835966-UIM-E-0814
24
Johnson Controls Unitary Products
FIGURE 23:
Wiring Diagram - 2 Stage with PSC Outdoor Fan Motor
208 - 230V
LADDER DIAGRAM
USE
COPPER
CONDUCTORS
ONLY
208-230 VAC 60 Hz
1 PHASE SUPPLY
WIRING DIAGRAM
S
C
R
FAN MOTOR
6
3
5
4
2
1
S
C
R
COMPRESSOR
GND
LEGEND
AS - AMBIENT SENSOR
CAP - CAPACITOR
COMM - COMMUNICATION
COMP - COMPRESSOR
CCH - CRANKCASE HEATER
CC - CONTACTOR COIL
DS - DISCHARGE SENSOR
HPS - HIGH PRESS SWITCH
IR - ISOLATION RELAY
LS - LIQUID SENSOR
LPS - LOW PRESS SWITCH
OFM - OUTDOOR FAN MOTOR
RV - REVERSING VALVE
SC - START CAPACITOR
SR - START RELAY
XFRM - TRANSFORMER
COLOR CODE
BLK - BLACK
BLK/PNK -
BLACK/PINK
BLU - BLUE
BRN - BROWN
BLU/YEL
BLUE/YELLOW
BRN/PNK -
BROWN/PINK
BRN/WHT -
BROWN/WHITE
GRN - GREEN
GRY - GREY
ORG - ORANGE
PUR - PURPLE
RED - RED
SLV - SILVER
WHT - WHITE
YEL - YELLOW
Y/B -
YELLOW/BLACK
DANGER - SHOCK HAZARD
TURN OFF ELECTRICAL POWER BEFORE SERVICING
TO PREVENT POSSIBLE DAMAGE TO THE EQUIPMENT
AND POSSIBLE PERSONAL INJURY.
CAUTION
TO PREVENT ELECTRICAL SHOCK OPEN REMOTE
DISCONNECT SO ELECTRICAL SUPPLY TO HEAT
PUMP IS SHUT OFF.
COMPONENTS SHOWN IN DASH LINES
ARE OPTIONAL.
DUAL CAPACITOR SHOWN. SEPARATE
CAPACITORS MAY BE USED ON ACTUAL
UNIT.
WIRING MUST CONFORM TO
NATIONAL AND LOCAL CODES.
IF ANY OF THE ORIGINAL WIRE SUPPLIED
WITH THIS UNIT MUST BE REPLACED, IT
MUST BE REPLACED WITH 105
C
THERMOPLASTIC OR ITS EQUIVALENT.
WHERE POWER SUPPLY HAS ONE (1) 230
VOLT CONDUCTOR AND ONE (1) NEUTRAL
CONDUCTOR, CONNECT L2 OF CONTACTOR
TO NEUTRAL.
1
2
3
4
5
HIGH VOLTAGE FACTORY WIRING
LOW VOLTAGE FACTORY WIRING
OPTIONAL WIRING
FIELD WIRING, LINE VOLTAGE
C
M1
M2
M
HPS
HPS
C
Y1
Y2
O
W
X/L
R
BSG
BS
Y2 OUT
W2 OUT
W1 OUT
RV
RVG
LPS
LPS
L1
ODF
CCH
LLG
LL
AMB
AMBG
DIS
DISG
DEFROST CONTROL
A R C B
A R C B
COMM
COMM
C
M1
M2
M
HPS
HPS
C
Y1
Y2
O
W
X/L
R
BSG
BS
Y2 OUT
W2 OUT
W1 OUT
RV
RVG
LPS
LPS
L1
ODF
CCH
LLG
LL
AMB
AMBG
DIS
DISG
DEFROST CONTROL
A R C B
A R C B
COMM
COMM
SEE UNIT
INSTALLATION
INSTRUCTIONS
FOR LOW VOLTAGE
TERMINATIONS
L2
CC
BRN/PNK
BRN/PNK
BLK
GRY
ORG
BLK/PNK
WHT
SEE UNIT
INSTALLATION
INSTRUCTIONS FOR
COMMUNICATION
TERMINATIONS
BLK
RED
GRN
OFM
BRN/WHT
BRN
RED
1
3
6
BLU
BLU
WHT
WHT
RED
RED
230V
24V
XFMR
IR
1
2
4
3
BLU
S
C
R
COMP
L1
T1
BLK
BLK
L1
CC
L2
BLK
YEL
BLU/YEL
ORG
WHT
PUR
RED
Y/B
Y/B
BLU
GRY
BRN
BLK/PNK
BLK
BLK
RV
BLU
BLU
BRN
ORG
BLK
BLK
YEL
BLK
LPS
HPS
DS
AS
LS
RED
BRN
RED
CAPACITOR
H
C
F
RED
2 STAGE
COMPR
SOL COIL
SEE UNIT
INSTALLATION
INSTRUCTIONS
FOR LOW VOLTAGE
TERMINATIONS
BRN/PNK
BRN/PNK
BLK
GRY
ORG
BLK
YEL
BLU/YEL
ORG
WHT
PUR
RED
Y/B
Y/B
BLU
GRY
BRN
HPS
BLK/PNK
BLK/PNK
BLK
BLK
RV
YEL
BLK
LPS
L1
L2
T1
T2
CC
230V
24V
XFMR
CAP
H
C
F
1
2
4
3
WHT
SEE UNIT
INSTALLATION
INSTRUCTIONS FOR
COMMUNICATION
TERMINATIONS
BLK
RED
GRN
2 STAGE
COMP
SOL COIL
BLK
BRN
GRN
RED
BLK
RED
BRN/WHT
BLK
BRN
RED
BRN
BLU
BLU
BLU
RED
BLK
BLU
BLU
WHT
WHT
RED
RED
LS
AS
DS
509412-UWD-C-0513
T2
CC
S
C
R
RED
CCH
ORG
ORG
CCH
ORG
ORG
RED
IR