jblack's latest activity
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Jjblack replied to the thread Wiring smart stat to Viessman Vitodens 050.Yes. Using Opentherm.
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Jjblack posted the thread Wiring smart stat to Viessman Vitodens 050 in Plumbing and Central Heating.Hi I’m trying to wire a Honeywell T6R smart stat to a new Viessman Vitodens 050 combi. Can anyone tell me if the link in block 96 needs...