William B Brockton , MA June 12, 2018 Appliance: Electrolux Gas Range FGGF3054MFH Electrolux Range Fggf3054mfh: Control board f 11 message. How to replace Overlay. Using your video instructions it was a very easy fix. Took me 15 minutes to replace the unit. The part arrived late Saturday and I couldn't find the correct gas flex hose until Monday. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes