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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
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Resolved! I have an R and RC

Current wiringWhere do I place the R and RC wires? There is NO jumper. These are the only wires. The compatibility checker said I was good, no C required.

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Nest compatibility check

Hi there! I just wanted to know if my system is compatible with Nest and if I need a C wire

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natashas by Community Member
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  • 5 replies
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replacing and old Nest thermostat with a new Nest.

my old Nest has a yellow Y1 wire and connector and a brown Y2 wire and connector. The new Nest does not have a Y2 connector. my question is does the the brown Y2 wire go to the new Nest B connector.

JCK1 by Community Member
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Help please

I had my nest thermostat fitted with new boiler in November 2020. It worked great and loved that I could control my heating remotely. In october 2021 it dropped off my wifi and whatever steps I follow it says WI-FI connection error nest.com/5.When I ...

Amanda59 by Community Member
  • 209 Views
  • 3 replies
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Resolved! Compatibility

 This the wiring we have. Red is marked R, yellow is i+, white is i-, and green is C.

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Changing the sensor schedule

When you have multiple sensors in a zone, Nest lets you choose which sensor should be considered primary by time of day. For instance, in the Morning you can have one sensor be “on” and then evening can have another sensor be “on” for purposes of hea...

Nmyfinch by Community Member
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  • 5 replies
  • 9 kudos

Heat not consistently turning on

My nest works normally most of the time, but once every few weeks, the thermostat will say it’s on, but the boiler does not come on. I haven’t been able to troubleshoot the problem because every single time, it comes on as soon as I cycle the heat se...

Spare parts

My Heatlink unit is destroyed by a power surge, but the circular dial unit is fine.Where can I buy a replacement Heatlink unit?Thanks

Thermostat wiring

The thermostat I'm replacing has the following wires and connections: Terminal Label Wire ColourRC redO/B blueG greenW/E white

HabsFan by Community Member
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  • 4 replies
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