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My issue is this. My brand new Hayward VS Pump will only prime correctly when in recirculate. When in filter mode it struggles to prime. There are a small amount of air bubbles out of the returns in filter mode but none in recirculating mode. Logic tells me that the spider valve is under...

Hi, Recently my pool step jets have stopped blowing air bubbles when I open the caps on the top of the stairs. Water comes out just fine and with plenty of force. This worked fine a week ago, now all of a sudden no air bubbles. Any ideas on what caused this? Thanks in advance Bill