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VisionPRO
®
TH8000 Series
Touch-screen Programmable Thermostat
® U.S. Registered Trademark.
US Patent No. 6595430, D509151 and other patents pending.
Copyright © 2011 Honeywell International Inc.
All rights reserved.
Installation
Guide
69-2389-03
This manual covers the following models
• TH8321U1097: For up to 3 Heat/2 Cool heat pump or up to 2 Heat/2 Cool
conventional systems with dehumidification, humidification, or ventilation
(Pull thermostat from wallplate and turn over to find model number)
Need Help?
For assistance with this product please visit http://customer.honeywell.com
or call Honeywell Customer Care toll-free at 1-800-468-1502
This thermostat contains a Lithium battery which may contain Perchlorate material.
Perchlorate Material—special handling may apply,
See www.dtsc.ca.gov/hazardouswaste/perchlorate
MERCURY NOTICE
If this product is replacing a control that contains mercury in a sealed tube, do not
place the old control in the trash. Contact your local waste management authority for
instructions regarding recycling and proper disposal.
CAUTION: ELECTRICAL HAZARD
Can cause electrical shock or equipment damage. Disconnect power before
beginning installation.
Must be installed by a trained, experienced technician
• Readtheseinstructionscarefully.Failuretofollowtheseinstructions
can damage the product or cause a hazardous condition.