Read and save these instructions – Honeywell PRO TH4000 User Manual

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69-1760EFS—01

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Quick Reference Card

Grasp and pull to see basic operating instructions at a glance.

This manual covers the following models:

TH4110D: For 1 Heat/1 Cool systems
TH4210D: For 2 Heat/1 Cool heat pump systems only
(Pull thermostat from wallplate and turn over to find model number.)

Need Help?

For assistance with this product please visit

http://yourhome.honeywell.com

or call Honeywell Customer Care toll-free at

1-800-468-1502

CAUTION: EQUIPMENT DAMAGE HAZARD.
To prevent possible compressor damage, do not operate cooling system when outdoor
temperature is below 50°F (10°C).

MCR29469