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  1. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Thanks for all the great advice, I am going to try it all this weekend and get back to you with videos, comments and things. You guys have helped out a lot.
  2. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    I will hook up the differential digital manometer again and show you all the connections. I never adjusted the gas valve to get the -0.2 in wc.
  3. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Sorry just getting back on here. They were set up correctly like on the diagram on the manifold side of the gas valve, not the inlet side.
  4. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Well I don’t think it was the tank, they filled it and changed it from a 1 stage to a 2 stage see video. Also in the video are the gas reading on the inlet side of the gas valve. Besides replacing the gas valve I don’t know what else it could be.
  5. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Thanks for the info, I think my tank should be plenty big enough. It ran fine last year and the year before that. My tank is not buried. I am going to have them come fill it. What I don’t get is I measured the gas pressure coming into the gas valve on a anolog manometer and it measured at...
  6. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    I got it in 2021 is when it was installed. Yes I don’t have the LED lights on the back of the panel like some models. you can see the display in my video. I just have one light that blinks when it’s trying to heat and stays steady when it’s lit. If I get any errors they come on the screen
  7. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Ok Ajw, I was thinking the same thing since it worked when the tank was at 60% at the beginning of the season? Can I increase the pressure myself on the gas gage, I seen where you do, I just don’t want to break anything or blow myself up of course.
  8. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    Thanks for the quick reply Chris, I know that light you were talking about on the Fenway ignition control module. I have a different model of control module that does not have that light. I attached a picture of the model I have. You can see where there is the red blinking light is supposed to...
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    IMG_6141.jpeg

  10. M

    Pentair Mastertemp 250 will not stay lit. It lights, but Shuts off after five seconds. Ignition Error message

    I have a Pentair MasterTemp 250 LP and I am having a Ignition Error when trying to turn the heater on the pool. I have had the heater going on four years, it worked fine last year and once I opened the Pool this year it worked one or two days and now it will not stay on. I have troubleshot just...