Alex S Menlo Park , CA December 15, 2017 The "timer control" would not advance A bit of internet research, which included watching two videos and then I order the parts. I ordered an extraneous Timer Knob Clip. But all told it was less than $20 including shipping and it took me less than fifteen minutes to do it all. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes