what should psi be on pool filter

Author: Poolking - Swimming Pool Equipment Manufacturer

What Should PSI Be on Pool Filter?

If you are a pool owner, you probably know the importance of maintaining optimal pool water quality. A healthy pool requires a well-maintained filtration system, and a significant part of filter maintenance includes keeping an eye on the pressure levels of your pool filter. The PSI or pounds per square inch is a critical indicator of the efficiency of your pool filter. In this article, we will discuss what PSI should be on a pool filter and why it is important.

Understanding PSI on Pool Filter

The PSI reading on your pool filter indicates the level of pressure that the filter is under while the water is being filtered. This pressure typically increases as water passes through the filter. The higher the pressure level, the more efficient the filtering process. However, when the PSI reading is too high, it means that the filter is working harder than it should be, leading to decreased filtration efficiency and potentially damaging the pool equipment.

Ideal PSI for Pool Filter

The ideal PSI reading for your pool filter is dependent on various factors, including the size of the pool, the size of the filter, and the type of filter medium. In general, PSI levels should range between 10-20 PSI, although some pools with larger filters may have an optimal PSI range of 20-30 PSI.

Factors Affecting PSI on Pool Filter

Several factors can lead to increased PSI levels on your pool filter. These factors include:

1. Dirty filter media: When the filter media gets clogged with debris and dirt, it requires more pressure to push water through the filter, leading to an increase in PSI levels.

2. Clogged skimmer baskets or pump basket: When the skimmer baskets and pump baskets become clogged with debris, they restrict water flow, leading to increased pressure levels.

3. Backwash or cleaning requirements: Overusing backwash or cleaning cycles can lead to an increase in PSI levels. It is important to follow the manufacturer's instructions for proper backwash and cleaning cycles.

4. Wrong-sized pool pump: Using an undersized or oversized pool pump can lead to an increase in PSI levels. It is essential to use a pump that is the right size for your pool filter.

5. Other factors: Other factors such as blocked return lines, blocked main drains, and other obstructions to water flow can also increase PSI levels.

How to Check PSI on Pool Filter

Checking the PSI level on your pool filter is easy and can be done with a simple gauge. Here is how you can check the PSI level on your pool filter:

1. Turn off the pool pump: Ensure that the pool pump is turned off before proceeding.

2. Locate the pressure gauge: Look for the pressure gauge on your pool filter valve or pump and valve system.

3. Remove the gauge: Carefully remove the gauge from the valve or system by turning it counterclockwise.

4. Record the PSI reading: Write down the reading on the gauge precisely.

5. Replace the gauge: After reading the PSI level, carefully place the gauge back into the valve or pump system by turning it clockwise.

Conclusion

Keeping an optimal PSI level on your pool filter is essential if you want to keep your pool looking clean and healthy. When the PSI level is too high, it can lead to decreased filtration efficiency, increased energy consumption, and potential damage to your pool equipment. Regularly checking the PSI level on your pool filter will help ensure that your pool stays sparkling clean and is healthy for swimmers to enjoy.