Dryer was not staring all the time and was loud smelled funny

Removed back cover, removed the lower and upper front cover, slid the top out of the way and removed drum . Uncliped motor,un-screwed the fan from the motor (left handed tread) read instructions as wiring was not identical recliped motor screwd on the fan plug in the wires according to the included instructions. installed the new rollers belt and Drum Reassembled the case. Plugged it in and the wife is drying cloths again. The old appliance works better than ever and is back to how quiet is was when we first got it.