14
Figure 8.
WIRING DIAGRAM
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
Line Voltage 208/230 VACPSA4BG/FS4BG - 2, 3, 4 Ton Split AC 1 Phase / 60 Hz
NOTES:
1. Disconnect all power before servicing.
2. For supply connections use copper conductors only.
3. Not suitable on systems that exceed 150 volts to ground.
4. For replacement wires use conductors suitable for 105 deg.C.
5. For ampacities and overcurrent protection, see unit rating plate.
1. Couper le courant avant de faire letretien.
2. Employez uniquement des conducteurs en cuivre.
3. Ne convient pas aux installations de plus de 150
volt a la terre.
6. Connect to 24 vac/60va/class 2 circuit. See furnace/air handler
installation instructions for control circuit and optional relay/
transformer kits.
7. Ferrite chokes are shown by an ellipse enclosing wires. The number
of turns per wire through the choke is shown by , for example.
2X
7113640
6/14
HIGH
PRESSURE
SWITCH
+12V
GND
DX+
DX-
INTERFACE BOARD
REV VLV
OUTDOOR TEMP
2# PMET LIOC1# PMET LIOC
SUCTION TEMP
SUCTION PRESSURE EXV DRIVER LPS
DISCHARGE TEMP
OUTDOOR
TEMP
DISCHARGE
TEMP
LOW PRESSURE
SWITCH
PWM FAN
CONTROL
COMPRESSOR
TO 208/230-1-60
POWER SUPPLY
REACTOR
GND
AC
OUT
AC
IN
32A
POWER LINE
FILTER
CONTACTOR
N
L
L
N
R
C
Y1
Y2
O
W2
L
L2
ON
LOW
HI
PWM
GND
FLT
RPM
W
V
U
BLACK
RED
BLUE
RED
WHITE
ETIHW
T2
T1
L2
L1
BLACK
YELLOW
BLACK
THERMOSTAT
CONTROL
POWER
24VAC
BROWN
RED
BLACK
YELLOW
RED
BLACK
1
2
3
4
5
6
7
24 VAC
DX+
DX-
2134
R
C
Y1
Y/Y2
O
W2
L
WU
V
COMPRESSOR SHELL
(TOP VIEW)
OUTDOOR
FAN MOTOR
8X
2X
8X
GREEN
BLACK
BROWN
1X
3X
1X
1X 2X 4X 2X
3X
3
2
1
FACTORY
TEST
PLUG
WHITE
RED
YELLOW
BLUE
BLACK
RED
RED
YELLOW
BLACK
BLACK
WHITE
YELLOW
GREEN
SHIELDING
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