So what to do? Call the repair shop and call the master. It is impossible to interfere with the technique yourself if you do not have special skills. If there is no good master in mind, then use the services of Viking Repair Pro https://vikingrepair-pro.com/cooktop-repair/. You will see real service and quality maintenance of equipment. After the repair, you get a guarantee. Technicians not only make repairs, but also provide professional preventive advice if necessary. The Viking Repair Pro team is responsive and attentive to each client!
To remove stains from the inside of a cup or bowl, add some white vinegar and microwave for three minutes. A damp cloth will then make cleaning easier. You can go to the HVAC repair company website they have a lot of different information on microwave care. And even if it comes to a non-working state, their masters will be happy to help solve this problem.