Honeywell RTH7400D Thermostat User Manual


 
69-1726—1 42
Set System Setting (Cont)
Set Fan Setting
1. Press System & Fan button.
2. Press the Fan button to select Auto or On:
Auto—Normal setting for most homes.The fan
runs only when the heating or cooling system
is on.
On—The fan runs continuously. Use this setting
for improved air circulation or for more efficient
air cleaning.
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