The install seemed straight forward but the unit didnt turn on. Nest doesnt turn on until it senses both the that wires are hooked up and power is coming to those wires.
Nest Thermostat Die Amid Arctic Blast Here S A Quick Fix
Nest thermostat won t turn on after install. If your google nest thermostat wont turn on and you see a blinking red or green light or no light at all there could be a power issue or your thermostat may have frozen during a software update. This may happen if youve forgotten to turn the power back on to the hvac system or if you turned the power back on but there was a fuze or breaker blown during the installation process. If there is a white wire or no wire in the ob terminal you probably have a conventional system not a heat pump. Ive since reinstalled the honeywell unit and everything works fine. Follow the troubleshooting steps in this article. Honeywell wires are as follows.
If your nest thermostat will turn on but you cant control it or its acting sluggish try manually restarting it and turn the thermostat off and then back on again. After turning the power back on your nest thermostat should power on automatically. Turn off power to your system then pull off the thermostat display. Once the nest is recharged reconnect the display by pressing it firmly onto the base until you hear it click into place. Youll be able to control your system with the thermostat but not with the app. Installed nest thermostat e replacing an older honeywell thermostat.
Follow the steps in troubleshooting when your thermostat wont turn on. If your nest thermostat is off and wont turn on take the thermostat off the base and charge it using a usb cord plugged into a wall charger or a computer. If your thermostat has power. Try adjusting the temperature with your thermostat to stay comfortable while you troubleshoot. If it doesnt turn on you might see a blinking red light to indicate that the battery is charging. If theres already a wire in the c connector.
You can also speed up the process by disconnecting the thermostat display and plugging it into the usb port that came with your device. It should turn back on automatically after the battery is charged. Pull off your nest thermostats display and see if theres a wire in the c connector. Orange into ow2 o heat pump w2 ac blue. Sometimes the wire in your nest thermostats c connector isnt.
Gallery of Nest Thermostat Won T Turn On After Install
