What causes a pool pump from losing water pressure?

1. Clogged Impeller: The impeller, the spinning component of the pump, can become clogged with debris such as leaves, dirt, and small rocks. This obstruction reduces the pump's ability to move water effectively, leading to a drop in water pressure.

2. Air Leaks: If there are any cracks, holes, or loose connections in the plumbing lines, air can be sucked into the system. This air can create air pockets, reducing the water flow and causing the pump to lose pressure.

3. Faulty Check Valves: Check valves are installed in the plumbing lines to ensure proper water flow direction. If these valves become damaged or malfunction, they can prevent water from flowing correctly and cause a loss in pressure.

4. Low Water Level: If the water level in the pool is too low, the pump may not be able to draw enough water to maintain proper circulation, resulting in reduced pressure.

5. Damaged Seals: Worn-out or damaged seals in the pump can cause water leakage, leading to a loss in pressure. Regular maintenance and replacement of seals can help prevent this issue.

6. Incorrect Pump Size: A pool pump that is too small for the size of the pool may struggle to maintain adequate circulation and pressure, especially when multiple pool features, such as fountains, waterfalls, or jets, are in operation.

7. Inadequate Filter: A clogged or dirty filter can restrict water flow and reduce pressure. Proper cleaning and maintenance of the pool filter are essential to ensure optimal water circulation and pressure.

8. Leaking Pump: Look for any visible leaks in the pump body, unions, or connections. Leaks can cause the pump to lose water and pressure over time.

By identifying and addressing these potential causes, you can restore proper water pressure to your pool pump, ensuring efficient circulation and overall pool performance.