Lennox 19V30 - Page 9

9
DATS
(Required)
OATS (Optional)
IN-ZONE
THERMOSTAT S
PWR
D+
D-
C
PWR
D+
D-
C
PWR
D+
D-
C
See iHarmony Installation instruction for damper connection information.
INDOOR
DOOR” ON DAMPER CONTROL MODULE TO
CONNECT TO THE INDOOR UNIT.
PWR
D+
D-
C
iComfort Indoor
Unit
TS
TS
T
T
A
A
T
T
IHARMONY ZONING
SYSTEM
To Smart
Hub
To indoor unit
To iHarmony
If unable to connect two wires
to indoor unit terminals then
pigtail wiring as exampled
here.
COMM
+
BUS
A B
S30 Smart Hub
HD
Display
Subbase
DATS
UP TO THREE
IN-ZONE
THERMOSTATS
ARE SUPPORTED
ACC1
ACC2
iComfort
Outdoor
Unit
If TSTAT terminal is present,
DO NOT use
.
-
+
A B
-
Figure 8. iComfort S30, Lennox Communicating Indoor and Outdoor Units, iHarmony Zoning System (Damper Control Module) and Zone Sensors