Honeywell RTH3100C Owner's Manual - Page 4

Installation is easy - even if you've never done it before - wiring

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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 5-7). • Install and wire your new thermostat (see pages 8-14). • Set your new thermostat to match your heating/cooling system (see pages 15-18). 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 7). 

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Installation Guide
±
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 5-7).
•
Install and wire your new thermostat (see pages 8-14).
•
Set your new thermostat to match your heating/cooling system
(see pages 15-18).
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 7).
Installation is easy — even if you’ve never done it before!