Gene W Cedar Rapids , IA March 14, 2015 Appliance: Samsung Microwave SMH7185STG/XAA Samsung Microwave Smh7185stg/Xaa / : Broken samsung microwave door handle. How to replace Microwave Door Handle Assembly. I replaced the broken handle with new one from AppliancePartsPros. All needed replacement information was available at their website. I'm not a professional technician but have learned if you need high quality replacement parts as soon as possible - go with these folks. I ordered replacement handle Sunday PM and the new one was delivered to my front door Tuesday PM. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes