Daniel J Avon , IN July 13, 2014 Appliance: Maytag 30" Built-In Electric Oven Self-Clean Non-Convect MEW5530DDW18 Maytag Oven Mew5530ddw18: Sub standard original wiring was over heating and burning. How to replace Main Harness. I ordered a new upgraded wiring harness and replaced the original one. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes