Black Gunk In Dishwasher Drain Hose ^new^

She reinstalled the hose, created a perfect high loop, and ran an empty cycle with a cup of bleach. When it finished, she opened the door. The inside smelled like a swimming pool—sterile and clean. She ran a second cycle with just water. Then she loaded the dinner dishes.

Reattach the hose (if removed). Place a large measuring cup full of water on the top rack and run a rinse cycle. Cancel the cycle after a few minutes to see if the water drains freely. black gunk in dishwasher drain hose

Fine particles that pass through the filter and rot in the hose. She reinstalled the hose, created a perfect high