Google Nest Community

heat link dead

HelloMy heat link is dead. No signal of activity after several attempts of disconnecting/reconnecting. My old thermostat works perfectly fine when I replace the heat link, so it is not a power supply issue. We had the same issue in february of this y...

Nest Thermostat to Honeywell EIM

I want to replace my Honeywell thermostat that is only connected using 3 wires; Red, White and green to a nest thermostat. My gas furnace also has a heat pump. The thermostat wire runs from my thermostat to a Honeywell EIM. The wires are connect to p...

Nest compatability

Hi - just moved into a new flat - want to replace the existing towerstat RS thermostat with a Nest. Existing stat has red, yellow and blue wires. Looks like :Red (live) goes to 1Yellow goes to 3Blue to 4.Is it possible to swap this with a Nest? Thank...

Learning Thermostat help

Hi, I've recently moved into a rented property that has a nest thermostat, ive reset all the settings so the previous owners settings aren't on there anymore, but my history readings are all very high, they range from running from 14hrs a day through...

Switching between schedule and constant temp

I have a Nest Learning, 2nd Gen Thermostat hooked up to my boiler. As the boiler takes a while to heat up the house I can't use home/away so I have a schedule set in the app. This works most of the time, except when it gets really cold (around 0F or ...

Trane Air handler…

 i have normal 5 wires coming out of wall. why does air handler only have 3 wires (see 2 pictures of air handler above) and none on W heat terminals even though my heat worked fine when it was connected to honeywell thermostat…now changing to nest an...

Compatible ?

nest won't start up - blinks green

My Nest thermostat is blinking green with a black screen. first time setting up. has never turned on. I have tried to charge for several hours and still never turns on. blinked orange then green continuously for days and has never changed.

Eco system comes on when sleeping

I'm finding that at night my thermostat shows that I'm away even though it's set up to use my phone to show if I'm home or not. It goes into the ecosystem and I have to go into my phone app to tell it I'm home. It's doing this on its own and making m...

How to select which sensor to use on a thermostat via the API

The nest android app has the ability to switch the active sensor on a Nest Learning Thermostat -- but it appears that it is using an undocumented API to do this.If I am mistaken, then please point me at this documentation.If I am not mistaken, then p...