That musty smell wafting from your dishwasher. The puddle of murky water at the bottom of the tub after a cycle. The sudden "check water" light. These are not signs of a dying appliance; they are almost always signs of a .
Many modern code jurisdictions allow a "high loop" instead of an air gap. If you have the choice, a high loop is less prone to clogging. If you have an air gap, you must clean it every 6 months. dishwasher drain cleaning
By committing to a and a hose flush every six months , you will extend the life of your dishwasher by years, eliminate foul smells, and ensure that your "sanitize" cycle actually leaves your dishes clean. That musty smell wafting from your dishwasher