How to clean a dishwasher

Filters, spray arms, seals and the hidden clean cycle. 8 tips, newest first.

FAQ

What's the safest way to clean a dishwasher?

Never mix cleaning products. Bleach plus ammonia, vinegar or other acids releases toxic gases. Use one product at a time, rinse between them, ventilate, and unplug appliances before you clean them.

How to use rinse aid in a dishwasher?

The rinse aid compartment usually has a dial from 1 to 6. Fill it, then turn the dial up a notch if glasses spot, or down if they streak or leave foam.

How to fix a dishwasher that smells?

The smell usually comes from a dirty filter, food in the door seal, or a drain hose that's kinked. Clean the filter and seal, then run a hot empty cycle.

How to clean dishwasher spray arms?

Spray arms clog with seeds, glass and limescale. Unclip them, poke the holes clear with a toothpick, rinse, and refit.