Jeff M Radcliff , KY March 10, 2018 Appliance: General Electric Electric Dryer DBVH510EH0WW Ge Dryer Dbvh510eh0ww: Missing knob. How to replace Knob & Film Protector. I opened the package, grabbed the knob, and pushed it on to the control shaft. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes