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  1. JSS00

    Navien NPE240-A2 NaviCirc Confusion

    For whatever reason, Navien has conflicting information all over the place regarding the proper installation of the comfortflow/navicirc system. Do I still need to hook up the cold to the recirc port with a check valve above the tee if I am using an A2? The technical drawing from the NPE-A2...
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