Lennox iComfort E30 Installation And Setup Manual page 9

E30 SMART HUB
Figure 9. Dual-Fuel - Conventional Furnace with Conventional Heat
Pump (Defrost Tempering Kit Installed)
E30 Smart Hub
Figure 10. Hydronic Baseboard Heating with Conventional Air Handler
NOTE: Defrost temperating is provided
by kit 67M41. Tempering thermostat-
cycles furnace on at 80ºF (26.7ºC) and
off at 90ºF (32.2ºC).
Set "Unit Type" to IFC for furnace.
Set "Heat Stages" to number of gas
heat stages.
Remove jumper between R and W2
3
if present. Not removing may cause
erroneous alert code 125 to appear.
Not all furnaces have Y1, Y2 and O
connections. Wire E30 Smart Hub direct
to heat pump unit in those cases.
3
Terminals O, DS, Y1 and
Y2 used only on some air
handlers.
Cut on-board links R-DS
and R-0.
Set "Unit Type" to IFC
(furnace). This will allow
baseboard heating (water
coil heat) to come up to
the Aquastat thermostat's
temperature set point.
Once the temperature set
point is reached, the
indoor fan will start.
E30 Smart Hub
Figure 11. Hot Water Coil Heat with Aquastat Blower Control with Con-
ventional Air Handler
E30 Smart Hub
Figure 12. Enhanced Dehumidification Accessory (EDA) - Humiditrol
with Conventional Indoor (Variable Speed) and Outdoor Units
9
Remove jumper between R and W2
if present. Not removing may
cause erroneous alert code 125
to appear.
Aquastat provided by installer.
Set air handler continuous fan
speed to desired heating CFM
Set E30 unit type to IFC to
prevent fan operation during
baseboard heating or until
Aquastat closes on hot water
coil heat.
NOTE: Terminals O, DS, Y1 and Y2 used
only on some air handlers.
NOTE: Cut on-board links R-DS and R-O
on Lennox communicating air handler
control.
Set "Unit Type" to IFC for furnace
and AHC for air handler.
Remove jumper between R and W2 if present.
Not removing may cause erroneous alert code 125
to appear.
EDA Humiditrol can only be installed on matched
systems with variable speed or CBX27 indoor units.