LENNOX S40 Smart Thermostat User Guide
» Climate IQ (Auto) - Automatically adjusts system run-time based on a
combination of dehumidification set point and local weather conditions
obtained from the Internet. May over cool your home to achieve the
desired dehumidification set point.
Table 3. Humidity Control Modes of Operations
Setting
Description
Mode
» Both overcooling and dehumidification set point slider adjustment tools
are available for both Max and Climate IQ (Auto). The overcooling
adjustment slider tool limits overcooling between 0ºF to 4ºF.
This setting is recommended when the air
outside is not too humid and the outdoor unit is
either staged or variable capacity.
Humidify + Dehumidify Settings
When this option is selected, a combination of both humidification and
dehumidification settings are available.
When dew point is set to OFF. Then a dual purpose slider adjustment tool will
appear. This tool allows the homeowner to adjust the set point percentage for
both humidification (left slider) and dehumidification (right slider). Range is
15% to 60% humidity.
• Staged Outdoor Unit: This setting is
recommended when the outdoor air is
excessively humid. This setting may cool the
home below the set temperature in order to
remove excessive indoor humidity.
Table 3. Humidity Control Modes of Operations
• Variable Capacity Outdoor Unit:
Recommend when the outdoor air is
excessively humid. This setting adjusts
cooling based on installed duct sensor data.
This setting may cool the home below the set
temperature.
Setting
Description
Mode
NOTE: Discharge air temperature sensor
These thermostat modes allow the homeowner
to control the relative humidity (RH) between
15% and 45%.
(catalog number 88K38) is required.
This feature is applicable only to Lennox
communicating thermostats with either Lennox
communicating staged or variable capacity
outdoor units only. This setting automatically
adjusts both indoor fan speed and cooling power
based on local climate conditions using Climate
IQ® technology. This setting may cool the home
below the set temperature.
The following conditions must be met for either
mode to operate:
• Humidification mode has been enabled
• Unit is in HEAT mode
• Humidification demand exists
The below adjustment tools are only available with either Max or
Climate IQ setting selected.
overcooling
Additionally, the NORMAL mode requires that
heat demand exists.
humidification set−point
2°F
0°F
40%
4°F
0°F
15%
45%
34
| General | Details |
|---|---|
| Name | LENNOX S40 Smart Thermostat User Guide |
| Make | Lennox |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.3 MB |
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