Normal; Auxiliary Dehumidifier; Humiditrol; Max - Lennox ComfortSense 7500 Installation And Setup Manual

NORMAL

In this mode, dehumidification occurs if these
conditions are met and signals are present at
specific terminals:
1. Dehumidification has been enabled on
installer settings.
2. Unit is in COOL mode.
3. Dehumidification demand exists (RH above
set point).
4. Cooling demand exists (Y1 energized).

MAX

In this mode, dehumidification occurs if all MAX
conditions are true, except cooling demand may
or may not be present. Maximum over cool from
cooling set point is 2ºF.

AUXILIARY DEHUMIDIFIER

The auxiliary dehumidifier setting is used when a
whole home dehumidifier
dehumidification. This requires:
1. Whole home dehumidifier has been wired to
thermostat per dehumidifier installation
instructions.

HUMIDITROL

If Humiditrol is enabled in the installer settings,
then
operation. Overcooling ranges from 2ºF below the
cooling setpoint (MIN setting) down to 2ºF above
the heating setpoint (MAX setting). Halfway
between the two settings is the MID setting.
If a Humiditrol
the thermostat must be configured to properly
operate the Humiditrol
Figure 22 for the Humiditrol
is used for
flowchart):
Check the HUMIDITY SETTINGS in user settings
to confirm that the user has turned ON
dehumidification setting.
39
2. Dehumidification has been enabled on
.
installer settings
3. Unit is in COOL mode, (or if in AUTO, there
has been at least one thermostat cooling call
made prior to the dehumidification demand)
4. Dehumidification demand exists (RH above
set point).
®
this adjustment
®
EDA is installed and enabled, then
affects overcooling
®
EDA as follows (see
®
EDA operation
.