Skip to main content
Search Button
shopping cart

HELP & SUPPORT

How do I change between heating and cooling on the TH4210D, TH4110D, TH4110B?

Last updated

Share:

Locate the selector switch on the bottom of the thermostat labeled Heating, off, Cooling. Move the selector switch to the desired mode.

CONTACT US

Message Resideo

MESSAGE US

Message us on Twitter for help with our products.

Monday through Friday:
9am to 6pm CDT
Saturday and Sunday:
9am to 5pm CDT

Live Chat with Resideo

CHAT US

Connect with an agent for quick assistance.

Monday through Friday:
9am to 8pm CDT
Saturday and Sunday
9am to 5pm CDT

Call Resideo

CALL US

Speak directly with an agent for help with our products.