This small check ball sits inside the dishwasher's drain pump or water inlet valve and acts as a one-way valve to prevent water from flowing backward through the system. It ensures water moves in the correct direction during wash and drain cycles. Replace this part if you notice water draining back into the tub after a cycle completes, the dishwasher isn't draining properly, or water is leaking from the pump area.
Do-It-Yourself Stories from Customers like You
Dishwasher needed a refresh Darron T. • Sherman , NY • April 17, 2017
I ordered new racks, volute and check ball, and new spray arms. Replacing the volute and check ball were the hardest things to do and they were fairly easy to change. The toughest part for me was finding my T15 torxdriver. After replacing these parts the washer operates much better with much higher pressure than what we were experiencing recently.
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