Carrier ComfortChoice Edge Owner's Manual page 17

Programming the thermostat
5. Set the cooling temperature setpoint for that time period by pressing the
soft button under the cool set at: temperature on the right and then
pressing the up or down button until you reach the desired cooling
setpoint temperature.
6. Repeat this process for each of the three remaining time periods - day,
evening and sleep - for all days of the week by first pressing the soft
button under the time period to select it with the arrow. Then use the
soft keys to change the start time, heating setpoint, and the cooling setpoint
temperature.
7. Press the done button when complete.
8. Close the thermostat door.
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