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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

Nest Renew: How are you preparing for an electric future? Read more

Forum Posts

Nest Learning Thermostats Not Sensing Activity in House

Setting the scene:Two nest learning thermostats (1st and 2nd gen) on two different floors in the houseLatest Nest mobile app on my iPhoneLatest versions of firmware/software on thermostats (according to my thermostats, they do not need updates)Home/A...

njtj by Community Member
  • 12 replies
  • 0 kudos

Two Wire Configuration - HELP NEEDED - Power Connector Adapter

Hey team! I have a Boiler which heats up baseboard radiators. Controlling the boiler is this unit: see there is a 24VAC, COM, EXT+, EXT-. Unsure where my current Black and...

yhz by Community Member
  • 4 replies
  • 0 kudos

Nest thermostat showing no power error

My nest thermostat has suddenly stopped working and is showing an E298 (no power) error. It has worked perfect for about a year but now for some reason has no power.

JoeMoney by Community Member
  • 5 replies
  • 0 kudos

Need for Cwire,connector, installed without success

Hi. I have installed the cwire into the furnace, which has three zones. However, the Nest thermostat is still showing the n260 error. I have tried installing it in different ways, without success. HELP!!Picture of the wiring with the old thermostat P...

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L7 by Community Member
  • 14 replies
  • 0 kudos

Nest Learning Thermostat - Not Connecting to Network

My Nest Learning thermostat (3rd gen.) has not been connected to my network for some time now. The settings menu showed a W5 error. Battery level=3.913 volts. I reset my modem, went through the Restart procedure, and still no luck. Tried adding Netwo...

LK35n by Community Member
  • 7 replies
  • 1 kudos

Mobile App shows incorrect info, but web app shows correctly

I have a 3rd generation thermostat that I recently installed to replace a 2nd generation that I thought was the problem. It wasn't. The thermostat connects to my Wi-Fi just fine, NEVER shows an issue with connectivity, and reads the configuration set...

EdFisher by Community Member
  • 3 replies
  • 0 kudos

Thermostat - constantly states wifi disconnected

just recently installed my nest thermostat. was working fine then lately constantly says wifi disconnected on the unit itself everytime i walk by, however, i can still connect to it from phone, make changes, etc.. so is it truly disconnected?

johnny888 by Community Member
  • 3 replies
  • 0 kudos

Nest Thermostat

Heat is not turning on, I am getting an error code T04, something about forced air. Need advice, is it a thermostat issue or my actual AC unit. Thank you for any help..