Larry L Santa Fe , NM March 14, 2017 Appliance: Maytag 30" Built-In Electric Oven Convection JJW9530DDS31 Maytag Oven Jjw9530dds31: The convection fan was squelling. How to replace Fan-Convct. Ordered replacement part identical to the bad convection fan. Received the replacement part and collected the tools I needed; Phillips screwdriver and needle nose pliers. Took about 30minutes. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes