William D Browns Mills , NJ September 20, 2014 Appliance: Maytag Gas Dryer HYG3657AWW Maytag Dryer Hyg3657aww: The dryer wasn't heating up. How to replace Dryer Gas Valve Coil Kit. Replaced the solenoids and the cycle sensor. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes