Perry for Model Number LDS4821ST When removing drain hose from Dishwasher I notice a black rubber piece came out. Its round and is ~ 3/8 inch in diameter. It has the number 11 in the center. It has a ridge on both sides. Do I need it ? Is there a particular way it goes in? What's it purpose?
Answer Perry, That piece just prevents water from flowing back into the dishwasher. With a good air gap on the drain line under the sink you should be fine. Read More... Answered by AppliancePartsPros.com | Sunday, October 18, 2020