Heating and technical issues
- Troubleshoot when your thermostat won’t turn on
- Restart or reset a Nest thermostat
- Troubleshoot a "No power" alert on the Nest Thermostat (E298 or M20 help code)
- Thermostat wire undetected, unconfigured or unspecified
- Troubleshoot strange heating or cooling behavior
- Troubleshoot heat pump issues
- Troubleshoot when heating and cooling are reversed
- Troubleshoot when heating and cooling won't turn off