Honeywell RTH5100B Thermostat User Manual


 
Installation Guide
22
Your new thermostat has been designed for fast, easy installation.
Just follow the simple, step-by-step instructions in the following
pages.
Install in three simple steps
Label wires and remove your old thermostat (see pages 5-8).
Install and wire your new thermostat (see pages 9-15).
Set your new thermostat to match your heating/cooling system
(see pages 16-21).
Installation tips
Have everything you need ready to go before you begin (see
pages 3-4).
Do not use wire color as a guide. Use wire labels instead (see
page 8).
Installation is easy—even if you’ve never done it before!