Aprilaire 8551 - Manual (Page 8)

Step 5: Press the DECREASE button or INCREASE
button to set the desired minutes for the Morning “ ”
event (program starting times are set in ten-minute
increments).
Step 6: Press and release the PROGRAM button – the current
cooling temperature will begin to flash. You are now setting
the cooling temperature you desire in the morning.
Step 7: Press the DECREASE button or INCREASE
button to set the desired cooling temperature for the Morning “ ” event.
Step 8: Press and release the PROGRAM button – the Day “ ” event symbol will appear. You are
now setting the time and cooling temperature you want throughout the day.
Step 9: Repeat steps 2-6 to complete programming for the Day “ ” event.
Step 10: Press and release the PROGRAM button – the Evening “ ” event symbol will appear.
You are now setting the time and cooling temperature you want during the evening.
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