28
WIRING DIAGRAMS
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
WA
RN
IN
G
HI
GH V
O
L
T
AGE
!
DI
S
C
ONNE
CT
AL
L
P
O
WE
R BE
F
O
RE
S
E
R
V
ICI
NG OR I
N
S
T
AL
L
ING T
H
IS
U
N
IT
. M
U
LTI
PLE
PO
W
E
R
S
O
U
R
C
ES
M
A
Y B
E
PR
ESEN
T
. F
A
ILU
R
E
TO
DO S
O
M
A
Y
CAUS
E
P
R
OP
E
R
T
Y
DAM
AGE
, P
E
RS
ONAL
I
N
J
URY
OR
DE
AT
H.
GPH13[48-60]M41AB
2
3
SEE NOTE 2
WH
SEE NOTE 3
EM
TR
208-240
3
CONTROL
BOX
240
RD
208-240/1/60
SUPPLY VOLTAGE
C
COMP
C
S.A.
S
T1
R
L1
C
SEE NOTE 4
H
F
RC CF
CM
HVDR
T2
C
L2
RD RD
RD
RD
RD
BK
H
RCCF
F
C
YL
BR
PU
2
24V
208
C
BK
1
PU
COMP
CM
BR
BR
PU
4
1
PLF
PU
BK
YL
S
BK
RD
BK
5
6
2
3
C R
LVJB
RD
OR
BL
BR
WH
GR
YL
R
O
C
W2
W1
G
T
O
T
S
M
R
E
H
T
T2
T1
RD
BL
SEE NOTE 3
PU
BL
L1
GND
C
L2
PU
BK
60
/
/
1
0
4
2
-
8
0
2
7
8
9
BL
BR
WH
208-240/1/60 0140G01640-A
RD
RD
BK
BK
RD
PU
C L G N
1 2 3
BL
BL
BL
RD
GR
GR
GR
WH
RD
EM
GR
SEE NOTE 2
DFT
RVC
++
1
L
1
3
2
N
G
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
COMPONENT LEGEND
C
CCR
CH
CHS
CM
COMP
DC
DFT
EM
GND
HVDR
LPS
LVDR
LVJB
PLF
RVC
RCCF
SA
TR
HPS
CONTACTOR
COMPRESSOR CONTACTOR RELAY
CRANKCASE HEATER
CRANKCASE HEATER SWITCH
CONDENSER MOTOR
COMPRESSOR
DEFROST CONTROL
DEFROST THERMOSTAT
EVAPORATOR MOTOR
EQUIPMENT GROUND
HIGH VOLTAGE DEFROST RELAY
LOW PRESSURE SW ITCH
LOW VOLTAGE DEFROST RELAY
LOW VOLTAGE JUNCTION BOX
FEMALE PLUG / CONNECTOR
REVERSING VAVLE COIL
RUN CAPACITOR FOR
COMPRESSOR AND FAN
START ASSIST
TRANSFORMER
HIGH PRESSURE SWITCH
WIRE CODE
BK BLACK
BL BLUE
BR BROW N
GR GREEN
OR ORANGE
PU PURPLE
RD RED
WH W HITE
YL YELLOW
FACT ORY WIRING
LINE VOLTAGE
LOW VOLTAGE
OPTINAL HIGH
VOLTAGE
FIELD WIRING
HIGH VOLTAGE
LOW VOLTAGE
NOTES:
1. REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE INSULATION AS
ORIGINAL (AT LEAST 105°C) USE COPPER CONDUCTOR ONLY.
2. TO CHANGE EVAPORATOR MOTO R SPEED MOVE W HITE AND YELLOW
LEADS FROM EM"2" AND "3" TO "4" AND "5". IF BOTH LEADS ARE
ENERGIZED, THE HIGHER SPEED SETTING IS USED.
3 FOR 208 VOLT TRANSFORMER O PERATION MOVE PURPLE WIRES FROM
TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
4. START ASSIST FACTORY EQUIPPED W HEN REQUIRED
5. USE COPPER CONDUCTORS ONLY
++ USE N.E.C. CLASS 2 WIRE
6. CRANKCASE HEATER AND CRANKCASE HEATER SWITCH FACTORY
EQUIPPED WHEN REQUIRED.
7. DOUBLE POLE CONTACTOR SHOWN. SINGLE POLE CONTACTOR
COULD BE FACTORY EQUIPPED AS AN ALTERNATE CONFIGURATION.
8. COMMON SIDE OF CONTACTOR CAN NOT BE GROUNDED OR
CONNECTED TO ANY OTHER COMMON (24V).
SEE NOTE 5
SA
SEE NOTE 4
RD
YL
BK
BK
BK
OR
OR
GR
YL
WH
4 5
HPS
CH
CHS
LPS
BL
YL/PK
DF1
DF2
R-DFT
R
C
C
PS2
R-PS1
CCR
CNT
C-RV
O-RV
W
DFT
C
Y
PU
DC
BK
RD
R
LVDR
HVDR
O
Y
PU
SEE NOTE 6
PU
SEE NOTE 7
SEE NOTE 8
SEE
NOTE
6
RD
SEE
NOTE
6
RD
CHS
CH
GR
BK
BK
BK
BK
PU
BK
PU
PU
BL/PK
BL/PK
YL/PK
PU
R
W 2
O W 1
Y
G
C
4
5
6
PLF
EM
1
C
HPS
C
THERMOSTAT
2
3
SEE
NOTE
2
24V
DC
DFT
Y
C
R
RVC
LPS
CNT
R-PS1
PS2
R
W
O
R-DFT
DFT
O-RV
C-RV
YL
YL
2
POLE
ONLY
SEE
NOTE
7
WH
PU
PU
YL
YL
BL
A
