Search results

  1. B

    Raypak and howling

    The more I look at parts for the header, I'm wondering if the bypass is allowing too much water back into the output side and not enough water is flowing into the heat exchanger. I guess there is only one way to figure it out. I'm off to tear my heater apart!
  2. B

    Raypak and howling

    I started up my pool heater today and I started hearing a loud moaning sound. I did a bunch of research and everything pointed me to the unitherm governor being bad. I took it out and it wasn't snapped into the plug. Also, the gasket was pretty twisted and the governor had a small hole in it. I...