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Nest Thermostats

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Troubleshoot a W5 Code on Nest Thermostat Read more

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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
  • 5114 Views
  • 0 replies
  • 5 kudos

Cannot setup Nest thermostat with power connector

I've successfully installed three Nest thermostats already, using the 3-wire cables that I ran for my heat-only furnace. But I'm having trouble with using the Google power connector to the fourth one (using 2-wire cable). During app setup, I indicate...

RB56 by Community Member
  • 1393 Views
  • 15 replies
  • 0 kudos

Nest Thermostat Wiring

I just purchased a Nest Thermostat and it seemed to be working fine until today. I noticed I got a N260 error. I only have hot water radiators for heat. I have 2 wires at the thermostat. The red one is positive and the white is negative at the heater...

jgscuba1 by Community Member
  • 563 Views
  • 13 replies
  • 0 kudos

Heat link 3rd generation is dead

I have had 2 nest 3rd generation professionally installed in June 21 by my energy provider company. Today one of the two heatlink died, no more,lights despite having power feed. I power cycle the heating circuit breaker not to avail as only the secon...

Bidours by Community Member
  • 267 Views
  • 5 replies
  • 0 kudos

Temperature Sensor Incorrect on Nest Thermostat

I have seen older posts but they are now locked, so reposting.I recently installed a second Nest thermostat (first one stopped working). Just like the first one, this one reads several degrees higher than the actual temperature (e.g., it is 65 degree...

scottl12 by Community Member
  • 563 Views
  • 6 replies
  • 0 kudos

Nest Compatibility - W/E

When checking if our current system is compatible with the Nest, we noticed that we have a wire labeled W/E, but this was not an option on the website. Would selecting just W cause any issues with our system? Does the E really impact anything? Is the...

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Can't connect to nest temperature sensor

Bought a house with a nest system installed. I am connected to the nest thermostat but I cannot connect the nest temp. Sensor because it's already connected to another account. I have removed the battery for 5 min to an hour to reset as I have read h...

Haden by Community Member
  • 515 Views
  • 4 replies
  • 0 kudos

Control voltage high

Iam installing 3rd generation nest learning thermostat, I know it is a 24volt control, I have 30 volts at my 2 wire setup feeding the thermostat, is that voltage still compatible?

bigkick54 by Community Member
  • 263 Views
  • 4 replies
  • 0 kudos

Tc and To wires

My current Lennox thermostat has wires labelled Tc and To. From looking on their website the Tc wire is a common sensor terminal and the To wire is an outdoor or discharge air temperature sensor. When I go through the Nest setup - it looks like I'm i...

kweb33bsu by Community Member
  • 686 Views
  • 4 replies
  • 0 kudos

Could not connect to WiFi

My bad. All the replies are being sent as Spam which is why I have not seen any replies from my previous posts. I'm here again reporting about my thermostat that won't connect to the WiFi.

Halbrand by Community Member
  • 297 Views
  • 4 replies
  • 0 kudos
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