System Setup
VisionPRO Wi-Fi
Programmable Thermostat
Model TH8320WF
This thermostat works on 24 volt systems. It will NOT work on 120/240 volt systems.
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: Do not place your old thermostat in the trash if it contains
mercury in a sealed tube. Contact the Thermostat Recycling Corporation at www.
thermostat-recycle.org or 1-800-238-8192 for information on how and where to
properly and safely dispose of your old thermostat.
NOTICE: To avoid possible compressor damage, do not run air conditioner if the
outside temperature drops below 50°F (10°C).
Table of Contents
Wiring .........................................................................2
Setting Functions and Options ...................................3
System Setup .............................................................3
Installer System Test ...................................................7
Troubleshooting ..........................................................8
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