This article only applies to a unique feature found in some heat pump systems. If you don’t have a heat pump but your home is cold, try our interactive troubleshooter to fix offline, power, and …

Single stage systems can’t fine tune the temperature of the air they circulate through your home. Many older systems are single-stage, on-or-off systems with only one level of heating or …

To change the temperature, switch modes (Heat, Off, and Eco), set a schedule, and more, go to Control your Nest thermostat with the app. Settings in the app

If Heat Pump Balance is enabled, you don't have to worry about setting the lockout temperature. Just choose whether you want more comfort, more savings, or a balance between both. Your …

A Nest thermostat’s star or O/B terminal can be used to control several different system functions, depending on what type of system you have. For example, you can use the star terminal to …

Nest thermostat temperature modes Depending on your system type and thermostat model, your Google Nest thermostat can have up to 5 available modes: Heat, Cool, Heat • Cool, Off, and …

Troubleshoot heat pump issues Use these troubleshooting steps if your heat pump isn’t working normally. For example, the heating and cooling modes might seem reversed, or your heat …

Nest Thermostat E Heat Link wiring When installing your Google Nest Thermostat E’s Heat Link, check if your current thermostat has more than 2 wires. If it does, you’ll need to identify them …

What thermostat wire labels mean Below are some of the wire labels you might find on your thermostat and what they do. The app will give you a custom wiring diagram to help you install …

The 3rd or earlier generations of the Nest Learning Thermostat ’s * terminal lets you install a humidifier, a dehumidifier, emergency heat, multiple fan speeds, or a 3rd stage of heating. The …