Sparking when the micorwave is turned on Pingwei L. • College Station, TX • December 11, 2014 Appliance: Model KENMORE MICROWAVE, 10 YEARS OLD My Repair & Advice We ordered the part and put it in. The microwave works again. This is the best solution to the problem. Otherwise, we have to order a new microwave with the trimming set to replace the old one. Was this review helpful to you?