How to Use a Smart Thermostat
Install a smart thermostat and control your home temperature from your phone.
Steps
- 1
Turn off power to your HVAC system
at the circuit breaker before removing your old thermostat for safety.
- 2
Remove the old thermostat faceplate
and take a photo of the wire connections so you remember where each wire goes.
- 3
Label each wire
using the stickers that come with your smart thermostat before disconnecting them.
- 4
Attach the new thermostat base
to the wall and connect each wire to the matching labeled terminal.
- 5
Download the thermostat app
and follow the on screen instructions to connect it to your home wifi network.
Frequently Asked Questions
Do smart thermostats save money?Show
Yes, smart thermostats can save 10 to 15 percent on heating and cooling costs by adjusting temperatures automatically.
Can I install a smart thermostat myself?Show
Yes, most smart thermostats are designed for DIY installation if you are comfortable with basic wiring.
Do smart thermostats work without wifi?Show
Basic temperature control still works without wifi, but you lose remote control and smart scheduling features.
What happens if the power goes out?Show
Your programmed settings are saved in the thermostat memory and the device restarts when power returns.
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Written by the HowToDoStuff.online editorial team. Last updated .