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WIRING DIAGRAM
RD
BK
SEE NOTE 6
CH
RD
BK
GR BK PU
PLF-P
BK
10
1
1
1
2
BK
7
9
RVC
6
YL
4
2
3
YL
1
LPS
BR
PU
PU
HPS
BR
DFT
PU
BK
BR
CM
COMPONENT LEGEND
FACTORY WIRING
LINE VOLTAGE
C
CONTACTOR
LOW VOLTAGE
CCR
COMPRESSOR CONTACTOR RELAY
OPTIONAL HIGH
CH
CRANKCASE HEATER
VOLTAGE
CHS
CRANKCASE HEATER SWITCH
CM
CONDENSER MOTOR
COMP
COMPRESSOR
CSR
COMPRESSOR SOLENOID RELAY
DC
DEFROST CONTROL
DFT
DEFROST THERMOSTAT
FIELD WIRING
EM
EVAPORATOR MOTOR
HIGH VOLTAGE
GND
EQUIPMENT GROUND
LOW VOLTAGE
HPS
HIGH PRESSURE SWITCH
HVDR
HIGH VOLTAGE DEFROST RELAY
LPS
LOW PRESSURE SWITCH
LVDR
LOW VOLTAGE DEFROST RELAY
LVJB
LOW VOLTAGE JUNCTION BOX
LVTB
LOW VOLTAGE TERMINAL BLOCK
WIRE CODE
PLF-C
FEMALE PLUG/CONNECTOR - CONTROL
PLF-H
FEMALE PLUG/CONNECTOR - HEAT KIT
BK
BLACK
PLF-P
FEMALE PLUG/CONNECTOR - PESSURE SWITCH
BL
BLUE
PLM-B
MALE PLUG/CONNECTOR - BLOWER
BR
BROWN
PLM-P
MALE PLUG/CONNECTOR - PRESSURE SWITCH
GR
GREEN
RVC
REVERSING VALVE COIL
OR
ORANGE
RCCF
RUN CAPACITOR FOR COMPRESSOR AND FAN
PU
PURPLE
SA
START ASSIST
RD
RED
TR
TRANSFORMER
WH
WHITE
YL
YELLOW
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE!
M
ULTIPLE POWER SOURCES MAY BE PRESENT
SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH
BL
YL
SOL
YL
S
C
COMP
BK
RD
R
CHS
PK
CCR
GR
BK
PU
PLM-P
10
11
12
LVDR
7
9
8
8
6
5
4
5
1
2
3
HVDR
BK
BK
BR
PU
PU
BR
YL
YL
RD
PU
YL
YL
2
4
CSR
PU
1
3
BK
YL
YL
BL
PU
BK
GR
BL
C
L G N
SEE NOTE 2
1
2
3
4 5
EM
WH
GR
YL
NOTES:
1. REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE INSULATION AS
2. TO CHANGE EVAPORATOR MOTOR SPEED MOVE YELLOW AND WHITE
3 FOR 208 VOLT TRANSFORMER OPERATION MOVE BLACK WIRE
4. START ASSIST FACTORY EQUIPPED WHEN REQUIRED
5. USE COPPER CONDUCTORS ONLY
6. CRANKCASE HEATER AND CRANKCASE HEATER SWITCH FACTORY
7. DOUBLE POLE CONTACTOR SHOWN. SINGLE POLE CONTACTOR
D
ISCONNECT
BL
BL
GR
PU
1
CNT
PU
C
208
0
24V
OR
0
BL
PK
BK
0-RV
C-RV
BK
W
Y
PU
Y
PS2
SEE
NOTE 4
SA
BR
BR
YL
YL
BL
BL
BL
WH
12
9
6
3
BL
5
2
11
8
10
4
1
7
GR
PLF-C
BR
YL
12
9
6
3
WH
WH
2
11
8
5
BR
PLF-H
10
4
7
1
3
6
PLM-B
2
5
BL
GR
YL
4
BL
ORIGINAL (AT LEAST 105°C) USE COPPER CONDUCTOR ONLY.
LEADS FROM EM"2" AND "3" TO "4" AND "5". IF BOTH LEADS ARE
ENERGIZED, THE HIGHER SPEED SETTING IS USED.
FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
USE N.E.C. CLASS 2 WIRE
EQUIPPED WHEN REQUIRED.
COULD BE FACTORY EQUIPPED AS AN ALTERNATE CONFIGURATION.
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
0140G04628-A
208-230/1/60
21
GPHM5[24-48]***41*
ALL
POWER BEFORE SERVICING
. F
AILURE TO DO
PU
BL
PU
BL
BK
SEE
PU
NOTE 3
RD
2
3
T2
L2
240
RD
C
TR
BK
BK
T1
L1
BK
RD
PU
YL
YL
RD
RD
BR
SEE NOTE 7
H
C
F
YL
RCCF
RD
WH
WH
BL
LVTB
WH
WH
BL
L1
9
8
7
1
C
T1
C
COMP
2 POLE ONLY
S.A
SEE NOTE 7
SEE NOTE 4
SEE NOTE 2
N
EM
G
1
SEE NOTE 3
RVC
R
R
4
5
6
PLF
.
.
SEE NOTE 1
208/230/1/60
BK
BK
GND
CONTROL
BOX
LVJB
RD
R
O
OR
PU
Y1
THERMOSTAT
BL
C
SEE NOTE 5
W1
WH
YL
Y2
G
GR
BR
W2
L2
SUPPLY VOLTAGE
208-230/1/60
SEE NOTE 1
T2
C
R
C
DF1
DF2
HVDR
S
H
RCCF
F
CM
SEE NOTE 6
CH
CHS
L
3
2
208-230
2
3
1
TR
24V
DFT
O-RV
C-RV
DFT
R-DFT
C
DC
O
W
Y
R-PS1
PS2
CNT
LPS
SEE NOTE 2
2
3
HP
C
S
1
EM
CSR
SOL
C
R
W2
O
W1 Y1
Y2
G
C
THERMOSTAT
SEE NOTE 5
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