Centralite Thermostat Troubleshooting

Learn what to do when you have a problem with a Centralite Thermostat connected to your Xfinity Home system.

What You'll Need

• Xfinity Home
• Access to the Thermostat with which you're having trouble
  
  

Difficulty
Medium

Thermostat Won't Pair With Xfinity Home

1. Make sure the Thermostat has been configured and tested before you begin pairing.
   • Professional installation of Centralite Thermostats is required for Xfinity Home customers.
   • Configuration and testing is part of the installation process.
   • If you need to reset or reconfigure a Thermostat, contact us to schedule an appointment.
2. Make sure that the network indicator icon on the Thermostat is blinking.
   
   
   
3. If it's not blinking, reset the Thermostat.
4. Try to pair your Thermostat again.

Reset My Thermostat

1. Carefully remove the Thermostat cover.
2. While pressing the Hold button, press and release the black Reset button at the top-left of the Thermostat.
3. When the temperature appears on the screen, release the Hold button.
4. Replace the Thermostat cover.

Communication Failure Warning on My Thermostat Touchscreen

1. If you've had a low battery warning recently, learn how to replace the batteries in your Thermostat.
2. Reset the Thermostat.

Low Battery Warning for My Thermostat Touchscreen

Replace all four batteries in your Thermostat.

Thermostat Battery Didn't Last as Long as Expected

Replace all four batteries with lithium AA batteries or have an electrician or HVAC professional connect a power or "C-wire" (common wire).

Thermostat Won't Turn on My Heating and Cooling System

• Make sure that your power was turned back on after the Thermostat was installed.
• Make sure the Thermostat is wired correctly and the correct wires go to the correct terminals. Contact us to get professional assistance.