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  1. Ahg2003

    How to enable Navicirc with Navien 240A2

    Thanks for the line diagram, that's how its connected right now. Looks like with 240A2, we don't have to enable thermal bypass valve. I have the switch inside the unit set to external and in the menu, recirculation type is set to external. It seems to be working fine. Our unit is outside and...
  2. Ahg2003

    How to enable Navicirc with Navien 240A2

    We have Navien 240A2 and I have just purchased navicirc. Navicirc installation manual has an instruction to turn ON option "P17 - Enable thermal bypass valve". I don't see that option on 240A2. Is there any updated navicirc installation document for 240A2. Even steps to enable R&D menu is...
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