Lennox International Inc XP2101, XC2105 Wiring Diagrams, icomfort by Lennoxt AIR HANDLER AHC

Wiring Diagrams

icomfortt Communicating Indoor/non−Communicating Outdoor System Wiring

icomfort by Lennoxt AIR HANDLER (AHC)

icomfort by Lennoxt FURNACE (IFC) OR AIR HANDLER (AHC)

OPTIONAL DIS-

CHARGE AIR SEN-

SOR (SEE DAS

NOTE Page 59)

icomfort Wi-Fit

THERMOSTAT

RSBus

Maximum total length of all connec- tions on the RSBus is limited to 1500ft.

Wire gauge of RSBus wire is 18.

icomfort Wi-Fit Thermostat

icomfort by Lennoxt Air Handler

Standard Outdoor Heat Pump

OPTIONAL OUT-

DOOR AIR SENSOR

(SEE OAS NOTE

Page 59)

Setup Notes:

Cut Y1−Y2 Onboard Link

For 2−stage Outdoor

Units

Cut R−O Onboard Link

For Outdoor Heat Pump

Units

STANDARD

OUTDOOR HEAT

PUMP UNIT − 1

OR 2 STAGE

OPTIONAL DIS-

CHARGE AIR SEN-

SOR (SEE DAS

NOTE Page 59)

icomfort Wi-Fit

THERMOSTAT

RSBus

Maximum total length of all connec- tions on the RSBus is limited to 1500ft.

Wire gauge of RSBus wire is 18.

Setup Note:

Cut Y1−Y2 Onboard

Link For 2−stage

Outdoor Units

icomfort Wi-Fit Thermostat

icomfort by Lennoxt Indoor Furnace or Air Handler Standard Outdoor Condensing Unit

OPTIONAL OUT-

DOOR AIR SENSOR

(SEE OAS NOTE

Page 59)

STANDARD

OUTDOOR AIR CONDITIONING UNIT − 1 OR 2 STAGE

506920−01 09/12 Page 60