Carrier Infinity Control Homeowner's Manual page 26

Programming Fan Speed
You can select a different fan speed for each time period of your
comfort schedule. Scheduling the fan speed follows the same
basic steps as programming time and temperature settings. You
can create one fan schedule for ALLDAYS, WEEKDAYS, WEEKENDS,
or a different schedule for each day.
1 Flip down the door at the bottom of the control.
2 Press the SCHEDULE button to access the schedule screen.
3 Press the FAN button to access the Fan Speed programming
screen.
4 Press the LEFT or RIGHT button to select the days you wish to
program - ALLDAYS, WEEKDAYS, WEEKEND, or choose a
specific day (MON, TUES, WED, etc.).
5 Using the TIME (+\-) button, select your desired fan speed -
LOW, MED, HIGH or AUTO.
6 Use the SCROLL button to highlight the next period, then
repeat steps 5 and 6 to select settings for DAY, EVENING and
SLEER
7 Press the FAN button to return to the standard scheduling
screen.
- OR -
8 Exit the scheduling mode by either closing the door or
pressing the SCHEDULE button.