Installation Guide
28 18-HD72D1-6
5.4.4 Group 4 Accessories Settings
MENU ITEM OPTIONS [DEFAULT] DESCRIPTION
Filtration Type Installed
Air Cleaner,
[Media Filter]
Select the filter type installed
Humidifier Installed [None], Yes Select whether a humidifier is installed
Humidifier - Select Aux Contact [Aux1], Aux2 Select which set of Aux contacts is controlling the humidifier
Humidifier Type [Powered/Bypass], Steam Select what type of humidifier is installed
Humidifier Control [RH Control], Frost Control
Select how the humidifier will be controlled (Outdoor temperature
sensor must be connected and enabled to allow Frost Control to be
selectable)
Humidifier Fan Action
[Humidify with active Heat
Call], Humidify without
active Heat Call
Select when the humidifier is allowed to operate
Airflow During Humidifier Only Mode 35% to [100%]
Select the desired airflow when the humidifier is operating without an
active call for heat - requires variable speed blower
UV Light Installed [None], Yes Select whether a UV Light is installed
Ventilation Installed [None], Yes Select whether ventilation is installed
Ventilation - Select Aux Contact Aux1, [Aux2] Select which set of Aux contacts is controlling the ventilation system
Minimum Ventilation Runtime 0 - 60 Minutes [5 Minutes] Select the minimum runtime per hour for ventilation system
Outdoor Temperature Ventilation Override [Disable], Enable
Select whether an outdoor temperature override is allowed (Outdoor
temperature sensor must be connected and enabled to allow this
setting to be selected)
Ventilation - Minimum Outdoor Temperature *-10°F to 50°F [0°] Select the minimum outdoor temperature that ventilation is allowed
Ventilation - Maximum Outdoor Temperature 80°F to 110°F [100°F] Select the maximum outdoor temperature that ventilation is allowed
Accumulate Overridden Runtime [No], Yes Select whether the overridden ventilation runtime will be made up
Accumulated Period
[4 hours -recover based
on outdoor conditions],
24 hours - recover based
on outdoor conditions,
4 hours - recover to
maintain minimum
ventilation,
24 hours - recover to
maintain minimum
ventilation
Select when to recover missed ventilation runtime due to outdoor
conditions exceeding the minimum/maximum outdoor temperature
setting (The first two options will not meet ASHRAE 62.2 Standard for
minimum ventilation requirements)
Dehumidifier Installed [None], Yes Select whether a dehumidifier is installed
Dehumidifier - Select Aux Contact Aux1, [Aux2] Select which set of aux contacts is controlling the ventilation system
Dehumidifier Control Options
[Stand Alone Operation],
With Active Call for Cooling
Only
Select when the dehumidifier is allowed to operate
Run System Fan with Dehumidifier Request Yes, [No]
Select if the indoor fan should operate with a call for dehumidifier
operation
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