Hose Dirty: Dishwasher Drain
The drain cycle usually lasts only 3-5 minutes. That isn’t enough time to scour a three-foot-long hose. Furthermore, dishwashers recycle water during the main wash. They don’t pull fresh water from the hose; they push dirty water out through the hose.
You run the dishwasher, it smells fine for an hour, but then a sour, rotting odor wafts up from the sink or the air gap. That is bacteria in the hose belching sewer gas back into your kitchen. dishwasher drain hose dirty
In short: A clean hose is a health necessity, not just a vanity project. You can call a plumber and pay $150, or you can do this yourself in 20 minutes. Here is the battle plan. The drain cycle usually lasts only 3-5 minutes