high pump pressure low water flow

26,000 Gal in ground chlorine pool with liner. Running a Hayward S244T Filter, 1hp pump, Hayward CL200 chlorinator. Been dealing with high filter pressure for the last 2 weeks. Filter & Recirculate - 22lbs Backwash & Rinse - 11lbs Pool jets are very weak - I can isolate each skimmer and...

I just installed an 18ft round 52in deep pool with frog cycler and sand filter I believe crystal bay. Pressure on filter is constant around 15psi but the return water flow is really low. When I first turned the pump on the return was crazy strong but throughout the week I noticed it has gotten...

Dear pool professionals, In the positions of Multi-Valve, Recirculation, Waste, Rinse, Backwash, water flow (in and out ) is great. No leaking in any valves, pipes, and so on. However, in the position of Filter, water flow looks OK for 5-10 minutes and then the pump pressure goes up around 25...