William B Medley , FL April 25, 2020 Appliance: Whirlpool Laundry System WET3300XQ0 Whirlpool Washer Dryer Combo Wet3300xq0: The tension arm for the belt on the dryer broke. How to replace Whirlpool Drive Belt. Got a new arm and wheel and change the old one out. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes