, inspect the drive belt. If the drive belt is broken or damaged, replace it.

Cause 4

Belt Kit

One of the drive belts might be defective. Over time, the drive belt can dry out and start to crack or burn. Eventually, a piece of the belt can break off, causing the belt to make a loud noise whenever the motor is running. To determine if the drive belt is broken, inspect the drive belt. If the drive belt is broken or damaged, replace it.