Honeywell RTHL3550 操作ガイド
Operating Manual
69-2583ES—01 6
About your new thermostat
Select the fan setting
Press the
FAN button to select Auto or On.
In “Auto” mode (the most commonly used setting),
the fan runs only when the heating or cooling sys-
tem is on. If set to “On,” the fan runs continuously.
the fan runs only when the heating or cooling sys-
tem is on. If set to “On,” the fan runs continuously.
MCR32591
System
Fan
Auto
Heat
System
Fan
On
Heat