Lennox EIM - Field Wiring

10
Field Wiring
Table 9. Wiring Diagrams
System Type Indoor Unit Outdoor Unit
EIM Jumper Settings
Diagrams
Unit Type Number and Type of Heat Stages
Air Conditioner Conventional Furnace Conventional Air Conditioner IFC Set to number of furnace stages. Figure 9 on page 11
Air Conditioner Conventional Air Handler Conventional Air Conditioner AHC
Set to number of air handler electric heat
stages.
Figure 9 on page 11
Heat Pump Conventional Air Handler Conventional Heat Pump HP
Set to number of heat pump compressor
stages.
Figure 10 on page 11
Dual Fuel Conventional Furnace
Lennox Communicating Heat
Pump
IFC Figure 12 on page 11
Dual Fuel
Lennox Communicating
Furnace
Conventional Heat Pump HP Figure 11 on page 11
Dual Fuel Conventional Furnace Conventional Heat Pump IFC Figure 13 on page 12
Dual Fuel with
iHarmony
Lennox Communicating
Furnace
Conventional Heat Pump HP Figure 16 on page 13
Baseboard Heat Conventional Air Handler*
Lennox Communicating Air
Conditioner or Heat Pump
IFC
Set to the number of heat pump
compressor stages or air handler electric
heat stages.
Figure 14 on page 12
Hot Water Coil with
Aquastat Blower
Control
Conventional Air Handler*
Lennox Communicating Air
Conditioner or Heat Pump
IFC Figure 15 on page 12
Accessories -
Dehumidiers,
humidiers, HEPA
Bypass Filter (HRV
/ ERV)
Conventional Air Handler or
Furnace
Conventional Air Conditioner or
Heat Pump
IFC Figure 17 on page 14
Accessories - EDA
Humiditrol and
LVCS Ventilation
Control
Conventional Air Handler or
Furnace
Conventional Air Conditioner or
Heat Pump
IFC Figure 18 on page 14
* 24VAC conventional air handler or CBX32MV(-6), CBA38MV or CBX40UHV used as 24VAC conventional.