How to Clean Your Dishwasher Filter: A Step-by-Step Guide

Learn how to clean your dishwasher filter step-by-step for optimal performance and spotless dishes. Easy maintenance for a fresher dishwasher.

By
Kris Escueta

Keeping your dishwasher filter clean is crucial for sparkling dishes and a smoothly running appliance. Neglecting this simple task can lead to poor performance and even funky odors. Ready to get started? In this step-by-step guide, we’ll walk you through cleaning your dishwasher filter, ensuring it’s free from food particles and debris. With just a few supplies and effort, you’ll keep your dishwasher in top shape and your dishes gleaming.

1. Gather Your Supplies

Before you start cleaning your dishwasher filter, you’ll need to gather a few simple supplies. Having everything ready will make the process quick and easy. Here’s what you’ll need:

  • Warm Water: You’ll use this to rinse and clean the dishwasher filter. Warm water helps dissolve any built-up grime or food particles.
  • Mild Detergent or Dish Soap: A small amount of a gentle, non-abrasive cleaner will help remove stubborn debris from the filter.
  • Soft Brush or Old Toothbrush: These will come in handy for scrubbing the filter and getting into all the nooks and crannies.
  • Sink or Large Bowl: You’ll need a place to soak and clean the filter, so a sink or large bowl will work well.
  • Vinegar (optional): For a deeper clean, soak the filter in a vinegar solution. Vinegar helps cut through tough grease and mineral deposits.

Having all these items ready to go before you will make cleaning your dishwasher filter much smoother and more efficient. But why is it important to clean the dishwasher filter first?

The filter is crucial to your dishwasher, trapping food particles, debris, and hard water buildup. Over time, this can clog the filter and reduce the dishwasher’s efficiency. Regularly cleaning the filter helps maintain optimal performance and ensures your dishes come out sparkling clean every time.

2. Locate the Dishwasher Filter

Do you know where your dishwasher filter is? Most people don’t, but it’s important to find it to keep your dishwasher running smoothly. The filter’s job is to catch bits of food and gunk so your dishes come out nice and clean. If you don’t clean the filter, your dishwasher might start to smell funny or not clean as well as it should.

So, where is this mysterious filter? You’ll find it in most dishwashers at the bottom, under the lower rack. It might be tricky to spot at first, but don’t worry! Just follow these steps:

  1. Pull out the bottom rack so you can see the dishwasher floor.
  2. Look for a round or square piece that looks slightly different.

Once you’ve found the filter, you’ll need to remove the bottom rack to access it. This is usually pretty easy—most racks just lift right out. If you need help with removing yours, check the dishwasher manual or look for little clips or buttons holding the rack in place.

3. Remove the Filter

You’ll need to locate the filter. It is typically found at the bottom of the dishwasher, usually under the lower rack. To access it, you’ll need to pull out the bottom rack. This may require gentle maneuvering, but it should come out easily.

Now, it’s time to remove the filter itself. Depending on your dishwasher model, the process may vary slightly, but generally, you’ll want to:

  1. Twist the upper filter assembly counterclockwise and lift it out.
  2. Gently lift and pull the lower filter forward to remove it.

If you need clarification on the specific steps for your dishwasher, be sure to check the user manual. Manufacturers may have slightly different instructions, so it’s always a good idea to refer to the guide that came with your appliance.

4. Clean the Dishwasher Filter

The dishwasher filter traps food particles and debris from circulating throughout your dishwasher. Over time, this buildup can clog the filter and cause poor performance. Regular cleaning keeps the filter working properly.

Follow these steps to clean the dishwasher filter:

  • Rinse the filter under warm water. This removes any loose food bits or grime.
  • Use a soft brush or old toothbrush to scrub the filter. Gently scrub away any stuck-on food or hard water buildup.
  • Avoid wire brushes or scouring pads. They can harm the filter.
  • For tough stains, soak the filter. Fill a sink or bowl with warm water and vinegar. Let the filter soak for 30 minutes. This dissolves hard water deposits.

Some tips for effective cleaning:

  • Focus on the inner mesh screen: This fine mesh traps tiny food particles. Give it a good scrub to remove buildup.
  • Work gingerly around plastic parts: Take care not to damage any plastic filter components.
  • Rinse thoroughly after cleaning: Make sure no debris remains before replacing the filter.
  • Air dry the filter before replacing: Don’t reinstall a wet filter. Water from a wet filter could leak into the dishwasher.

5. Reinstall the Dishwasher Filter

A clean filter helps keep your dishwasher running smoothly. Follow these steps to reinstall your dishwasher filter properly:

  • Insert the lower filter: Place the lower filter back into the bottom of the dishwasher tub. Make sure it fits securely under the tabs.
  • Lock the upper filter in place: Put the upper filter assembly into the circular opening. Twist it clockwise to lock it in place.
  • Confirm it is secure: Try gently tugging on the filter to ensure it is correctly and securely installed.
  • Replace the bottom rack: Slide the bottom rack back into the dishwasher on top of the newly installed filter.
  • Take your time: Rushing can lead to an improperly installed filter.
  • Double-check your work: Run a short rinse cycle and inspect that no water leaks from the filter area.

6. Test Cycle After Filter Cleaning

Cleaning the dishwasher filter is an important maintenance task. Afterward, it is crucial to run a test cycle to ensure everything is working correctly.

Here are some tips for the test cycle:

  • Run the hottest wash cycle: Choose the longest, hottest wash setting. This will give the filter a rigorous first test, and the high heat will also help sanitize the dishwasher interior.
  • Add vinegar to the cycle: Pour a cup of vinegar into the bottom of the empty dishwasher before starting the test cycle. The vinegar disinfects and removes odors.
  • Check for leaks: Watch the initial fill and drain steps carefully to spot water leaking from the filter area. Leaks indicate the filter may be improperly installed.
  • Confirm the filter stays put: Peek at the filter mid-cycle to ensure it remains securely in place and has not dislodged.
  • Inspect cleanliness after: Does the interior look fresh and odor-free? If not, run a second test cycle with more vinegar.

Also, read How to Diagnose and Fix Common Dishwasher Pump Failures

Conclusion

Regularly cleaning the dishwasher filter is essential for optimal performance. Following the steps to remove, clean, and replace the dishwasher filter takes some time but pays off in the long run.

Here are some key takeaways:

  • Locate and remove the filter carefully. There may be plastic tabs or twist locks securing it.
  • Scrub away debris with a soft brush and warm water. Target the fine inner mesh screen.
  • Soak in vinegar solution for tough, hard water stains. Rinse thoroughly afterward.
  • Reinstall the filter slowly and confirm it locks into place securely. Tug gently to double-check.
  • Always run a hot test cycle afterward to verify the proper filter function.

Cleaning the dishwasher filter prevents bigger problems down the road. Clogged filters can lead to leaks, poor washing performance, and bad odors.

Following the steps outlined above keeps your dishwasher running optimally for years. The small time investment pays off with cleaner dishes and fewer repairs needed.