16
Electrical information
Figure 8. typical Heat Pump thermostat connections 208V / 230V
E
R
W2
O
Y1
INDOOR
HEAT PUMP
THERMOSTAT
ECONOMIZER PLUG
(IF APPLICABLE. SEE ECONOMIZER
INSTALLATION INSTRUCTIONS)
C
G
DEFROST
BOARD
1
2
3
4
5
6
7
8
9
Brown
ACCESSORY
HEAT PLUG
Typical Wiring for Single Stage Heat Pump Operation with Single Stage Auxillary Electric Heat
R
W2 IN
O
Y
C
1 2 3 4 5 6 7 8 9
E
R
W1
O
Y2
C
G
A1
Y1
W2
UNIT LOW
VOLTAGE
TERMINAL
BOARD
Blower
Relay
See Note
W2 OUT
L
E
R
W1
O
Y1
INDOOR
HEAT PUMP
THERMOSTAT
C
G
DEFROST
BOARD
Typical Wiring for Two-Stage Heat Pump (Cool) Operation (Econ HP Cool)
E
R
W1
O
Y2
C
G
A1
Y1
UNIT LOW
VOLTAGE
TERMINAL
BOARD
Y2
E
R
W2 IN
O
Y
C
M
1
2
3
4
5
6
7
8
9
Brown
ACCESSORY
HEAT PLUG
1 2 3 4 5 6 7 8 9
ECONOMIZER PLUG
(IF APPLICABLE. SEE ECONOMIZER
INSTALLATION INSTRUCTIONS)
Blower
Relay
See Note
L
W2 OUT
W2
FACTORY WIRING
FIELD WIRING
NOTE:
If installing an economizer using the new Honeywell W7220A JADE control module, the following change MUST be made to
the heat pump low voltage wiring:
• Green wire from economiz
er plug pin # 1 can be relocated from Low Voltage Terminal Board
“G”
to Low Voltage Terminal Board “R
”
for
economizer operation. See economizer installation instructions for detailed information.
