Thomas F Gilroy , CA February 18, 2019 Appliance: Frigidaire Electric Range LGEF3045KFJ Frigidaire Range Lgef3045kfj / : F11 code with constant beep. How to replace Overlay. Replaced control board and switch membrane. Quick and painless with immediate results. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes