how to change sand in sand pool filter

Author: Poolking - Swimming Pool Equipment Manufacturer

Are you tired of cloudy pool water? Does your sand pool filter need a refresh? It’s time to learn how to change the sand in your sand pool filter. Don’t worry, it’s not a difficult task, and with the help of our guide, you’ll be back to crystal-clear water in no time.

What is a Sand Pool Filter?

A sand pool filter, as the name suggests, uses sand as the filtering media to clean and clear debris from pool water. The filter works by allowing the pool water to pass through the sand, which traps debris and other unwanted particles while returning clean water to the pool.

Why Change the Sand in a Pool Filter?

Over time, the sand in the filter becomes clogged with debris and particles, reducing its effectiveness in cleaning the pool water. Replacing the sand in the filter will restore its efficiency, allowing it to clean your pool water more effectively.

When Should You Change the Sand in a Pool Filter?

There’s no set time frame for replacing the sand in a pool filter, as it depends on several factors, such as the size of your pool, the frequency of use, and the quality of the water. However, it’s recommended to change the sand in your filter every five years for optimal performance.

Step-by-Step Guide: How to Change Sand in a Sand Pool Filter

1. Turn Off the Pool Pump

Before you start working on your pool filter, turn off the pool pump to prevent any potential accidents. Also, disconnect the power cable to ensure that the pump won't turn on while you’re working on the filter.

2. Release the Pressure

After turning off the pump, release the pressure in the filter by opening the air release valve. This will release any built-up air pressure in the filter, making it easier to work on.

3. Open the Filter

Locate the filter’s cover screws and use a screwdriver to remove them. Then, lift the cover off the filter to reveal the sand bed. Be sure to keep the cover and screws in a safe place for use later.

4. Remove the Sand

Now it’s time to remove the sand from the filter. Using a plastic cup, scoop the sand out of the filter bed and transfer it to a bucket or other container. Be careful not to damage the underdrain assembly or laterals while removing the sand.

5. Clean the Filter

After removing the sand, use a garden hose to clean the filter tank thoroughly. Scrub the sides of the tank with a soft-bristled brush to remove any remaining debris or particles. Once the tank is clean, inspect the underdrain assembly, laterals, and other parts for damage or wear and tear, and replace if necessary.

6. Add New Sand

After cleaning the tank and other components, it’s time to add new sand to the filter bed, following the manufacturer's recommendations. Be sure to use only high-quality pool filter sand, as other types of sand may not filter effectively.

7. Reassemble the Filter

Once you’ve added the new sand to the filter bed, reassemble the filter components in the reverse order of how you disassembled them. Replace the gasket and O-ring if they show any signs of wear and tear, and don’t forget to tighten the screws and nuts securely.

8. Start Up the Pool Pump

After reassembling the filter, turn on the pool pump and let it run for a few minutes to ensure that all components are working correctly. Be sure to check for any leaks or abnormalities in the system.

Conclusion

Maintaining your pool filter is essential to keep your pool water clean and healthy. Changing the sand in a pool filter is a relatively simple task that can be completed with just a few basic tools and knowledge. Remember, always follow the manufacturer's instructions, and replace any damaged or worn components for optimal performance of your pool filter.