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. If you’d like to pre-drill holes, use a 3/32” drill bit or if you’re drilling into hard materials, such as, stone, brick, concrete or marble, use a masonry drill bit and drill. It could be a blown fuse on the furnace or a bad circuit breaker, and we’d recommend thatyoucontact a local HVAC professional.

thermostat won’t turn on - Google Nest Troubleshoot when your thermostat won’t turn on - Google Nest

If you have the manual for your current thermostat (or can find it online), it may describe the function associated with the B connector and help you determine if it’s meant for a heat pump wire or a common wire. Whether or not there is a wire attached to it, if your thermostat has a separate connector labeled C in addition to a connector labeled B, then the wire in the B connector should be connected to the Nest thermostat’s O/B connector. Note: If your system can’t provide enough consistent power to your Nest thermostat, you may need to connect a C wire or the Nest Power Connector to fix power-related issues. If there's noblinking red light, it's possible that you’ve put wires into the wrong thermostat connectors. You should fix any issues with your system or thermostat, but as a temporary measure, you can charge your Nest thermostat with a USB cable.If your system works as it should with your old thermostat, your Nest thermostat may be damaged and needs to be replaced. Our installation video will walk you through the steps to install your Nest thermostat and add it to your account in the Nest app.

Google Nest Learning Smart Wifi Thermostat White T3017US Google Nest Learning Smart Wifi Thermostat White T3017US

To get a custom wiring diagram for installation, simply follow Nest app’s thermostat installation instructions.You might want to do this for other settings, such as system heating type and Safety Temperature as well. This picture will be an essential reference to identifywires and correctly install a Nest thermostat. If you need help finding your HVAC system’s control board, consult the user guide for your HVAC system or contact a local HVAC professional in your area. The Nest Thermostat E’s * or OB connector lets you install a heat pump, a second stage of heating, or a second stage of cooling.

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

You can listen for your system to turn on, or you can feel for hot or cool air coming through the vents in your home. It’s important fora professionalto assess the requirements for your specific dual fuel configuration since choosing incorrect options for a dual fuel system can result in damage to your system.

Your Nest thermostat uses the voltage from your system’s wires to keep its internal battery charged.