If your thermostat cannot be switched on, see the following links depending on of the type of thermostat:

- Blueface Thermostat: Power does not reach a wired thermostat.
- Wired Think Thermostat: Power does not reach a wired thermostat.
- Wired Lite Thermostat: Power does not reach a wired thermostat.
- Wireless Think Thermostat: The wireless Think thermostat does not do anything.
- Wireless Lite Thermostat: The wireless Lite thermostat does not do anything.