Kenmore Microwave 721.61102100 (72161102100, 721 61102100) Troubleshooting and Repair Help

We’ve put together a list of symptoms for Kenmore Microwave model 721.61102100 (72161102100, 721 61102100) below. The top two symptoms for 721.61102100 are "Won't start" and "No heat". Click on your symptom to see what causes it and how to fix it. With step by step instructions, repair info, and how-to videos, you’ll see just how easy it is to fix your broken 721.61102100 Kenmore Microwave.