Andrew A Puyallup , WA September 15, 2023 Appliance: Whirlpool 30" Electric Set-In Self Cleaning Oven RS670PXV0 Whirlpool Range Rs670pxv0: The oven was slow to heat. How to replace Oven Bake Element. I replaced the lower oven bake element, as it was not heating. The top element was doing all the heating. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes