Installation Tips - Honeywell RTH5100B Installation Manual

Installation Guide
Installation is easy—even if you've never done it before!
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).