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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
  • 4673 Views
  • 0 replies
  • 5 kudos

New Home with Dual Fuel Source

Hello, I am currently renovating my home and installing a heat pump. I already have a gas furnace installed. I went out and bought the Nest thermostat and when I provided it to the HVAC installer he said that Nest doesn't work well with dual fuel sou...

Dave231 by Community Member
  • 184 Views
  • 4 replies
  • 0 kudos

Nest Compatibility Test

Hi everyone. I’m having issues with the heat when using the Nest. Perhaps I connect the wires incorrectly? Can someone please advise if my system is even compatible with Nest? The original wired thermostat photo is attached. FYI, my software version ...

zsalipur by Community Member
  • 86 Views
  • 1 replies
  • 0 kudos

Wiring compatibility

HiI connected my thermostat and the furnace works but makes a strange noise, I reinstalled the old thermostat and everything works fine.These are my cables:Y, G, W, RC/O (jumper with RH/B)Thanks!

CFresno by Community Member
  • 90 Views
  • 3 replies
  • 0 kudos

No connection between thermostat and heatlink

My thermostat and heat link have suddenly lost connectivity after 3 years of working perfectly fine.The thermostat is coming up with a H71 error code. I’ve tried to reconnect but no luck. I can’t seem to reset the heat link, no matter how long I hold...

Rewards & Rebate Offers

How do you shut off rewards & rebate notifications, we don't want the nuance of these notifications!

DFL by Community Member
  • 109 Views
  • 1 replies
  • 1 kudos

Nest 3rd gen Thermostat low battery issue after several years

Hello,I have seen this come up in the past. I’d like some input on what are considered normal power values. I’m getting Vin 30V and current 40mA when furnace is off. But Vin is dropping to 6.5V and current 20mA when furnace is on. Is this normal? Sho...

AleNapoli by Community Member
  • 205 Views
  • 3 replies
  • 0 kudos

Google Nest Thermostat

My original system has (1) O/B , (1) R, (1) G & (1) W wire. Is this compatible with my google Nest Thermostat

Resolved! W5 error - Nothing works

Bought and installed October 2023 and was working fine until 2 days ago. Tried all the troubleshooting steps (including factory reset of modem and thermostat) and I still get w5 error.

jchrono by Community Member
  • 404 Views
  • 8 replies
  • 0 kudos

Boiler not firing up

Hi. I am having trouble with my boiler firing up when the nest is calling for heating. It's happening intermittently at the moment which is proving difficult to locate the fault. So far turning the power off and on again is fixing it, however this is...

Should I reduce flow temperature?

I've recently turned down the flow temperature on our gas combi boiler - down to between 50 and 55 degrees celsius (am experimenting with the exact amount). The result is that it now takes longer for the system to heat up - e.g. to get a thermostat t...

Wennett by Community Member
  • 89 Views
  • 1 replies
  • 0 kudos
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