Google Nest Community

Pixil8 · 03-26-2022

Ok - so I've just purchased a v2 thermostat - and got it working from eBay - relay is working.Was disappointed to realise that the v2 only does heating but not Hot Water - but it's not a biggie.The SM400 had only the Call Heating and Call Hot Water c...

Pixil8 · 04-09-2022

Same here. It doesn't even update the clipboard with XML. I have two different weekly schedules for school term time and holidays.The only option is a screen shot and a good memory and lots of fiddliness.

Pixil8 · 03-28-2022

Ok - I think I've figured it out.If the Heating circuit is on, then the Hot Water circuit is on and can't turn off (ignoring thermostats).The controller doesn't have a HW Off connection which is the problem.So - I'll be connecting the Nest to the jun...

Pixil8 · 03-27-2022

Ok - the first question I need to get to the bottom of is: How does this system work with two controls to the timer - when a normal Y-plan needs three (HW On, HW off and Heating)?Either I dig deeper and decipher the rats nest of the wiring - or I tak...

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SwitchMaster400 and Nest Learning Thermostat v2 with an old Y-Plan valve heating system

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Re: SwitchMaster400 and Nest Learning Thermostat v2 with an old Y-Plan valve heating system

Re: SwitchMaster400 and Nest Learning Thermostat v2 with an old Y-Plan valve heating system