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Nest Thermostats

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Troubleshoot a W5 Code on Nest Thermostat Read more

Nest Renew: How do you save energy during the Holiday season? Read more

Forum Posts

Need help with setup? Troubleshoot common Nest Thermostat problems

Here are some steps I recommend to resolve issues during the setup of Nest Thermostats.Before trying these stepsMake sure you're using the correct app for setup. Need help checking which model you have? Use the Google Home app to set up the following...

David_K by Platinum Product Expert
  • 6875 Views
  • 0 replies
  • 6 kudos

Thermostat troubles need fixing

Problem with the upper and lower thermostats 1. lower thermostat gave E74 this morning (no power to Rh wire) now the temperature is 54 downstairs 2. upper thermostat since morning shows temperature is at 66 when the set temp is 76. Keeps showing the ...

Thermostat error E116

I have to bases and the one upstairs is showing a error E116 but the other one is fine, I still have heat, why is only one showing that msg

Boombast10 by Community Member
  • 1336 Views
  • 4 replies
  • 0 kudos

How to in C wire adapter to taco control board?

I bought 5 nest thermostats since my home has 5 heating zones. 4 out of the 5 have 2 wires only, RH and W. After installing the thermostats, the c- wire error appears. How do I install the c- wire adapter to my taco control panel?   

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Tiffanyle by Community Member
  • 330 Views
  • 3 replies
  • 0 kudos

Alternative heat trigger lower that 10

Why is 10 the lowest you can choose for the alternative heat to come on with a heat pump setup? I have a heat pump that heats down to negative degrees F and oil backup heat. Ild like to set it so the oil is used if the temperature gets down to 0 or -...

cplewis by Community Member
  • 199 Views
  • 1 replies
  • 0 kudos

Resolved! Nest Stuck at 44F

Our thermostat was set to 65F, very cold out last night ~0F, and read 65F. This morning it was still set to 65F, but read 44-45 (safety temperature 45F), and has read 44F all day. The screen is orange as if heating, but the temperature is not rising ...

Andy1234 by Community Member
  • 548 Views
  • 6 replies
  • 0 kudos

Honeywell to google nest

The compatibility checker said to post my current layout. Is this compatible?Y yellowG green R redC blueO/B orangeE whiteW2 brown picture wont post

Dcastro7 by Community Member
  • 337 Views
  • 3 replies
  • 0 kudos

Rh Rc seprate connections

See pics.Issue it not clear what to do with the 2 separate wires Rh & Rc only one connector RGoogle says they don't use jumpers. Do I twist both together and insert into the R? I understand that it only holds 1 wire or is there another connector that...

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MikeD1960 by Community Member
  • 450 Views
  • 5 replies
  • 0 kudos

No Heat! Thermostat thinks everything is fine

Had six hour power outage on December 15. I have no error messages woke up to no heat and cannot get the heat to come on nest thermostat says the equipment is working but I’m getting no heat. I reset the thermostat twice and still no heat I turned of...

Dp2020 by Community Member
  • 445 Views
  • 4 replies
  • 0 kudos
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