Edwin C Hayward , WI November 26, 2016 Appliance: Whirlpool Electric Range RF385PXGN0 Whirlpool Range Rf385pxgn0: Electric elements not heating well drip pans rusty. How to replace Drip Pan. Replaced Elements and Drip pans. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes