Jon L San Ramon , CA October 02, 2016 Appliance: General Electric Home Laundry Combo WSM2700HBWWW Ge Washer Dryer Combo Wsm2700hbwww: Knob to dryer didn't turn and was broken. How to replace Timer Knob. Ordered new replacement part, put it back on, and it worked like a charm. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes