Anthony R Brooklyn , NY January 12, 2018 Appliance: Frigidaire Frigidaire/Laundry Center FGX831CS1 Frigidaire Washer Dryer Combo Fgx831cs1: Washer would not spin. How to replace Idler Pulley. The belt was off of the pulley and the idler wheel was worn out. I replaced the idler pulley and the spring and put the new belt on and the washer is working fine now. 14 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours