Clive B Clearwater , KS December 06, 2022 Appliance: Maytag Electric Dryer MDE7400AYW Maytag Dryer Mde7400ayw: It was squealing on startup. How to replace Drum Support Roller. I replaced all the wheels. The two Drum Support Wheels (including the shafts) and the Tension Pulley. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours