Cd C Fort Myers , FL February 01, 2022 Appliance: Whirlpool 30`` Free Standing Electric Range Self-Clean Convection WFE714HLAS0 Whirlpool Range Wfe714hlas0 / : Two large burners would only work on high. How to replace Infinite Switch (Lf). I ordered the element switch for each burner. They arrived in 1 day! The process to replace them was easy. Just remove the back cover of the stove. Find the ones not working, unplug them, plug in the new ones, and it's done. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes