Recent content by GarryW37

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    Replacing Honeywell Timer & W/less Stat with Hive - wiring question for Viessmann Combi set up

    All done in 30 minutes, thanks for the support on the wiring :)
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    Replacing Honeywell Timer & W/less Stat with Hive - wiring question for Viessmann Combi set up

    I think I'm leaning towards Hive (now picked it up from Screwfix) although I know it's shortcomings, it looks like a simple install and per ericmarks post, we won't be forking out for smart valves, will just leave the standard TRV's to do their job for now. House isn't massive, no different...
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    Replacing Honeywell Timer & W/less Stat with Hive - wiring question for Viessmann Combi set up

    Thanks ericmark, your message reflects a conversation I’ve had just last night with my plumber who has recommended the Drayton Wiser partly because it is Opentherm compatible. I’ve looked into it and it appears that not all OT boilers work with all OT stats, so that’s a question he and I can’t...
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    Replacing Honeywell Timer & W/less Stat with Hive - wiring question for Viessmann Combi set up

    Many thanks Stem and RandomGrinch - much appreciated and fair point about the loose stands(y)
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    Replacing Honeywell Timer & W/less Stat with Hive - wiring question for Viessmann Combi set up

    I'm going to replace a Honeywell ST9120C Timer and Wireless Thermostat with the new Hive Mini. It would be great if someone could confirm required wiring set up for the following:- Viessmann Boiler is Vitodens 111-W Combi Boiler Current Honeywell is wired per the first photo and the boiler...
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