Anthony M Caldwell , OH March 19, 2022 Appliance: Roper Undercounter Dishwasher RUD4000MQ0 Roper Dishwasher Rud4000mq0: Broken impeller on dishwasher. How to replace Impeller. I ordered a new impeller kit from you. It arrived quickly. Thank you. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes