Google Nest Community

BobbyTwoDogs · 01-07-2025

I have just upgraded my furnace to a Heat Pump. I had the new Heat Pump installed professionally. I noticed today that the humidity was low enough in the house that Nest turned on the humidifier. However after the furnace turned off I noticed the hum...

BobbyTwoDogs · 01-21-2025

It was simpler than I thought. I have a humidifier that is attached to the air return of the furnace. It has a simple selinoid to turn the water on and off. The old nest thermostat used the * wire to regulate humidity. The nest Gen 4 uses either the ...

BobbyTwoDogs · 01-10-2025

Gabriella,After doing research I discovered the * wire is no longer used for automatic humidifiers but the AQ wires will work.I reset the wire from * to AQ+, reset the thermostat, chose the fan/heat options for the humidifier and now everything works...

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Nest Gen 4 Thermostat keeps Humidifier running after furnace fan has stopped

Re: Nest Gen 4 Thermostat keeps Humidifier running after furnace fan has stopped

Re: Nest Gen 4 Thermostat keeps Humidifier running after furnace fan has stopped