Carrier Thermostat Homeowner's Manual page 3

FAN Button chooses
between ON or AUTO
fan operation.
RESET FILTER
Button restarts the
timer that calculates
the next air filter
change or cleaning.
MODE Button selects
between OFF, HEAT,
COOL and AUTO
operation. Heat pump
thermostat models also
include an EMERGENCY
HEAT mode.
NOTE: Not all messages displayed in the above illustration will appear at once in any situation.
Outdoor Temperature Display
is an optional feature that shows
the outdoor temperature on the
LCD readout.
Auxiliary Heat Indicator
is displayed when a heat
pump system is operating
with auxiliary heat.
SET TEMP is displayed
while setting your
desired temperatures.
Clean Filter Indicator
lets you know it is time to
clean or replace your
system's air filter.
COOL ON indicator is
displayed when the
cooling equipment is
operating.
HEAT ON indicator is
displayed when the
heating equipment is
operating.
Room Temperature
Display shows current
room temperature.
Up and Down Buttons
increase or decrease
the desired temperature
setting.