If you get a sewer smell when you are using the dishwasher on a kitchen sink, it often means that the dishwasher filters needs to be cleaned or there is a blockage in the vent or the drain of the pipes inside the wall. Bad odors within dishwashers is a common occurrence and can develop overtime through regular use.,
Dirty Filter: If food particles that are trapped in a dirty filter are allowed to accumulate, they'll begin to decompose, creating a bad smell. Trapped Food Particles: Leftover food remnants can also collect in the dishwasher's gasket or in the corners of the tub, creating odor as they break down.
Use a DIY mixture of equal parts baking soda and vinegar to unclog the drain. Pour the solution into the basket at the bottom. Let it sit for 15 minutes. Finish by pouring hot water down the basket and running the rinse cycle.
The purpose of an air gap is to separate the hoses that connect the dishwasher and the sink to prevent wastewater from backing up into the dishwasher. If the main sewer line is blocked, the wastewater will back up into the dishwasher and cause dishes to be contaminated.
Run Empty Dishwasher Cycles with Vinegar and Baking Soda For the first cycle, place a bowl filled with distilled white vinegar on the top rack of the dishwasher, and run a normal cycle. Then, pour a cup of baking soda into the bottom of the dishwasher and run a second cycle. Now your dishwasher should be odor-free!Jul 2, 2019
A dishwasher that smells like eggs is often caused by a build-up of food particles, as most people are unaware that their dishwasher needs a regular clean. Another common cause is that wastewater from the dishwasher is not draining correctly because of an issue with the drain hose or air gap.Jul 7, 2021