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I have a 3HP Intelliflo VS pump that is about 6 years old. It just recently started failing at low speeds. The pump will attempt to turn on and prime, then when it switches from priming to low speed mode (1600rpm), it will do fine for maybe 10-20 seconds, then it starts vibrating a little...

We've got a set of FAFCO solar water heater panels on our roof that came with the pool when we bought the house a little over a year ago. At that time, we were getting good flow through the system, including the solar panels. Over the last year, we've noticed that the flow through the solar...

First, some history: We have a 23K gallon pool in southern CA that came with the house we bought a year ago. The SWG is an ESC48, and it was not working when we moved in. After getting the pool chemistry right, and checking things out, we found that the cell was clogged with calcium. I...