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You can quickly tell if you have one of these systems without having to use the Compatibility Checker or to look at your thermostat’s wiring. A blinking red light at the top of your thermostat’s display means that the battery charge is very low but it’s being charged. 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. To learn more about heating and cooling systems including zoned, proprietary, dual fuel, and high voltage systems, read below for more information. Heat pump systems sometimes have auxiliary heat to help heat your home more quickly or to help heat your home when it’s too cold outside for your heat pump to run.
Google Nest Learning Smart Wifi Thermostat White T3017US Google Nest Learning Smart Wifi Thermostat White T3017US
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. Make sure that there aren’t any cables sticking out from the wall that might prevent the display from being fully seated. 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 could be a blown fuse on the furnace or a bad circuit breaker, and we’d recommend thatyoucontact a local HVAC professional.
Note: These illustrations use the 3rd gen Nest Learning Thermostat, but the steps are the same for the Nest Thermostat E.
Nest Learning Thermostat - Smart Wi-Fi Thermostat - White Nest Learning Thermostat - Smart Wi-Fi Thermostat - White
Auxiliary heat helps heat your home when it’s too cold outside outside for your heat pump to work efficiently. The Nest app will guide you through thermostat installation, but here are some more detailed instructions to walk you through everything you need to do to install your Nest thermostat on the wall. Your thermostat starts learning on day one and it’s up to you to teach your Nest thermostat good habits to help save energy.If you find these wires attached to your thermostat, you may need to contact a local pro to help verify the function of your thermostat’s wiring. These articles cover the most common issues you may encounter after setting up your Nest thermostat. Some international systems, such as Buderus boilers, have dry contacts or other incompatible wiring. If you findwires in your thermostat’s connector that have non-standard labels (for instance 1,2,3, or A, B, C), your system is proprietary.
Nest Learning Thermostat 3rd Gen - White - Smart Google Nest Learning Thermostat 3rd Gen - White - Smart
You can look at the display, the base, or in the Nest app to find out which Nest thermostat you have. You should find wires attached to these connectors that are the same color as the wires that connect to your thermostat. A basic schedule is a pre-filled schedule based on a national average that balances energy savings and comfort. You might want to do this for other settings, such as system heating type and Safety Temperature as well.The in-box instructions will let you know which app to use for setup: the Nest app or Google Home app. The Nest app’s step-by-step instructions make it easy to install and wire your thermostat, so use it as your main guide. If your Nest thermostat is damaged, or if you need a professional to service your system, the installer maylet you know. If the display isn’t fully seated on the base, your thermostat won’t turn on and can’t charge its battery.