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Nest Thermostats

Blog Posts

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
  • 4668 Views
  • 0 replies
  • 5 kudos

No Power Detected

I'm trying to swap out my Jackson T-32-P thermostat for a nest thermostat. It looks to be wired correctly but it says there's no power.

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Nest Renew Rate Codes

Nest renew needs it's own sub-forum, now moving on.Problem - Inaccurate KB ComEd Time Of Use Rate Codes - Not WorkingGoal: Test out prioritize cheaper electricity. I'm on hourly rate plan. Incorrect KB https://support.google.com/googlenest/answer/111...

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Chris26 by Community Member
  • 271 Views
  • 3 replies
  • 0 kudos

Nest stops cooling

My nest starts cooling. Runs for a minute or so. Then turns off. And says “starting in x minutes”. I already replaced the 2 AAA batteries. any ideas?

Carsonsig by Community Member
  • 183 Views
  • 3 replies
  • 0 kudos

dual stage variable speed furnace

Hi,I have a 2-stage and variable-speed blower propane gas furnace. It is a Tempstar, model T9MPV075F12C1. The manufacturer is ICP. Please clarify, that the Nest is capatible with this furnace when the fan is running on a shedule through the Home app....

AgnesL by Community Member
  • 155 Views
  • 0 replies
  • 0 kudos

Heat link won’t connect to thermostat

My nest was connected and working fine until last week. The electrics were switched off for some work and when switched back on, the thermostat won’t connect to the heat link. It shows a h71 error. I’ve moved it closer, tried resetting but no success...

Harper79 by Community Member
  • 823 Views
  • 12 replies
  • 1 kudos

Resolved! Nest 3rd gen to Trane heat pump TEM4A0C42S41SAA

My original thermostat has 7 wires connected as shown in the first photo. I've also included a photo of the nest unit. On the left side of the unit I have the wires attached on the right side I think the White wire should go to W1 and the Blue to C -...

Original unit 4x6.jpg Nest 1 4x6.jpg

Fan comes back on

After the ac shuts off, the fan comes back on to “blow out” the cool air still in the system. It can stay on for over 10 minutes. Does anyone know how to stop that? Feels like it’s wasting electricity. Tia.

Wiredust by Community Member
  • 243 Views
  • 4 replies
  • 0 kudos

Resolved! Hot water has stopped working but heating is fine

My Nest has suddenly stopped heating hot water. I don't have a combi so the water is just heated in a tank. The central heating still works fine but whether I boost or use the schedule the hot water just does not get heated. The pump never kicks in a...

tinytim84 by Community Member
  • 667 Views
  • 7 replies
  • 0 kudos

Resolved! Heatlink no lights

Hi all, got a 3rd gen thermostat and been using it fine. Suddenly tonight the thermostat is displaying H71 fault code. Check the heatlink and no lights at all on it and won't reset Nothing has changed or been done in the house today and had no power ...

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