Service Manual
49
WIRING DIAGRAMS
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
SEE NOTE 2
SEENOTE3
EM
TR
208-240
3
240
208-240/1/60
SUPPLY VOLTAGE
C
COMPC
S.A .
S
T1
R
L1
DF1
C
SEE NOTE 4
H
F
RCCF
CM
HVDR
T2
C
DF2
L2
H
RCCF
F
C
BR
PU
2
24V
208
TR
C
BK
1
PU
COM P
CM
BR
BR
PU
41
PLF
PU
BK
YL
S
BK
RD
BK
5
6
2
3
CR
LVJB
RD
OR
BL
BR
WH
GR
YL
R
O
C
W2
W1
G
Y
A
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
0140G01640-C
RD
RD
BK
BK
RD
PU
C
L G N
1 2 3
BL
BL
RD
GR
GR
RD
EM
GR
SEE NOTE 2
DFT
RVC
++
L
1 3
2
N
G
NOTES:
1. REPLACEMENTWIREMUSTBESAMESIZEANDTYPEINSULATIONAS
ORIGINAL (AT LEAST 105°C) USE COPPER CONDUCTOR ONLY.
2. TOCHANGEEVAPORATORMOTOR SPEEDMOVE WHITE 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 208VOLT TRANSFORMER OPERATION MOVEPURPLE WIRES
FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
4. START ASSIST FACTORY EQUIPPED WHEN REQUIRED
5. USE COPPER CONDUCTORS ONLY
++
USEN.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 ASAN 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
RDYL
BK
OR
GR
4 5
HPS
CH
CHS
LPS
YL/PK
PU
R
D
R
D
C
H
S
C
H
G
R
B
K
B
K
B
K
B
K
P
U
B
K
P
U
P
U
B
L
/
P
K
B
L
/
P
K
P
U
R
W
2
O
W
1
Y
G
C
4
5
6
P
L
F
E
M
1
C
H
P
S
C
T
H
E
R
M
O
S
T
A
T
2
3
S
E
E
N
O
T
E
2
2
4
V
D
C
D
F
T
Y
C
R
R
V
C
L
P
S
C
N
T
R
-
P
S
1
P
S
2
R
W
O
R
-
D
F
T
D
F
T
O
-
R
V
C
-
R
V
Y
L
2
P
O
L
E
O
N
L
Y
S
E
E
N
O
T
E
7
P
U
Y
L
B
L
SEENOTE6
SEE NOTE 6
SEE NOTE 6
R
D
YL
R
D
P
U
W
H
B
L
O
R
CONTROL
BOX
Y
L
SEE NOTE 7
SEE NOTE 8
Y
L
W
H
W
H
W
H
B
K
B
K
B
K
P
U
P
U
P
U
Y
L
R
D
B
L
Y
L
O
R
Y
L
/
P
K
PS2
C
C
R
C
Y
Y
R-PS1
R-DFT
DFT
0
CNT
CCR
HV D R
LVDR
W
C-RV
0-RV
0
DF2
DF1
R
D
C
G
R
R
D
R
D
R
D
W
H
R
D
Y
L
Y
L
W
H
B
K
B
K
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
CRACKCASE HEATER
CRACKCASE HEATER SWITCH
CONDENSERMOTOR
COMPRESSOR
DEFROST CONTROL
DEFROST THERMOSTAT
EVAPORATOR MOTOR
EQUIPMENT GROUND
HIGH VOLTAGE DEFROSTRELAY
LOW PRESSURESWITCH
LOW VOLTAGE DEFROST RELAY
LOW VOLTAGE JUNCTION BOX
FEMALE PLUG / CONNECTOR
REVERSING VALVE COIL
RUN CAPACITOR FOR
COMPRESSOR AND FAN
START ASSIST
TRANSFORMER
HIGHPRESSURE SWITCH
FA
CTORY WIRING
LINE VOLTAGE
LOW VOLTAGE
OPTIONAL HIGH
VOLTAGE
FIELD WIRING
HIGH VOLTAGE
LOW VOLTAGE
WIRE CODE
BK BLACK
BL BLUE
BR BROWN
GR GREEN
OR ORANGE
PU PURPLE
RD RED
WH WHITE
YL YELLOW
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
EQUIPMENT GROUND
FIELD GROUND
FIELD SPLICE
SWITCH (TEMP)
IGNITER
SWITCH (PRESS.)
OVERCURRENT
PROT. DEVICE
JUNCTION
TERMINAL
INTERNAL TO
INTEGRATED CONTROL
PLUG CONNECTION
++
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
*PH14[24-36]DC / *PH14[42-60]EB