Bruce P Hampstead , NC May 17, 2016 Appliance: Frigidaire Electric Range FEFL79JCB Frigidaire Range Fefl79jcb: Control/relay panel 'smoked' when i pressed the oven off pad. How to replace Clock Timer (Electronic Assembly). Replace the Control/relay panel assembly. I checked the oven elements and they were fine. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes