James P Summerville , SC November 15, 2014 Appliance: Model 628.4558252 Numbers were cleaned (wiped off) of my thermostat knob Ordered a replacement knob, your site was the only one I was able to find one that I could substitute since the one for my range is no longer manufactured. Tks. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes