Delia W Rialto , CA August 28, 2021 Center dial broke off A real easy job.Take off the three screws on the top back plate. Remove the five plugs to the center control device. Remove the two screws holding it in place. Put new piece in. That easy. The outer noob comes apart so I could remove the broken piece. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes