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    Jandy JXI 400NK heater high limit, check IGT and constant on/off

    I was having this issue with my Jandy JXI 400N heater that would constantly turn on, heat for a few minutes and then turn off and give a high limit, check IGT errors. I was able to fix the issue by just replacing the TRV valve. I originally got the part from Amazon and ended up being incorrect...
    • Pietro167
    • Thread
    • check igt high limit switch jandy 400 jxi heater thermal valve trv
    • Replies: 1
    • Forum: Everything Else
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