Installation guide

VisionPRO
®
TH8000 Series
Touch-screen Programmable Thermostat
® U.S. Registered Trademark.
US Patent No. 6595430, D509151 and other patents pending.
Copyright © 2006 Honeywell International Inc.
All rights reserved.
Installation
Guide
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
System Types
Gas, oil, or electric heat with air
conditioning
Warm air, hot water, high-
efficiency furnaces, heat pumps,
steam, gravity
Heat only — two-wire systems,
power to open and close zone
valves (Series 20), and normally-
open zone valves
Heat only with fan
Cool only
750 mV heating systems
This manual covers the following models
TH8110U: For 1 Heat/1 Cool systems
TH8320U: For up to 3 Heat/2 Cool systems
TH8321U: For up to 3 Heat/2 Cool systems with dehumidification
(Pull thermostat from wallplate and turn over to find model number)

Summary of content (24 pages)