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  1. C

    Old Raypak Versa 265b heater goes on and off when heating spa, but stays on when heating pool. Temperature sensor or Unitherm Govenor??

    Hi, thanks Allen. I updated my profile. I have a A.O Smith 1.5hp pump and a Pentair 150sqft cartridge filter. I just cleaned it the other day. I'll check the pressure tomorrow and get back to you, as i just glued in some new pipe to replace an old portion and am waiting for it to dry thanks!
  2. C

    Old Raypak Versa 265b heater goes on and off when heating spa, but stays on when heating pool. Temperature sensor or Unitherm Govenor??

    Hi, I have an Old Raypak Versa 265b pool/spa heater that I hadn't turned on in over a year. I started it up the other day and it was fine, but heats the spa for about 10 mins then starts turning on and off every 5 mins. If I heat the pool with it, its stays on just fine, which leads me to...