69-2072—09 4
Outdoor Temp. Setting
-20°F (-29°C) 15%
0°F (-18°C) 25%
20°F (-7°C) 35%
Changing humidifier settings
Note: These items will appear only if a humidifier is installed on your system.
1. Set humidifier by pressing UP/DOWN arrows.
Tables below are recommended initial humidity settings based on
outdoor temperature. If window frost setting (see next page) is not
being used, the humidity setting should be adjusted manually when
outdoor conditions change.
Set
Humidify
%
35
M24831
Red font is
blinking on
screen.
If both humidifier (hum) and dehumidifier (dehum) are installed:
Dehum setpoint can only be equal to or higher than Hum setpoint. If equal, equipment
changeover will be at least 5% higher (dehum) or lower (hum).
If not equal, changeover occurs at setpoint plus 2% RH (control’s deadband).
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