Raymond S Lowell , IN December 05, 2014 Appliance: Maytag Gas Dryer MDG3706AWW Maytag Dryer Mdg3706aww: Maytag dryer no heat. How to replace Dryer Gas Valve Coil Kit. Replaced igniter and coil kit . Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes