William T Easton , MD June 24, 2017 Appliance: Model GE JES1351WB Microwave arcing Replaced wave guide cover on my mom's microwave. I had previously done this on my own microwave. Five minutes work versus $150 for new microwave. Only tool I needed was pen knife. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes