John F Keysville , VA January 18, 2015 Appliance: Whirlpool Electric Range RF396LXEQ0 Whirlpool Range Rf396lxeq0: Burner temperature was out of control. How to replace Infinite Switch (8" & 9" Surface Element). Installed a new burner switch Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes