Nest humidifier hookup

nest humidifier hookup

How do I Turn on the humidifier on my nest?

On your NEST, go to EQUIPMENT --> PRO SETUP --> CONTINUE --> (spin the NEST selector to the * wire, then press for DONE --> This will take you to a screen with the * at the top. The settings that you described are Type: Humidifier, Activate: Hum. only, and Fan: Activate --> After selecting those, click CONTINUE --> DONE --> DONE.

Can you use a Nest Thermostat as a humidifier?

If you intend to use a Nest thermostat to control humidity, refer to the wiring diagram shown in the “Wire Nest Thermostat to humidifier” section below. A powered flow-through humidifier needs to be installed above the furnace on the supply side of the forced air ductwork.

How many wires does a humidifier have?

But most utilize 2 wires, much like a light switch, where a low voltage signal travels up one wire, the humidistat acts as a switch, closing the circuit for the voltage to travel down the second wire back to the humidifier to signal it should turn on.

How do I connect my Nest thermostat to my furnace?

The thermostat black wire connecting to the Nest’s * connector, controls the operation of the humidifier. A wire nut connects the black of the 18/8 thermostat wire to the black of the 18/2 thermostat wire within the furnace. The red of the 18/2 thermostat wire connects to the 24V AC common C terminal on the furnace terminal board.

How to set up humidifier on Nest Thermostat?

Set up humidifier on Nest. Humidity control by Nest thermostat is available on 2nd and 3 rd generation. What you need is 6 wires and one power source low voltage. Pushing the Nest in Settings option, you got Equipment Settings. In the Pro Setup you have the option to add/check the equipment.

How to set up the humidifier?

Usually you set up the humidifier running in the same time with your Fan. Don’t forget this ! The best setting is Hum+Heat. The humidifier will operate only when the heat is on, more efficiently to increase faster the humidity ratio. After you set up the humidifier you will see confirmation with green on * connection.

What happens when nest calls for heat and humidifier?

Now, when your Nest calls for Heat (and Humidity), it should JUST pull the relay in, but nothing will happen or draw current in the humidifier. Does the Nest still heat up? If it STILL heats up, then if you have a multimeter, I would use it to measure the current flowing through the relay to see how much it is.

What is the Airwave setting on my Nest Thermostat?

If you have this setting on, the thermostat automatically turns on Airwave when interior humidity falls below a certain level. Changing air filters is a simple way to save energy. Turn on this setting if you’d like your Nest thermostat to remind you to change your air filter.

How do I install and use my Nest Thermostat?

Installing and using your Nest thermostat: 1 Check Nest compatibility and get a wiring diagram 2 Install your thermostat on the wall 3 Set up your thermostat 4 Connect your thermostat to the Nest app - Youve just completed 5 Getting started using your Nest thermostat More ...

How do I switch between heating and air conditioning on nest?

If you want to switch to your air conditioning, tap on “Cool”. If you want to switch to heating, tap on “Heat”. You can also turn off your Nest Thermostat from here, and there’s even a setting where you can choose both Heat and Cool at the same time.

How to install a thermostat in a furnace?

Next, close up the furnace cover and head to the thermostat location. Group the needed wires and tuck in the remaining wires safely. Install the thermostat base and pull all the wires out including the two white wires from power adaptor. Then wire them to respective terminal like in below image.

Do you need a nest power connector for Google Home?

You can check if you need a Nest Power Connector before you purchase a Nest thermostat at You may also need the power connector or a C wire in these cases: When you set up your thermostat, the Google Home app tells you that you need the Power Connector or a C wire.

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