5390862-UIM-A-0318
Johnson Controls Unitary Products 23
SECTION IX: WIRING DIAGRAM
FIGURE 22: Wiring Diagram
5390883-UWD-D-0218
DANGER - SHOCK HAZARD
TURN OFF ELECTRICAL POWER BEFORE SERVICING TO PREVENT POSSIBLE
DAMAGE TO THE EQUIPMENT AND POSSIBLE PERSONAL INJURY.
WAIT 2 MINUTES - ELECTRICAL COMPONENTS MAY HOLD CHARGE.
DO NOT REMOVE THIS COVER OR SERVICE THIS FOR 2 MINUTES AFTER THE
POWER HAS BEEN REMOVED.
CAUTION
TO PREVENT ELECTRICAL SHOCK OPEN REMOTE DISCONNECT SO ELECTRICAL
SUPPLY TO AC UNIT IS SHUT OFF.
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
EQUIVALENT.
DUAL CAPACITOR IS SHOWN. SINGLE CAPACITOR(S) MAY BE INSTALLED
ON UNIT.
WHERE POWER SUPPLY HAS (1) 230 VOLT CONDUCTOR AND (1) NEUTRAL
CONDUCTOR, CONNECT NEUTRAL TO CONTACTOR "L2" TERMINAL.
WHEN Y2-LOCK OR DEMAND RESPONSE ARE ENABLED, Y2out MUST BE
CONNECTED TO INDOOR BLOWER CONTROL TO CYCLE INDOOR
BLOWER SPEED.
1
2
AMB - AMBIENT TEMP SENSOR
BS - BONNET SENSOR
BSG - BONNET SENSOR
CAP - CAPACITOR
CC - CONTACTOR COIL
COMM - COMMUNICATION
COMPR - COMPRESSOR
CONT - CONTACTOR
CCH - COMPR. CRANKCASE HEATER
DR - DEMAND RESPONSE
DTS - DISCHARGE TEMP SENSOR
GND - GROUND
HPS - HIGH PRESSURE SWITCH
LPS - LOW PRESSURE SWITCH
SC - START CAPACITOR
SR - START RELAY
BLK - BLACK
BLU - BLUE
BLU/PNK - BLUE w/PINK STRIPE
BRN - BROWN
GRN - GREEN
GRN/YEL - GREEN w/YELLOW STRIPE
GRY - GREY
RED - RED
RED/WHT - RED w/WHITE STRIPE
WHT - WHITE
YEL - YELLOW
YEL/BLK - YELLOW w/BLACK STRIPE
YEL/RED - YELLOW w/RED STRIPE
Y
LEGEND
COLOR CODES
Y2
out
Y2
Y1
R
C
O
W
W1
out
W2
out
LPS
HPS
RV
MC
M
M2
M2C
AMB
COIL
DIS
PWM C
PWM
L1
BSG
BS
DR
COMM
B-
C
A+R
YEL
YEL
HPS
DTS
T
RED/WHT
RED/WHT
AMB
T
BLK
BLK
LPS
BLU/PNK
BLU/PNK
COMPR
RED
BRN
BLK
S
C
R
H
C
F
CAP
L1
L2
T1
T2
CC
OD FAN
CONTROLLER
OD FAN
MOTOR
GRY
BLU
GRN/YEL
BLK
RED
BLU
YEL/RED
BLU
YEL
GND
RED
BLU
YEL/RED
YEL/BLK
YEL
GRN
RED
WHT
BLK
RED
SEE UNIT INSTALLATION
INSTRUCTIONS FOR LOW VOLTAGE
TERMINATIONS
2 STAGE
CONTROL
HIGH VOLTAGE FIELD WIRING
LOW VOLTAGE FACTORY WIRING
HIGH VOLTAGE FACTORY WIRING
CONT
1
1
1
CCH
P1
P2
P3
P5
COMMUNICATIONS WIRING
OPTIONAL WIRING
3
4
CCH
BLK
BLK
BLK
BLK
BLK
GRN/YEL
SOLENOID COIL
2 STAGE COMPR.
SC
SR
1
2
5
BRN
BLK
YEL
RED
USE COPPER
CONDUCTORS ONLY
208-230 VAC 60 Hz
1 PHASE SUPPLY
5
DEFROST
COMP DELAY
Y2 LOCK
FOSSIL
FUEL
DEFR. TEMP
SW.POINT/HOT HP
BP LTCO
MODEL ID
FAULT
CODE
DISPLAY
COMM
P4
B-
C
A+R
DEMAND
RESPONSE
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