5121495-UIM-D-0516
14
Johnson Controls Unitary Products
SECTION XI: WIRING DIAGRAM
FIGURE 15:
Wiring Diagram - Single Phase (Demand Defrost)
S
C
R
FAN MOTOR
GND
BRN
RED
BLK
S
C
R
BRN
CAP
H
C
F
RED
L1
L2
T1
T2
USE COPPER
CONDUCTORS
ONLY
208-230 VAC 60 Hz
1 PHASE SUPPLY
CC
CCH
COMPRESSOR
CONTACTOR
RV
SEE UNIT INSTALLATION
INSTRUCTIONS FOR LOW
VOLTAGE TERMINATIONS
BLK
BLK
BLU
BLU
WHT
BRN
ORG
YEL
RED
BLK
CS
AS
RED
RED
RED
BLK
GRY
RED
BLK
BLK
RED
BLK
ORG
BLK
YEL
1
2
5
BRN
SC
SR
HS
BLK
5132848-UWD-A-0515
BLK
ORG
HPS
LPS
FIELD WIRING, LINE VOLTAGE
OPTIONAL OR MODEL SPECIFIC
LOW VOLTAGE FACTORY WIRING
HIGH VOLTAGE FACTORY WIRING
TURN OFF ELECTRICAL POWER BEFORE SERVICING
TO PREVENT POSSIBLE DAMAGE TO THE EQUIPMENT
AND POSSIBLE PERSONAL INJURY.
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
LEGEND
AS - AMBIENT SENSOR
CAP - CAPACITOR
CC - CONTACTOR COIL
CCH - CRANKCASE HEATER
HPS - HIGH PRESS SWITCH
HS - HEATER SWITCH
CS - COIL SENSOR
LPS - LOW PRESS SWITCH
RV - REVERSING VALVE
SC - START CAPACITOR
SR - START RELAY
COLOR CODE
BLK - BLACK
BLU - BLUE
BRN - BROWN
GRN - GREEN
GRY - GREY
ORG - ORANGE
PNK - PINK
PUR - PURPLE
RED - RED
WHT - WHITE
YEL - YELLOW
DANGER - SHOCK HAZARD
CAUTION
BLK
BLK
YEL
YEL
BLU
BLU
C R O Y W Wout
HPS LPS RV RVG C M COIL AMBIENT
HIGH VOLTAGE
COND FAN
DEMAND DEFROST
BOARD
