Matt D Salisbury , MD May 08, 2015 Appliance: General Electric Washer Dryer Combo WSM2700WEWWW Ge Washer Dryer Combo Wsm2700wewww: Dryer had stopped heating. How to replace Washer Dryer Combo Timer. Replaced the heater unit because the heater coil had burned in two. The whole project took less that one hour. I also replaced the dryer timer since one of the cycles would not cool down as part of the process. 5 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes