Aprilaire 8551 Thermostat User Manual


 
– 5 –
Step 1: Press and release the MODE button until the word
COOL” and the “ ” cooling symbol appear on the display.
Step 2: Press and release the
PROGRAM button – “Mo Tu
We Th Fr”; Morning
event symbol “ ”;
flashing “12:” (or some
other hour); and flashing “AM” or “PM” will appear on the display.
You are now setting the time you want your cooling equipment to
come on in the morning.
Step 3: Press the DECREASE button or INCREASE
button to set the desired hour for the Morning “”
event.
Step 4: Press and release the PROGRAM button – “:00
(or some other minutes) will flash.
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