Ted B Urbandale , IA November 14, 2015 Appliance: Model JB66WY2WW Stopped heating Oven stopped working. Could hear the control board cycling ..tested the continuity of the bake elements ..checked ok. Replaced the main control board. Turned on and worked perfectly . 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes