How to Clean Your Washing Machine Filter

Understanding Your Washing Machine Filter and Why It Needs Cleaning

Most modern washing machines contain filters designed to trap lint, debris, and foreign objects before they damage the machine's pump or internal components. These filters work like a net, catching everything from loose threads to coins and small items accidentally left in pockets. Over time, the filter accumulates these materials and can become clogged, which reduces water drainage and may cause your washing machine to stop working properly.

Learn How California Car Titles Work and Mean →

There are typically two types of filters in washing machines: the drain pump filter and the inlet valve filters. The drain pump filter, located near the bottom front of front-loading washers, collects debris from the wash water before it exits the machine. Inlet valve filters are small screens located where the water hose connects to the machine and prevent sediment and mineral deposits from entering the water supply lines. Both types require regular maintenance to keep your washing machine functioning at its best.

A clogged filter can lead to several problems. Your washing machine may drain slowly or not at all, leaving clothes soaking in dirty water after the cycle ends. In some cases, error codes appear on the machine's display panel indicating a drainage problem. Bad odors can develop inside the drum because standing water creates an environment where bacteria and mold thrive. Additionally, a severely blocked filter forces the pump to work harder, which can shorten the machine's lifespan and lead to costly repairs.

Different washing machine brands and models have varying filter designs and locations. Front-loading washers typically have an easily accessible drain pump filter behind a small panel at the bottom of the machine. Top-loading washers may have filters in different locations depending on the manufacturer. Checking your washing machine's manual will show you exactly where your specific model's filters are located and provide diagrams for reference.

Practical Takeaway: Locate your washing machine's filter by consulting your owner's manual or searching online for your specific model number. Take a photo of its location and bookmark the manual's section on filter cleaning so you can reference it during maintenance.

Preparing Your Washing Machine for Filter Cleaning

Before you begin cleaning your filter, prepare your workspace and gather the necessary supplies. You will need towels or a shallow pan to catch water that drains from the filter area, a small brush with soft bristles, an old cloth or sponge, and possibly a small flashlight to see inside the filter compartment clearly. Some people find tweezers or needle-nose pliers helpful for removing stubborn debris. Check whether your machine's manual recommends any specific cleaning solutions; in most cases, plain water works fine, though vinegar or a mild detergent solution may help dissolve mineral deposits.

Free Guide to Pruning Clematis for Better Blooms →

Turn off and unplug your washing machine before beginning any maintenance work. This is a critical safety step that prevents electrical hazards. If your machine has a power button, press it to ensure the cycle has fully stopped and the drum is not spinning. Allow the machine to sit for a few minutes to ensure any residual water has settled. If your machine was recently in use, the water inside may still be warm.

Locate the access panel for your drain pump filter if you have a front-loading washer. This panel is typically located at the bottom front of the machine and may be held in place by a small latch or screw. Gently remove the panel and set it aside. Place your towels or shallow pan directly underneath the filter opening, as there will likely be water still sitting in the drain line. Some machines have a small drain plug or emergency drain hose that you can open first to release standing water before you access the filter itself.

For inlet valve filter cleaning, locate where your water supply hoses connect to the back of the machine. Shut off the water supply valves for both hot and cold water lines. You may need a wrench to loosen the hose connections. Have towels ready at this location as well, since water trapped in the lines may spill when you disconnect the hoses.

Practical Takeaway: Create a cleaning checklist based on your machine's manual that includes: turn off and unplug the machine, locate the filter, gather supplies, and position towels or containers. Keep this list near your washing machine for future reference.

Removing and Inspecting the Drain Pump Filter

Once you have positioned your towels and prepared your workspace, gently turn the drain pump filter counterclockwise by hand. The filter typically has a cap or knob-like top that you can grip. Turn it slowly and carefully, as water may still drip out even after you have opened the drain plug. If the filter is very tight, wrap a cloth around it to improve your grip, but avoid using excessive force that could crack the plastic. Some filters require you to pull outward slightly while turning, so check your manual for the specific motion required by your model.

Free Guide to New Mexico MVD Appointment Scheduling →

As the filter comes free, water will drain into the pan or towels below. Inspect the filter cup carefully and look inside the filter cavity of the machine. You will likely see a significant amount of lint, hair, dirt, and debris. This accumulation is completely normal and is exactly what the filter is designed to catch. In some cases, coins, buttons, or other small objects may be present. Set these items aside in a container. Coins and jewelry should be saved, as they may belong to you or other household members.

Examine the filter screen itself for damage. If you notice cracks, tears, or permanent discoloration that suggests chemical damage, the filter may need to be replaced rather than just cleaned. Check your machine's manual or search online for replacement filter part numbers if this is the case. Most replacement filters cost between $15 and $50 depending on the machine brand and model.

Look inside the filter cavity where the filter screws in. Use your flashlight to examine the rubber seal or gasket around the opening. This seal should be intact and flexible, not hardened or cracked. If the gasket appears damaged, it should be replaced when you install a new or cleaned filter to prevent leaks. Some washers have removable gaskets that can be purchased separately, while others have sealed cavities that may require professional service if damaged.

Practical Takeaway: When you remove the filter, place any coins or objects found inside into a labeled container. This helps you remember to look for items when friends or family use your washing machine, and it serves as a reminder to check pockets before washing.

Cleaning the Filter and Filter Cavity Thoroughly

Rinse the filter under warm running water while using your soft-bristled brush to gently scrub away lint and debris. Hold the filter with the screen facing downward and let water flow over it, using your fingers or the brush to dislodge stubborn material. Avoid using hot water from a kettle or boiling water, as this may warp plastic filters. Pay special attention to the screen mesh, making sure water flows freely through all areas. If lint is packed tightly against the screen, use your brush very gently to avoid damaging the delicate mesh.

Learn How to Stop Spam in Gmail →

For filters with heavy mineral or soap buildup, soak the filter in a solution of equal parts white vinegar and warm water for 15 to 30 minutes. This helps dissolve mineral deposits and soap residue that plain water alone may not remove. After soaking, rinse again under running water while brushing gently. Do not use bleach or harsh chemical cleaners on the filter, as these can damage the plastic and the filter screen material.

While the filter is out, clean the filter cavity inside the machine thoroughly. Use a damp cloth to wipe away lint and debris from the walls and bottom of the cavity. Get into the corners and crevices where lint tends to accumulate. A flashlight makes this easier to do completely. Some people use a soft vacuum hose attachment (on low suction) to remove loose debris, though this is optional. The goal is to remove anything that could recontaminate your clean filter or cause drainage problems.

Inspect the rubber seal or gasket around the filter cavity once more now that the area is clean. It should seat properly when you reinstall the filter. If you notice any visible cracks or hardening of the rubber, note this for potential future replacement. Wipe the outside of the clean filter dry with a cloth before reinstalling it, as this makes it easier to grip and turn into place.

Practical Takeaway: Set a timer for 15 minutes if you choose to use the vinegar soak method. While the filter soaks, use that time to wipe down the inside of the filter cavity and remove any accumulated lint from visible drain lines.