Is the loop in the end of the drain hose at least 20" (50.8 cm) above the subfloor or floor?
Your dishwasher could be siphoning. Make sure to connect drain hose to waste tee or disposer inlet above drain trap in house plumbing and 20" (50.8 cm) minimum above the floor.
CLICK HERE for more information on connecting the dishwasher to the drain.
CLICK HERE to watch a video on how to connect the dishwasher to the drain.
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