They enlist common technical issues and the ways to fix the problems. Remove the wire in the w1 terminal straighten it and put it back in as far as it will go.

Guide To Thermostats For Heating And Air Conditioning Systems
Nest thermostat e troubleshooting. You may need to. Turn off the power to your heating and cooling system at your breaker. The manuals are written in the form of tables for your convenience. Your thermostat shows an error code that begins with a letter followed by a number like n80 w4 or e73 go to troubleshooting nest thermostat error codes. Below you can find the troubleshooting guide for different models of nest thermostats the 3rd generation and 4th generation. Grip the metal ring of your thermostat and pull it gently towards you away from the wall.
If you see a blinking red light at the top of your nest thermostats display youll need to wait until the battery is. Before you start troubleshooting. The instructions were provided by the manufacturers and are quite easy to follow. Your nest thermostat should automatically turn on once its connected to your system and your system is powered up. Your system cools when its supposed to. Follow these steps if your nest thermostat has been previously connected to your wi fi network but disconnects repeatedly or you see that its offline in the nest app or on the thermostat display.
If all your nest thermostat displays is a black screen and wont turn on try the steps below to troubleshoot the problem. The nest thermostat should pop off the base. During regular use your. Your thermostat should pop. Pull the silver ring of your thermostat gently away from the wall. Check the c terminal of the base to see if your nest thermostat.