Your thermostat erases some or all of its information depending on the option you choose. The thermostat will restore its factory default settings. 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. If you’ve successfully installed your Nest thermostat, but a blinking red light appears after you’ve been using it regularly for some time, there may be a problem with the thermostat wiring or another power issue. For instance, the blinking red light may show up then go away on itsown repeatedly.

Nest Learning Thermostat 3rd Generation, Stainless Google Nest Learning Thermostat 3rd Generation, Stainless

If your Nest Thermostat won’t turn on, the batteries could have drained or there could be a power issue.The 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. Is useful if you’re moving out and need to install your thermostat in a new location, or want to leave your thermostat behind and remove all of your personal information.

thermostat wire - Google Nest Help Identify a thermostat wire - Google Nest Help

Nest thermostats are compatible with zoned systems, including zoned systems with dampers. However, there are some zoned systems that require a C wire to work with a Nest thermostat. If you have a heat pump and your thermostat doesn’t have a separate wire labeled O, then the wire labeled B should be connected to the Nest thermostat's O/B connector. If there’s a power issue, your thermostat’s battery will drain and it'll turn off Wi-Fi, the display, and other features to preserve battery life. Before you begin Systems that use micro-controllers instead of relays are sometimes more sensitive to power sharing. If you have a micro-controller based system, your Nest thermostat may need a C wireor Nest Power Connector to be compatible with these systems. Zone relay or control panelsTo get a custom wiring diagram for installation, simply follow Nest app’s thermostat installation instructions. Some dehumidifiers use two wires to turn on or off. Only one dehumidifier wire can be connected to your Nest thermostat. Your Nest Pro can determine how to install your dehumidifier. Millivolt systems are typically wall heaters or floor heaters and use electricity or natural gas. These systems use much less electricity than low voltage systems and can't deliver the right amount of power to Nest thermostats. 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. If you moved into a home that already has a Nest thermostat installed, follow these steps to remove the previous owner’s settings.