UNIT 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.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
42
DCC048-060XXXBDXXXA*
H
C
RD
RD
1
RCCF
T
PU
CONTROL BOX
BR
C
2
T1
T3
T1
GR
BK
O
1
4
BR
3
BR
BK
9
RD
COMP
R
BR
3
RCCF
L
T2
3
C
W2
BL
BK
T
Y1
PLF 1
3
T
YL/PK
PU
F
BL
36
7
5
PU
T3
G
T2
COMPONENT LEGEND
BL
SUPPLY VOLTAGE
CM
BK
R
EM
/
L1
4
T1
RD
YL
5
0
C
CM
COMP
EM
GND
HPS
LPS
LVJB
PLF
RCCF
TB1
TR
WH
1
C
A
GR
24V
W1
RD
8
E
YL
M
C
2
PU
BL
S
L2
CONTACTOR
CONDENSER MOTOR
COMPRESSOR
EVAPORATOR MOTOR
EQUPIMENT GROUND
HIGH PRESSURE SWITCH
LOW PRESSURE SWITCH
LOW VOLTAGE JUNCTION BOX
FEMALE PLUG / CONNECTOR
RUN CAPACITOR FOR
COMPRESSOR FAN
TERMINAL BLOCK (24V SIGNAL)
TRANSFORMER
TR
TR
LVJB
OF OVER CURRENT PROTECTION
PLF 2
BL
5
++
YL
COMP
SEE UNIT RATING PLATE FOR TYPE AND SIZE
400V
C
400/3/50
T2
4
0
0
BL
Y2
/
GND
6
1
BK
SMOKE/FIRE DETECTOR
REPLACES JUMPER
N
G
RD
TB1
TB1
5
12
N
RD
BL
4
3
EM
GLC
GR
SEE NOTE 2
BL
400/3/50 0140L04819-A
NOTES:
1. REPLACEMENT WIRE MUST BE SAME SIZE AND
TYPE INSULATION AS ORIGINAL (AT LEAST 105C)
USE COPPER CONDUCTOR ONLY.
2. TO CHANGE EVAPORATOR MOTOR SPEED MOVE
WHITE AND YELLOW LEADS FROM "3" AND "4" TO
"4" AND "5". IF BOTH LEADS ARE ENERGIZED, THE
HIGHER SPEED SETTING IS USED.
3. USE COPPER CONDUCTORS ONLY
++
USE N.E.C. CLASS 2 WIRE.
400
YL
RD
BK
YL
BK
BK
WH
BL
LPS
YL/PK
GR
OR
WH
BR
PU
YL
5
1
OR
OR
O
LOW VOLTAGE
LINE VOLTAGE
FIELD WIRING
LOW VOLTAGE
FACTORY WIRING
HIGH VOLTAGE
BL
RD
OR
Y1
YL
W
BL
G
R
OR
W
NO EC
ONOMIZER
G
OR
YL
RD
Y2
Y1
PK
WH
W
R
RD
WH
GR
C
O
R
YL
O
GR
Y1
G
WH
W
ITH ECONOMIZER OPTION
C
GR
THERMOSTAT
FIELD WIRING
BL
C
O
2 STAGE COOLING
TB1
G
R
W
Y
C
O
TB1
TB1
Y
W
O
R
G
C
W
Y2
G
R
C
O
Y1
STAT
STAT
STAT
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRIP
GR GREEN
W
IRE CODE
BL BLUE
PU PURPLE
PK PINK
WH WHITE
BK BLACK
RD RED
BR BROWN
OR ORANGE
YL YELLOW
HPS
BL/PK
YL
WH
GR
YL
RD
F
WH
L3
T3
C
L3
T3
L2
C
L1
T1
T2
RD
BK
NOTE 3
NOTE 4
2
C
M
9
7
8
4
5
6
3
1
PLF2
2
24V
THERMOSTAT
4
PLF
6
5
C
TB1
L
P
S
2
1
EM
3
C
4
5
SEE NOTE #2
T
B
1
H
P
S
NOTE 5
7
8
9
S
1
S
2
R
D
R
D
P
K
P
K
Y
L
R
O
GCY1W1W2
Y2
S2
S1
R
O
GCY1W1W2
S2
S1
Y2
Y2
EQUIPMENT GROUND
FIELD GROUND
FIELD SPLICE
SWITCH (TEMP)
IGNITER
SWITCH (PRESS.)
OVERCURRENT
PROT. DEVICE
JUNCTION
TERMINAL
INTERNAL TO
INTEGRATED CONTROL
PLUG CONNECTION
++
++
OPTIONAL HIGH VOLTAGE
OPTIONAL LOW VOLTAGE
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