Select Fan Setting (Auto/On) - Honeywell RTH6350 Series Operating Manual

Select the fan setting
Fan
Set Clock/Day/
Auto
Schedule
Fan
Set Clock/Day/
Schedule
System
Heat
M28405
System
On Heat
M28406
RTH6350/RTH6450/RET93E0/RET95E0 Series
Press the FAN button to select Auto or On.
In "Auto" mode (the most commonly used
setting), the fan runs only when the heat-
ing or cooling system is on. If set to "On,"
the fan runs continuously.
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