Ted S West Chester , PA February 07, 2017 Appliance: General Electric Dishwasher PDW8700N00BB Ge Dishwasher Pdw8700n00bb: Several roller studs wore out and cracked and one roller fell on to the drying element and melted. How to replace Roller Axle. Replaced all roller studs and one roller. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes