One of the most common reasons your dishwasher isn’t draining properly is because of a obstruction in the drain line. This drain line, or drain hose, flows water out of the dishwasher tub after a cycle is completed. If the drain line is blocked, water can’t flow out of the tub. Call the Service Experts Heating & Air Conditioning pros at 321-428-7635 for plumbing services in Melbourne.