As an expert pool guide, I know how frustrating it can be when your pool filter is making noise. It is annoying and can also be a sign that something is wrong with the filter. In this guide, I’m going to provide you with information on what’s causing the noise, how to fix it, and how to prevent it from happening in the future. Whether you’re a pool owner or a pool contractor, you’ll find this guide valuable.
As a pool contractor on PoolGuide.com, here is how to fix a pool filter that is making noise: First, you should check the pump to ensure it is running properly. If it is not, it can cause noise. Second, you should make sure the filter is clean. If it is clogged, it can cause noise. Third, check the motor to ensure it is connected and running properly. If it is not, it can cause noise. Finally, you should check the housing to ensure no loose parts or cracks are causing noise. If you find any, you should replace or repair them.

How to Fix a Pool Filter That is Making Noise
As a pool contractor, I understand how frustrating it can be when your pool filter makes excessive noise. If you’re hearing loud noises coming from your pool filter, there are a few steps you can take to troubleshoot and fix the problem.
Check the Filter Housing
The first step is to check the filter housing. Ensure all the connections are secure and the housing is in good condition. If the housing looks worn or has loose connections, you may need to replace the housing entirely. You can do this by disconnecting the filter from the pump and removing the existing housing. Then, measure the diameter of the housing and purchase a new one that fits the same size. Once the new housing is in place, reconnect the filter to the pump and test it.
Check the Pump
The next step is to inspect the pump. Ensure the pump is clean and free of debris or obstruction. If something is blocking the impeller, remove it and check to ensure it is in good condition. If the impeller is worn or damaged, you’ll need to replace it. Is the pump clear, and the impeller is in good condition? You can move on to the next step.
Adjust the Pressure Setting
The third step is to adjust the pressure setting. The filter can make a loud, rattling noise if the pressure is too low. To adjust the pressure setting, turn off the pump, loosen the pressure valve, and rotate it until you reach the desired pressure. Turn the pump back on once you adjust the pressure, and test the filter.
Inspect the Filter Media
The fourth step is to inspect the filter media. If the filter media is clogged or dirty, it can cause the filter to make a loud noise. To inspect the filter media, remove the housing and clean or replace the filter media as needed.
Replace the Motor
The fifth step is to replace the motor. If the motor is worn or damaged, it can cause the filter to make a loud noise. To replace the motor, disconnect the filter from the pump, remove the existing motor, and replace it with a new one. Once the new motor is in place, reconnect the filter to the pump and test it.
Check the Piping
The sixth step is to check the piping. If the piping is clogged or has a leak, it can cause the filter to make a loud noise. To check the piping, inspect it for any signs of blockage or leaks. If the piping needs replacement, disconnect the filter from the pump, remove the existing piping, and replace it with new piping. Once the new piping is in place, reconnect the filter to the pump and test it.
These are just a few of the steps you can take to fix a pool filter that is making noise. If you follow these steps and still can’t get the filter to work properly, it’s best to call a professional for help.
Reasons Why a Pool Filter is Making Noise
Air Bubbles in the System
Air bubbles in the system can be one of the reasons why a pool filter is making noise. When water is being pushed through the filter, air bubbles can be pushed through the system. This can create a humming noise as the air bubbles travel through the system. It is important to ensure that there is no clog in the filter and that the water flows through the system correctly.
The Pump is Too Big
Another reason a pool filter may make noise is if the pump size is too large. If the pump size is too large, it will cause the water to move too quickly through the system. This can create a lot of turbulence, which can cause a humming noise. It is important to ensure that the pump size is appropriate for the pool size.
The Filter is Clogged
Lastly, a clogged filter can be one of the reasons why a pool filter is making noise. If the filter is clogged, it will cause the water to move too slowly through the system. This can create a humming noise as the water struggles to move through the filter. It is important to ensure the filter is clean and free from debris to ensure the water is flowing properly.
Common Ask Questions
What is a Pool Filter?
A pool filter is a device that helps to clean the water in a swimming pool. It works by circulating the water through a filter, trapping dirt and debris, and returning the clean water to the pool. The filter is typically powered by a pump, which can make noise as it runs.
What Causes a Pool Filter to Make Noise?
A pool filter can make noise for a variety of reasons. The most common noise causes are air bubbles in the filter, an unbalanced pump, or an old or broken pump. Other possible causes of noise include clogged or dirty filter cartridges, an uneven base, or an imbalanced filter lid.
How Can I Fix a Noisy Pool Filter?
The first step in fixing a noisy pool filter is to identify the cause of the noise. If the filter contains air bubbles, you should release them using an air release tool. Is the pump unbalanced? You should re-balance or replace it. Is the pump old or broken? You should replace it as soon as possible. You should replace clogged or dirty filter cartridges and place the filter on an even base and the lid balanced.
What Are the Benefits of Fixing a Noisy Pool Filter?

The most important benefit of fixing a noisy pool filter is that it will help to ensure that the pool water is properly filtered and that the pool remains clean and safe. Also, fixing a noisy filter will help reduce noise levels, making the swimming environment more pleasant.
What Should I Do if My Pool Filter Continues to Make Noise?
If your pool filter continues to make noise after attempting to fix it, you should contact a professional pool service to inspect the filter. A professional pool serviceman will be able to diagnose the cause of the noise and repair the filter. This ensures the pool water is properly filtered and remains clean and safe.
After researching this issue, I’m confident that I now have the knowledge to address the pool filter making noise. I’m confident that I can stop the noise and enjoy a peaceful pool by cleaning the filter and ensuring the right filter size.