Installation Guide

4
5
Compatibility
Compatible with most heating, cooling, and heat pump systems
Required: 24 VAC power (“C” wire). CWire Power Adapter Included to provide
power if needed
Does not work with electric baseboard heat (120240V)
Does not work with millivolt systems
Does not support Universal Input (S terminals) for indoor and outdoor sensors
Does not support Universal Relay (U terminals) for ventilation
Android or iOS smartphone, tablet, or device
For help, contact:
WEB yourhome.honeywell.com/support
PHONE 18006333991
SOCIAL Twitter: @Honeywell_Home, Facebook: Honeywell Home
CAUTION: 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: EQUIPMENT DAMAGE HAZARD
Compressor protection is bypassed during testing. To prevent equipment damage, avoid cycling the
compressor quickly.
CAUTION: ELECTRICAL HAZARD
Can cause electrical shock or equipment damage. Disconnect power before beginning installation.
REQUIRED: 24 VAC POWER (“C” WIRE)
CWire Power Adapter Included to provide power if needed
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