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How To Clean Old Whirlpool Dishwasher Filter?


Over usage, your Whirlpool dishwasher could be exposed to food particles, hard water elements and more. When the dishwasher's filter and other parts are dirty. your unit can't clean dishes as effectively as they did. However, cleaning the dishwasher filter is an important part of it's maintenance. That cleaning helps to remove the unwanted clogging of small particles and food particles. So, learn how to clean old Whirlpool dishwasher filter and keep the dishwashing process steady and hygienic.

How to Clean Old Whirlpool Dishwasher Filter?

You should perform the Whirlpool dishwasher filter cleaning once or twice a month. Here are the steps required to clean an old Whirlpool dishwasher filter. Check them out now to make your task easier.

In manual cleaning dishwashers, you need to clean when you feel the grittiness, unpleasant odors or any food being left behind. However, for manual units, frequent cleaning would require.

While self-cleaning dishwashers, there is no need of an owner to manage frequently. However, before cleaning, you should know the type of unit through the owner's manual. If you find a removable cylindrical piece under the rotating arm, then consider it as a manual filter.

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Find the Filter Location and Remove it

To access the dishwasher filter, remove the lower dish rack. Now, you can see the bottom of the unit and check at the back corner of the tub, there you can locate the filter. It can be located near the base of the bottom spray arm. Turn the upper filter a quarter clockwise and take it out. After that, carefully lift and pull the lower filter forward for removal.

Some dishwashers come up with the triple filtration system. In these models, lower filter and upper filter assembly are placed.

Clean the Filter

Now, this is the time to clean your Whirlpool dishwasher filter. Pour water for some time over the filter for removing all sorts of debris.

Take a brush that is with soft bristles, dip it in diluted dish soap and eliminate the stubborn particles and hard water deposits.

You should avoid material such as a scouring pad, wiring brush, etc. to clean the filter as they will damage it. Also, check the other method for your dishwasher filter cleaning.

Warm water and vinegar are enough to clean the filter, Open the dishwasher door and let it operate for five minutes. Then, you have to wipe out all particles/ cruds from the filter and drain the water. Although, the filter should not be rinsed out.

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Replace the Filter

Once the filter cleaning has been done, you need to replace it in its position perfectly. The replacement is a very simple task so you don't need to be in a rush while doing it.

First, place the lower filter at the bottom of the dishwasher tub. After placing it correctly, it would be under the tubs entirely and the upper filter will come in line with the round opening quickly.

Now, it's time to return the upper filter, make sure the arrow on it is in line with the lower filter’s arrow. Turn the upper filter clockwise until it has stopped gliding in. If you notice any movement in this filter, it means that it has not been sealed correctly. So, check and readjust it in place.

Ensure that the filters are sealed properly. Don't run your Whirlpool dishwasher without confirming that the filter is locked. Loose filters may damage the dishwasher as well as the drain. Once the filter assembly replacement has been done, it will run smoothly and the dishwasher as well. However, it's a good thing to check the manufacturer's instructions before going to start filter replacing.

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How Frequently Do you Clean Whirlpool Dishwasher Filter?

If you wash before loading

  • Up to 14 loads per week: clean once a year.

If you scrape & rinse before loading

  • 1-7 loads in a week: Cleaning required once per year.
  • 8-14 loads per week: Clean twice a year.

If you do not scrape or rinse before loading

  • 1–3 loads per week: Clean for every month
  • 4–7 loads per week: Once per month
  • 8–12 loads per week: Clean every two weeks
  • 13–14 loads per week: Once a week cleaning is needed.

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