Lennox iComfort E30 User Manual page 11

• In addition, dehumidification set-point is adjustable. Range is 40% to 60 % humidity. Default is 50%.
Humidify + Dehumidify
• When Humidify + Dehumidify is selected, options under Humidification Control Center are normal and max.
• Options under Dehumidification Control Center are normal, max, and Climate IQ (Auto), depending on hardware configuration.
• When dew point is set to off, the option for set points on the slider is Humidification (left slider) and Dehumidification (right slider). Range is 15% to 60 % humidity.
• When dew point is set to on, the range is -15% to 15%.
Normal
Max
Humidification
Only
humidification set−point
15%
Normal
Max
Dehumidification
Only
Adjust only available
with Max setting
selected.
Humidification +
Dehumidification
Dew point adjustment mode will change the humidification set point based on the outdoor temperature and a user-defined dew point adjustment setting.
Dew Point
Table 4. Humidity Control Modes of Operations
These thermostat modes allow the homeowner to control the relative humidity (RH) between 15% and 45%. The following conditions must be met for either
mode to operate:
• Humidification mode has been enabled
• Unit is in HEAT mode
• Humidification demand exists
Additionally, the NORMAL mode requires that heat demand exists.
40%
Both Staged and Modulating Outdoor Units: This setting is recommended when the air outside is not too humid.
Staged Outdoor Unit: This setting is recommended when the outdoor air is excessively humid. This setting may cool your home below the set temperature in
order to remove excessive indoor humidity.
NOTE: Discharge air temperature sensor (catalog number 88K38) is required.
overcooling
2°F
0°F
0°F
dehumidification set−point
48%
40%
humidification set−point + dehumification set−point
15%
dew point
−15%
45%
4°F
60%
40%
48%
60%
0%
11
on
15%