Jose I Harlingen , TX December 22, 2018 Appliance: Samsung Dryer DV42H5200EP/A3-0000 Samsung Dryer Dv42h5200ep/A3-0000 / : Loud banging loose sounding. How to replace Dryer Drum Support Roller Assembly. I changed 1 front and 1 rear roller. I also had to change out the idler wheel. I missed it the first look over, so I had to overnight that as well. Videos were perfect in taking machine apart, and reassembling. Do-It-Yourself Rating: Repair Time Estimate: 2+ hours