Fan Setting (Auto/On) - Honeywell FocusPRO TH5000 Series Operating Manual

Operating Manual
Select the fan setting
Fan
Auto
Fan
On
System
Heat
System
Heat
Press the button to select Auto or On.
In "Auto" mode (the most commonly used
setting), the fan runs only when the heating
or cooling system is on. If set to "On," the
fan runs continuously. Use this setting for
improved air circulation, or for more
efficient air cleaning.
6