Michael D Richmond , VA December 02, 2014 Appliance: General Electric Microwave SCB1001MSS001 Ge Microwave Scb1001mss001: Microwave started to smoke and didn't heat food. How to replace Magnetron. After some initial research, determined that the magnetron was defective. I ordered from AppliancePartsPros.com on a Friday morning and the part was here the next morning. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes