The motor belt should be firm, giving no more than ½ inch when pressed. It should also be free of cracks and damage. To remove the belt, you will need a wrench and a replacement belt. Loosen, do not remove, the motor bolts. You only need them loose enough to move the motor and slacken the belt. Remove the belt and inspect it, replacing it with a new one if necessary. Belt: $4.00 to $6.00.
In a place like Chicago, having a well-maintained, properly-functioning furnace is vital to your comfort, and your wallet. With advances in technology over the past several years, furnaces have changed quite a bit. The standard furnace service of years past would pale in comparison to what’s needed to keep modern furnaces running at an optimal level.