Lennox 19V30 User Manual

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• When the outdoor temperature is above the default high balance point of
50°F (10°C) (default), only the heat pump will be allowed to run (no auxiliary
heat).
• When the outdoor temperature is below the default low balance point of 25°F
(-4.0°C) (default), only the auxiliary heat is allowed to run (no mechanical
heat pump operation).
• When the outdoor temperature is between the low and high balance point
settings both heat sources are allowed to satisfy the heating demand.
Humidity
Some options that are available under this section are dependent on type of
equipment (indoor and outdoor units) and humidication accessory is installed.
Adjustment Slider Tools
• Dehumidication Set Point Percentage — The slide bar adjustment tool
allows desired humidity level in the home. Selection between 40% to 60%
are available. Default is 55% when dehumidify is enabled.
• Humidication Set Point Percentage- This adjustment tool is only visible
when dew point is set to OFF. Range is 15% to 45% humidity. Default is 40%.
• Overcooling — This adjustment allows selection between 0°F to 4°F (0°C
to -2°C). This adjustment is only available when Max or Climate IQ (Auto)
is selected. This selection will limit how much overcooling is allowed when
trying to achieve the dehumidication set point. Default is 2°F (1.0°C).
• Dew Point — This adjustment twill help reduce the amount condensation
that may build up on windows and other glass surfaces. A dew point slider
bar option will appear under the humidity menu. By default the dew point
slider is set to OFF. When dew point is set to ON, the slide bar adjustment
will appear with a range of -15% to 15%. Default is 0%.
NOTE: Dew Point - Adjustment requires an outdoor temperature sensor and
is automatically controlled by the outside temperature.
Humidity Control
The following options are available under humidity control:
• Off
• Humidify only option is available when a humidication accessory is
installed.
• Dehumidify only option is available with or without a dehumidication
accessory installed.
• Humidify + dehumidify option is only available when a humidication
accessory is installed.
Humidication Control Center
When a humidication accessory is installed and humidify is enabled, the
options are as follows:
• Normal — Recommended for moderate climates. This runs the humidier
when there is a call for heat and humidication.
• Max — Recommended for drier climates. This runs the humidier when
there is a call for humidication only.
» Dew Point percentage slider adjustment tool is available for both Normal
and Max settings.
» Humidication set point percentage slider adjustment tool is only visible
when Dew point is set to OFF.
Dehumidication Control Center
IMPORTANT
The following dehumidication settings are not applicable and ignored on
systems employing iHarmony Zoning.
No Dehumidication Accessory Installed
When dehumidify is enabled and no dehumidier accessory is installed, the
dehumidications options are as follows:
• Normal — Recommended for moderate climates. No dehumidication is
active. Dehumidication set point slider adjustment tool only is available.
• Max — Recommended when outdoor air is excessively humid. May over
cool your home to achieve the desired dehumidication set point.
• Climate IQ (Auto) — Automatically adjusts system run-time based on a
combination of dehumidication set point and local weather conditions
obtained from the Internet. May over cool your home to achieve the desired
dehumidication set point. This option is only available on the iComfort S30.
• Both overcooling and dehumidication set point slider adjustment tools are
available for both Max and Climate IQ (Auto).
Humidify + Dehumidify Settings
When this option is selection, a combination of both humidication and
dehumidication settings are available.
When dew point is set to OFF. Then a dual purpose slider adjustment tool
will appear. This tool will allow you to adjust the set point percentage for both
humidication (left slider) and dehumidication (right slider). Range is 15% to
60% humidity.

Lennox 19V30 Specifications

General

Brand	Lennox
Model	19V30
Category	Thermostat
Language	English