Peter M Wayne , PA December 10, 2016 Appliance: Model LRE3091ST F 11 error code on lg electric oven After F-11 Error Code the oven would not heat past 270 degrees F. Lower bake element appeared to be nonfunctional. Replaced the control board with the new one from AppliancePartsPros.com. Everything works great now! Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers