Lenora M Austin , MN March 28, 2015 Appliance: Maytag 27" Built-In Electric Oven Convection JJW9527DDS29 Maytag Oven Jjw9527dds29: I self cleaned the oven and didn't take the racks out no more shiny racks!. How to replace Rack- Oven. Bought new ones from you. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes