One of the most common reasons your dishwasher refuses to drain correctly is because of a obstruction in the drain path. This drain line, or drain hose, moves water out of the dishwasher tub after a cycle ends. If the drain line is obstructed, water won’t flow out of the tub. Get in touch with the Matz-Rightway pros at 631-406-9220 for plumbing services in Long Island.