Recent content by manrose

  1. M

    Pentair MasterTemp 250 Display Not Working

    Thank you very much for your time and help, I really appreciate it! I'm going to try and clean all the pins and hopefully, that solves the issue. Once again, thank you!
  2. M

    Pentair MasterTemp 250 Display Not Working

    Thank you. I tried to flip the breakers labeled pool heater but it appears they are labeled incorrectly, or those were the breakers for the previous pool heater. I need to call someone in to determine the correct breakers. The heater is working now, the screen that displays the temperature...
  3. M

    Pentair MasterTemp 250 Display Not Working

    When I go to the breaker that is labeled pool heater there are two 120v connections. When I flip those nothing happens the heater is still drawing power because the pool heater indicator is green. This leads me to believe that they were mislabeled. no mice to my knowledge, we do live in Canada...
  4. M

    Pentair MasterTemp 250 Display Not Working

    We purchased the heater brand new when our old heater failed 2 seasons ago. It was the only thing we purchased, our pump was fine. It was installed by a qualified installer who is licensed. The Sticker says DC1823 Rev L. I contacted Pentair on Thursday, they told me that because they replaced...
  5. M

    Pentair MasterTemp 250 Display Not Working

    Update: When I went into the heater to try and trip the pins, I cleaned them. Went for a coffee, came back and the heater was on and working. Turned up the heat and the display showed 75, I turned it up to 82 and the heater is working, it's very warm and I can feel the warm water in the jets. I...
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    Heater1.jpeg

  7. heater 2.jpeg

    heater 2.jpeg

  8. M

    Pentair MasterTemp 250 Display Not Working

    Good Morning, The heater is only 2 years old. I had the circuit board replaced 8 months ago from Pentair, they replaced it "out of warranty" as the heater was only 15 months old at that point and provided no warranty on the replacement part. When I hold the "heater off" button and then turn it...
  9. M

    Pentair MasterTemp 250 Display Not Working

    Good Morning, Thank you very much for your prompt reply. I have just ordered a new membrane, thank you very much. Part of the membrane works "pool on" "heater off" buttons but it appears the small screen and everything else is not working. I am not 100% sure what you mean by other control...
  10. M

    Pentair MasterTemp 250 Display Not Working

    Good Morning Everyone, We opened our pool a couple of days ago with no issues. We went to turn up the heat yesterday and the display that shows the temperature is not displaying anything. I am able to press the "pool on" button and the green light will show up, however, nothing appears on the...