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    Navien combi boiler and evohome opentherm problem

    Yes, they have been asked and are investigating.
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    Navien combi boiler and evohome opentherm problem

    Yes, Woseley's about a mile away. Either way it's easy to lay hands on that stuff. I am pondering whether to be a little more radical and purchase something like this so that I can inject commands in between the Honeywell gateway and the boiler. That should definitely work if nothing else does.
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    Navien combi boiler and evohome opentherm problem

    Small update : the evohome beta firmware does not solve the problem - to be honest there was no reason to suppose that it would, but it was worth a shot.
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    Navien combi boiler and evohome opentherm problem

    Forgive my pedantry, but doesn't the evohome control DHW temp - when using a temperature sensor on a HW cylinder ? I appreciate that this is an entirely different mechanism, but from a regular Joe point of view, if it can set DHW temp on a cylinder, it doesn't strike me as a huge leap for it to...
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    Navien combi boiler and evohome opentherm problem

    The version I'm on is the latest according to Honeywell as of Apr 13 2020 : https://ensupport.getconnected.honeywellhome.com/s/article/How-to-check-the-firmware-on-the-evohome-WIFI-controller?language=en_US How can I get a newer version ? I know there's a beta test going on but I can't find...
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    Navien combi boiler and evohome opentherm problem

    Yes, I considered Intergas. There is one authorised Intergas installer and no authorised Atag installers as far as I am aware in this part of the UK (N Ireland), and furthermore, local plumbing warehouses do not seem to stock these boilers or their spare parts. It's a shame because I really like...
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    Navien combi boiler and evohome opentherm problem

    It's on Application version 02.00.17.03 and Wifi version 02.00.17.00. I see that there is talk of a new evohome firmware release coming along imminently. I wonder if it will solve this ..
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    Navien combi boiler and evohome opentherm problem

    Hi all, I just had a new Navien NCB-34WDLE boiler installed to replace my 11 year old Ferroli Optimax HE31C unit. The Navien was recommended to me by a trusted gas engineer, and a few hours reading the literature and testimonals confirmed the choice. The unit does seem very solid and well made...
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