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Do I Have To Turn Off Power To Change Thermostat? [Solved]

The first step in how to install a thermostat is making sure the power is turned off to your existing thermostat. Turn off the power for your heating and air conditioning system at the main service panel. Its circuit breaker should be clearly labeled.

Do I have to turn off power to change thermostat?

Do

How To Install Replace A Thermostat

In Today’s video we are taking a look at how easy and simple is to

How to Upgrade to a Smart Thermostat without Changing the Wiring | Ask This Old House

Ask This Old House plumbing and heating expert Richard Trethewey replaces an old