Mark C Captain Cook , HI September 01, 2018 Appliance: General Electric Electric Dryer DHDSR48EF2WW Ge Dryer Dhdsr48ef2ww: Dryer drum belt broken. How to replace Idler Pulley. Followed APP repair video and replaced, dyer drum belt, drum slides, idler pulley and drum bearing. Repair went smoothly with dryer operating like new. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours