SETTINGS
Setting SYSTEM and FAN Switches
System and fan settings are controlled by using SYSTEM and FAN switches located on the bottom of the thermostat case.
First set the SYSTEM switch:
Cool: Normal setting for months when your home needs cooling (air condition- ing). Digital display shows a
snowflake 
when cooling is on.
Off: Both heating and cooling are off.
Heat: Normal setting for months when your home needs heating. Digital display shows a flame 
when heating is on.
Em. Ht.: Switch to this setting when your home needs heat, but your equip- ment needs servicing or is not working properly. In this mode, the thermostat controls only the backup heat. The heat pump is off.
SYSTEM
Cool Off Heat Em.Ht.
SYSTEM
SWITCHM10274
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