Fan setting
Press SYSTEM & FAN
System & Fan
Schedule
Press FAN to select mode, then press DONE
System
Fan Auto
Heat
System
Fan
Clock & More
Done
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
69-1899ES—02