Charles H Prestonsburg , KY October 25, 2016 Appliance: Frigidaire Electric Range FEF450BWC Frigidaire Range Fef450bwc: Large burners would go to high when turned on. How to replace Coil Surface Element. Replaced infinite switch on large burners and just went ahead and replaced the infinite switch on the small burners while I had it apart and installed all new surface elements as well...parts were shipped the next day and I received them within 2 days... 11 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes