Charles L Leesburg , VA August 14, 2022 Appliance: LG Electric Range LDE3031ST Lg Range Lde3031st / : No heat. How to replace Terminal Insulator Assembly. Replaced Heater Element, took about 40 minutes to thread the new coiled element into the housing. Be careful with the Terminal Insulators, they are fragile and if overtightened they can crack. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours