Product Manual — Doc. 8622E HZ-THSTAT • 52
Heat/Cool, 1 or 2 Stages, Forced Air or
Radiant
Go to Settings > Installer Settings > System Configuration to open the SYSTEM CONFIGURATION
screen.
Use the System Type, System Performance, Radiant Floor, User Controls, Humidistat Setup, and Sensor
Setup options to configure the thermostat to work with the connected HVAC system.
System Type
Select System Type and then configure these settings:
l
System Type: Select Heat/Cool.
NOTE:There are Heat Only and Cool Only options for a Heat Only or Cool Only system type.
l
Fan In Heat: Select Yes or No (default). Fan In Heat options change if Heat Stages is set to 2.
Select one of the following options:
o
Yes: Fan called for first and second stage (W/W2).
o
W2 Only: Fan called for second stage (W2) only.
o
No: Disable fan call operation for heat calls.