What if your pro line sand filter keeps blowing water out between the top and selector valve housing any ideas?

Here are a few potential causes for water blowing out between the top of your ProLine sand filter and the selector valve housing:

1. Faulty Clamp or O-Ring: Check the clamp that connects the filter top and the selector valve housing. Ensure it is tightened correctly and not damaged. Also, inspect the O-ring inside the clamp for any cracks or deformations. If the O-ring is compromised, it can cause leaks. Replace it if necessary.

2. Cracked Filter Top or Housing: Carefully examine the filter top and the selector valve housing for any visible cracks or damage. If you find any cracks, the filter will need to be repaired or replaced.

3. Incorrect Installation: Ensure that the filter was installed correctly according to the manufacturer's instructions. Improper installation can lead to leaks and other issues.

4. Excessive Pressure: Check the water pressure entering the filter. If the pressure is too high, it could cause the filter to leak at its weakest point, which could be the connection between the top and housing. Make sure the water pressure doesn't exceed the filter's recommended maximum pressure rating.

5. Damaged Internal Parts: If the issue persists and you ruled out the other possible causes, there could be a problem with internal components of the selector valve or filter top. It's recommended to consult a pool equipment professional for further inspection and diagnosis.