Instructions / Assembly

4
Conventional Heating
(2 Stages) & Cooling
(2 Stages) System with
Humidifier and Single
Transformer
Install a jumper between Rh
and Rc only if a single
transformer is used for
heating and/or cooling.
-
G
W2
Y2
O/B
H/Dh
Data
C
W/E
Y
Rh
Rc
Thermostat
-
G
W2
Y2
O/B
H/Dh
Data
C
W/E
Y
Rh
Rc
Thermostat
Conventional Heating
(1 Stage) & Cooling
(1 Stage) System with
Dual Transformer
The following are wiring diagrams for common
systems. If you are unsure of how to connect your
thermostat, please seek professional support.
Conventional Heating
(1 Stage) & Cooling
(2 Stages) with
Dehumidifier and
Single Transformer
Install a jumper between Rh
and Rc only if a single
transformer is used for
heating and/or cooling.
-
G
W2
Y2
O/B
H/Dh
Data
C
W/E
Y
Rh
Rc
Thermostat