Joseph S. M Mooresville , NC October 18, 2015 Appliance: Whirlpool Electric Dryer WED6600VW0 Whirlpool Dryer Wed6600vw0: Idler pulley. How to replace Dryer Idler Pulley Assembly. Followed the instructions found on your website and watched A few YouTube videos Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes