Google T3030EX Nest Learning Thermostat 3rd Generation, White - Smart Thermostat - A Brighter Way To Save Energy, 84.0 cm*84.0 cm*32.0 cm

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Some thermostats have an E connector. The E wire turns your emergency heat on or off. Emergency heat is usually used when it’s too cold outside for your regular heater to keep your home warm. Always take a picture of your current thermostat’s wires before you remove it from the wall and install a Nest thermostat. This picture will be an essential reference to identifywires and correctly install a Nest thermostat. Some systems have control panels or equipment interface modules that require a C wire to be compatible with Nest thermostats. Below isa list of some known panels that require a C wire. This list is not meant to be comprehensive, so your system may be incompatible even if it isn’t listed here.

Nest thermostat compatibility - Google Nest Help Nest thermostat compatibility - Google Nest Help

Remote sensor wires are typically used to give your thermostat outside weather data. These wires can’t be connected to Nest thermostats. But Nest thermostats don’t need wired sensors since they get weather information over Wi-Fi.Even if your system has sensor wires, it may still be Nest-compatible. Some micro-controller based systems

Learn the basics of how to use your Nest thermostat, change settings, set temperature schedules, save energy, control it with your phone, and more. You don't have permission to access "http://www.homedepot.com/p/Google-Nest-Learning-Thermostat-Smart-Wi-Fi-Thermostat-White-T3017US/300178655" on this server. Important: Before you reset your thermostat, write down the wiring information so you can easily enter your thermostat's wiring if needed. On your thermostat, go to Settings Equipment. You might want to do this for other settings, such as system heating type and Safety Temperature as well. Nest Thermostat

or reset a Nest thermostat - Google Nest Help Restart or reset a Nest thermostat - Google Nest Help

Some gas valves on systems vibrate or buzz when a Nest thermostat is installed. This can usually be fixed by connecting a C wire. Zone relay or control panelsThe app will give you a custom wiring diagram to help you install the Nest thermostat. Refer to the following article for step-by-step installation instructions. Some humidifiers use two wires to turn on or off. Only one humidifier wire can be connected to your Nest thermostat. Your Nest pro can determine how to install your humidifier.

Nest Thermostat E - It’s Easy to Save Energy with Nest

A brown wire is mostly likely a heat pump wire and should be connected to the O/B connector on the Nest thermostat. These articles cover the most common issues you may encounter after setting up your Nest thermostat. This is not an extensive list so if you don’t find what you’re looking for below, there are other troubleshooting articles that you can find using the search bar above.There are several ways to identify your thermostat wires: Take a picture of your current thermostat’s wiring Tip:You can listen for your system to turn on, or put your hand near a vent to feel if there’s warm or cool air that comes through.