Elmer K Apache Junction , AZ November 23, 2014 Appliance: Model 417.98702891 Washer timer defective Replaced timer. Note, dryer timer and other control knobs simply pulled off. The washer control knob is threaded and has to be unscrewed to remove. All other repair procedures were as expected. Placed order on Sunday, received part Wednesday morning using standard FedEx shipping. Great service. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes