American Standard ASYSTAT500C - Manual (Page 32)

32
Pub. No. 12-5029-01
69-1617
Setting System and Fan
The system default setting is Heat and the fan default setting is Auto. Use the System and Fan keys to change the
settings. The fan settings can be set for each schedule period individually. The system selection is for all the
schedule periods.
Set System
Press System until the desired system displays
(Em. Heat, Heat, Off, Cool, or Auto).
Em. Heat: The thermostat controls only the
backup heat. The heat pump is off.
Heat: The thermostat controls the heating.
Off: Both the heating and cooling are off.
Cool: The thermostat controls the cooling.
Auto: The thermostat automatically changes
between heating and cooling operation,
depending on the indoor temperature.
System
Fan
Set Fan
Press Fan until the desired mode displays (On
or Auto).
On: Fan operates continuously.
Auto: Fan operates only when heating or
cooling.
M14585
Fan
On
Auto
M14611
System
Em Heat
Off
Cool
Auto