Fan Setting - Honeywell RTH7400 series Operating Manual

Fan setting

Press SYSTEM & FAN
System & Fan Schedule
Press FAN to select mode, then press DONE
System
Fan Auto
Heat
System Fan
Clock & More
M28081
Done
M28082
Press SYSTEM & FAN, then FAN to select fan
operation:
• On: Fan is always on.
• Auto: Fan runs only when the heating or
cooling system is on.
7
RTH7400/RTH7500 Series
69-2222ES—05