Amana Dryer belt instalation

Remove the power to the unit and the bottom access panel. Remove the front bulkhhead where the drum sits on by undoing four screws one for each corner.Verify felt seal on exhaust fan cover is airtight on flange of duct. If seal is installed improperly air flow will be restricted which can cause poor dryer performance.Belt must be positioned around cylinder between center and rear bafflescrews with the ribbed surface against the cylinder. You gotta push up on the spring loaded idler pulley the easily slip on the belt to the motor shaft. make sure that the ribbed part of the belt wraps around the drum and motor shaft and not kinked.

I replaced the belt on my dryer and the tub turns, but I put clothes in the dryer it won't turn. I looked under the dryer and the belt has some slack in it. Is it my pulley or is my motor malfunctioning?