Honeywell Home FocusPRO TH6320WF1005 Serie Guide De L'utilisateur page 19

Setting the fan
Press Fan to select On or Auto (toggle to
re-select).
Auto : Fan runs only when the heating or
cooling system is on. Auto is the most
commonly used setting.
On: Fan is always on.
Note: Options may vary depending on your
heating/cooling equipment.
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MCR33895
69-2736EFS—13