Emory D Chandler , AZ October 28, 2014 My microwave would not heat I ordered a new Asm-Magnetron from Applicance Parts Pros. Placed the order on Tuesday, got the part on Friday, installed it in less than an hour, and now the microwave is in working order again. 13 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes