Using This Guide - Honeywell T8665A1002 - Digital Thermostat, 3h User Manual

USING THIS GUIDE

The T8665A is a multi-functional thermostat. This means it can be used in single or multi-zone applications.
The following symbols will help you identify the features that apply to your system:
– Triple layer of thermostats with the word, zoning, below. These features are available when more
than one thermostat is used with the W8665E RF Zone
ZONING
– Tip symbol. Look for helpful tips throughout the guide when you see this symbol.
TM Panel.
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