Anthony M Conshohocken , PA August 29, 2018 Appliance: Model JE1590SC001 In convection oven mode the fan sounded like it was grinding up bones The problem was solved by replacing the circulator motor. Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Nut Drivers, Screwdrivers