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ecobee thermostat · Reset guide

How to reset ecobee thermostat

Sources checked · how we check

This guide covers ecobee3 and the menus in its linked user guide. Check your model before using these steps on newer ecobee thermostats.

01 · Start here

Before resetting your device

  1. For ecobee3, gently pull the black thermostat body from its backplate, then reseat it. Do not pull the white trim plate or disturb wiring. Rebooting preserves configuration.

Source: ecobee3 user guide: resetting the thermostat (page 17)

02 · Reset options

Reset options for ecobee thermostat

Before you confirm

Reset All restores factory defaults and removes registration. Record equipment settings first; use your installer if you cannot restore the HVAC configuration.

Registration only

Main Menu → Settings → Reset

  1. Select Reset Registration, then Yes. Equipment settings and preferences remain.

Source: ecobee3 user guide: resetting the thermostat (page 17)

Factory reset

Main Menu → Settings → Reset

  1. Select Reset All, then Yes.

Source: ecobee3 user guide: resetting the thermostat (page 17)

If you can't open the reset menu

Main Menu → About provides model/software information for support if the menus differ.

Source: ecobee3 user guide: resetting the thermostat (page 17)

After the reset

After Reset All, complete equipment setup and registration again.

Frequently asked questions

What does Reset Preferences clear?

It restores preferences, reminders, alerts and programming to defaults.

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