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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
  • 6740 Views
  • 0 replies
  • 6 kudos

Resolved! Wiring help - aux heat not working

Hello, I have the following configuration. I originally had a Trane thermostat. There are 2 jumpers in it that you can see (x2 to w2/1 and rc to r).https://imgur.com/a/o49CbvKI have an all electric system. My aux heat doesn’t appear to be working (I ...

Snekxuens by Community Member
  • 556 Views
  • 5 replies
  • 0 kudos

Resolved! Power connector in zoned condo

I live in a condo that has heat included. Each unit has a zone control valve with two wires connected to it (one black and one red). Can I use a Power Connector for my Nest thermostat and, if so, how does it get wired ?

Duano by Community Member
  • 999 Views
  • 14 replies
  • 0 kudos

compatibility check

I was advised to check for compatibility to see if my current setup will work with a nest. Everything looks clear except I have a few extra wires that I didn't see on the compatibility test. Please advise,

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dshuler12 by Community Member
  • 415 Views
  • 6 replies
  • 0 kudos

Resolved! Multiple Nest stats to taco sr503

What was the resolution to JayToomey's question in this thread? https://www.googlenestcommunity.com/t5/Nest-Thermostats/Wiring-nest-to-a-TACO-SR-503-zone-board/m-p/264812/highlight/true#M53800I have the same question. I am using a nest power connecto...

Dank by Community Member
  • 1228 Views
  • 15 replies
  • 0 kudos

No power to Rh wire E74

Error code E74turned the power on off, recharged nest 3rd gen thermostat, same: no power to Rh wiresolutions? It’s 53 degrees in the house

Nest Thermostat Wiring question

Hello, I am trying to replace an older Nest learning thermostat (wifi died) with a new Nest Model #G4CVZ. But the new model does not have the same number of wire blocks? What wire goes where? New NestNew NestOld NestOld Nest

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Nest Thermostat and Temperature Sensor

Hi all. I've just been given a T5000SF Temp Sensor (my son couldn't connect it to his 1st gen Nest). I have the 3rd gen "Learning" thermostat (Model "Display-3.7") running the latest firmware (5.9.5-2), hence him giving me the sensor. I have scanned ...

ADJenkins by Community Member
  • 307 Views
  • 1 replies
  • 0 kudos

Wiring Honeywell

Having trouble with wiring and need help to make sure system will work with existing Honeywell system. Tried several configurations, AC kicks on when heat selected. 

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PatrickH by Community Member
  • 243 Views
  • 3 replies
  • 0 kudos
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