12
Outdoor Unit Typical Wiring Diagram
Complete Installation
1. Operate the heat pump for a period of at least 15 minutes to
allow for pressures and temperatures to stabilize.
2. If heat pump does not appear to be functioning correctly,
have heat pump checked by a person certified by the EPA to
handle refrigerant.
F
C H
R
S
C
C
Equipment
Ground
Crankcaser
Heater
L2
208-230/60/1
L1
Compressor
Contactor
BK
Y
R
R
Compressor
Ground
Lug
Ground
L2
L1
208-230/60/1
Dual Capacitor
R
Compressor
Contactor
BK
Compressor
Crankcase Heater
R
Y
S
R
Crankcase
Thermostat
C R
W1
O
Y1
W1
C
L
R
O
Y1
Fan
O-OUT
LO-PS
DF
HI-PS
Common
Y1 OUT
Defrost
Control
Reversing Valve
Defrost
Thermostat
Fan
Defrost
Control
OR
Crankcase
Thermostat
W1
C
L
R
O
Y1
Fan
O-OUT
LO-PS
DF
HI-PS
Common
Y1 OUT
Defrost Control
Thermostat
Thermostat
Compressor
Contactor
Defrost Switch
L1
BK
C R W1 O Y1 Y2
Y1
C
L
Y2
R
L
24V
W1
C
L
R
O
Y1
Sole
Diagnostic
Module
Y2
Low Pressure
Switch
High
Pressure
Switch
Diagnostic
Module
L
R
Y1
C
Y2
L
24V
Y
LT BU
R
BU
R
Y
LT BU
BU
LO-PS
Low Pressure
Switch
High Pressure
Switch
HI-PS
Outdoor
Fan
Motor
Line Voltage Factory Installed
Line Voltage Field Installed
24 Volt Factory Installed
Class II Voltage Field Installed
R
R
R
BU
BK
G
Y
Outdoor
Fan
Motor
Dual
Capacitor
PR
H
C
BU
Blue
BK
Black
G
Green
R
Red
LT BU
Light Blue
Y
Yellow
PR
Purple
BK
