14
Electrical Information
Typical Wiring (Field Supplied) for 1-Stage Cool, 1-Stage Electric Heat
Typical Wiring (Field Supplied) for 1-Stage Cool, 2-Stage Electric Heat with an Optional Outdoor Thermostat
Figure 8. Typical Heat Pump Thermostat Connections 208V / 230V
G
C
W1
R
E
O
Y1
W2
G
C
A1
W1
R
Y2
E
O
Y1
W2
Y1- IN
R
O
C
W2 IN
Y2 IN (Not Used)
W2 Out
Defrost
Board
L-24V Output Fault Monitor
(See thermostat manual for
compatibility)
Brown
Orange
Accesory Heat
Plug
Indoor
Thermostat
Sub-Base
Unit Terminal
Block
1
2
3
4
5
6
7
8
9
to Blower Relay (Cooling Speed)
G
C
R
E
O
Y1
W2
G
C
A1
W1
R
Y2
E
O
Y1
W2
Y1- IN
R
O
C
W2 IN
Y2 IN (Not Used)
W2 Out
Defrost
Board
L-24V Output Fault Monitor
(See thermostat manual for
compatibility)
Brown
Orange
Accesory Heat
Plug
Indoor
Thermostat
Sub-Base
Unit Terminal
Block
1
2
3
4
5
6
7
8
9
Optional Outdoor
Thermostat
(Field Supplied)
to Blower Relay (Cooling Speed)
