To unclog the drain hose, remove the drain hose from both the dishwasher and the sink drain and clean it out. The drain hose is most commonly clogged near the garbage disposer or dishwasher drain branch tailpiece. The check valve prevents water from returning to the dishwasher after it has drained. Is your dishwasher not draining? The chances are, you might have a clogged drain. Over time all of the food and scraps we put into our washer will back up . How can you tell if your dishwasher is clogged? If it's not draining very well or if an inch or more of standing water consistenly collects in the bottom of the tub, . 8 thg 8, 2005 - 'Whirlpool Gold Quiet Wash Plus' model #: GU940SCGQ2 Won't drain. Quite a bit of water sitting in the bottom of this 5 year old dishwasher. 31 thg 8, 2014 - One of the most common problems that occur with a dishwasher is that it will have standing water in the . Your browser does not currently recognize any of the video formats available. . Allow the water to drain into the bucket or container if any exists within the plumbing. . How to Make Money as a Realtor. It offers both built-in and portable dishwashers. A common issue amongst all of these dishwashers is that they don't drain properly. You can commonly fix this .