Aprilaire 8555 Thermostat User Manual


 
Setting Or Changing
Program Times
Step 1: Press and release the PROGRAM button.
Mo” or the current day of the week will flash and the
Morning “ “ event symbol will appear on the
display. Press the DECREASE button or INCREASE
button to access the day of the week you wish to
start programming or to change the existing program.
Step 2: Press and release the PROGRAM button.
The hours and “AM” or “PM” will flash. Press the
DECREASE button or INCREASE button to
set the start time hours for the Morning “ “
event for Monday (or any other day as set in step 1).
– 8 –
110-793B 7/11/01 3:29 PM Page 10