Fresh Air - Aprilaire 8920W Owner's Manual

INDOOR AIR QUALITY FUNCTIONS

FRESH AIR

If ventilation is installed, fresh air is
periodically drawn into your home
through your heating and cooling system .
The schedule is based on installer-
calculated requirements . Occasionally,
you may need more fresh air than what is
scheduled . This thermostat offers several
options .
1.
Touch Fresh Air to open the Fresh Air
Control screen .
TEMPORARY EVENTS
3 hour Event: When you need additional
fresh air brought into the home for
a short while, such as after cooking,
choose this option . Ventilation will run
continuously for 3 hours and then return
to the previous Permanent Mode .
24 hour Event: When you want a large
amount of fresh air to be brought into the
home, such as on a day with desirable
outdoor conditions, choose this option .
Ventilation will run continuously for 24
hours and then return to the previous
Permanent Mode .
PERMANENT MODES
Off: When you want to override the
normal schedule and disable ventilation,
such as when the home will not be
used or when conditions outside are
undesirable due to a high allergen
presence or similar, choose this option .
Ventilation will not run .
Automatic: Ventilation will cycle
based on the time calculated by your
installer to meet your home's minimum
requirements .
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