Technician arrived to perform a service call on a report of a motor failing upon inspection. Technician explained to Tucker that that is normal variable speed noise Sherri also had me look at the dryer due to since the dryer cleaning the dryer will no longer dry clothes after inspection technician took apart the vent in the attic, and found that it was impacted with dryer. Lint technician went ahead and finished the cleaning of the dryer vent and insured proper operation dryer is drying at this time.