46
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
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.
DCG0360453B* THREE PHASE 208/230V/60HZ
BELT DRIVE
INSTALLER/SERVICEMAN
FALSE FLAME SENSED
OPEN LIMIT SWITCH
WITHOUT INDUCER ON
PRESSURE SWITCH
NORMAL OPERATION
INTERNAL CONTROL
3 BLINKS
6 BLINKS
4 BLINKS
5 BLINKS
OUTPUT DELAY
COMPRESSOR
OFF
ON
1 BLINK
2 BLINKS
STATUS LIGHT
OPEN AUX. LIMIT
IGNITION FAILURE
OPEN ROLLOUT
SWITCH
OPEN
SWITCH
NO POWER OR
EQUIP. STATUS
CHECK
MAIN LIMIT OPEN
BAD SWITCH
3 MIN. COMP.
PRESSURE SWITCH
GAS PRESSURE
FLAME ROLLOUT
AUX. LIMIT OPEN
FLAME SENSOR
BAD SWITCH
GAS VALVE
GAS FLOW
PRESSURE SWITCH
CHECK
-
CHECK
TRANSFORMER
TR
ALS
COMP
COMPONENT LEGEND
COMPRESSOR
EM
IIC
IGN
GND
FS
GV
C
F
FUSE
FC
EVAPORATOR MOTOR
FLAME SENSOR
EQUIPMENT GROUND
IGNITOR
GAS VALVE
CONTACTOR
FAN CAPACITOR
RS
TB1
PLF
PS
VM
VMR
ROLLOUT SWITCH
TERMINAL BLOCK (24V SIGNAL)
PRESSURE SWITCH
VENT MOTOR
VENT MOTOR RELAY
LIMIT SWITCH
LS
CONDENSER MOTOR
CM
INTEGRATED IGNITION CONTROL
FEMALE PLUG/CONNECTOR
AUXILIARY LIMIT SWITCH
IBR
INDOOR BLOWER RELAY
BC
BLOWER CONTACTOR
BC
L2
L3
C
CM
T3
C
FC
208-240/3/60
T2
T3
T2
T1
T1
L1
C
SUPPLY VOLTAGE
1
3
VMR
BC
IIC
VMR
FS
IGN
NOTE 3
C
RS
GV
3
6
2
5
1
EM
LS
H C
D1
FS
5
4
NOTE 3
ALS
PS
10
3
6
8
12
11
9
7
TR
1
4
LPS
HPS
LPS
LOW PRESSURE SWITCH
HPS
HIGH PRESSURE SWITCH
BC
BC
3. L1 AND L2 ON IIC CONTROL IS 24V INPUT.
USE NEC CLASS 2 WIRE.
4. USE COPPER CONDUCTORS ONLY.
2. ACCESSORY ECONOMIZER PLUG ADJACENT
TO BLOWER HOUSING IN RETURN AIR
COMPARTMENT. REMOVE MALE PLUG AND
ATTACH FEMALE PLUG TO THE ECONOMIZER
ACCESSORY.
1. REPLACEMENT WIRE MUST BE THE SAME
SIZE AND TYPE OF INSULATION AS ORIGINAL.
(USE COPPER CONDUCTOR ONLY).
NOTES
LOW VOLTAGE
LINE VOLTAGE
FIELD WIRING
LOW VOLTAGE
OPTIONAL
HIGH VOLTAGE
FACTORY WIRING
HIGH VOLTAGE
BL
RD
Y1
YL
W
BL
G
R
W
NO ECONOMIZER
G
RD
Y2
Y1
PK
WH
W
R
RD
WH
GR
C
R
YL
GR
Y1
G
WH
WITH ECONOMIZER OPTION
C
GR
THERMOSTAT
FIELD WIRING
BL
C
2 STAGE COOLING
TB1
G
R
W
C
TB1
TB1
Y
W
R
G
C
W
Y2
G
R
C
Y1
STAT
STAT
STAT
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRIP
GR GREEN
WIRE CODE
BL BLUE
PU PURPLE
PK PINK
WH WHITE
BK BLACK
RD RED
BR BROWN
OR ORANGE
YL YELLOW
VM
5. FOR 208 VOLT TRANSFORMER OPERATION,
MOVE BLACK WIRE FROM TERMINAL 3 TO
TERMINAL 2 ON TRANSFORMER.
INSTALLER/SERVICEMAN
FALSE FLAME SENSED
OPEN LIMIT SWITCH
WITHOUT INDUCER ON
PRESSURE SWITCH
NORMAL OPERATION
INTERNAL CONTROL
3 BLINKS
6 BLINKS
4 BLINKS
5 BLINKS
OUTPUT DELAY
COMPRESSOR
OFF
ON
1 BLINK
2 BLINKS
STATUS LIGHT
OPEN AUX. LIMIT
IGNITION FAILURE
OPEN ROLLOUT
SWITCH
OPEN
SWITCH
NO POWER OR
EQUIP. STATUS
CHECK
MAIN LIMIT OPEN
BAD SWITCH
3 MIN. COMP.
PRESSURE SWITCH
GAS PRESSURE
FLAME ROLLOUT
AUX. LIMIT OPEN
FLAME SENSOR
BAD SWITCH
GAS VALVE
GAS FLOW
PRESSURE SWITCH
CHECK
-
CHECK
TRANSFORMER
TR
ALS
COMP
COMPONENT LEGEND
COMPRESSOR
EM
IIC
IGN
GND
FS
GV
C
F
FUSE
FC
EVAPORATOR MOTOR
FLAME SENSOR
EQUIPMENT GROUND
IGNITOR
GAS VALVE
CONTACTOR
FAN CAPACITOR
RS
TB1
PLF
PS
VM
VMR
ROLLOUT SWITCH
TERMINAL BLOCK (24V SIGNAL)
PRESSURE SWITCH
VENT MOTOR
VENT MOTOR RELAY
LIMIT SWITCH
LS
CONDENSER MOTOR
CM
INTEGRATED IGNITION CONTROL
FEMALE PLUG/CONNECTOR
AUXILIARY LIMIT SWITCH
IBR
INDOOR BLOWER RELAY
BC
BLOWER CONTACTOR
BC
L2
L3
C
CM
T3
C
FC
208-240/3/60
T2
T3
T2
T1
T1
L1
C
SUPPLY VOLTAGE
1
3
VMR
BC
IIC
VMR
FS
IGN
NOTE 3
C
RS
GV
3
6
PLF
2
5
NOTE 2
1
EM
LS
H C
D1
FS
F
5
4
NOTE 3
ALS
PS
10
3
6
8
12
11
9
IIC
7
TR
1
4
208-240/3/60 0140L02901-A
LPS
HPS
LPS
LOW PRESSURE SWITCH
HPS
HIGH PRESSURE SWITCH
BC
BC
3. L1 AND L2 ON IIC CONTROL IS 24V INPUT.
USE NEC CLASS 2 WIRE.
4. USE COPPER CONDUCTORS ONLY.
2. ACCESSORY ECONOMIZER PLUG ADJACENT
TO BLOWER HOUSING IN RETURN AIR
COMPARTMENT. REMOVE MALE PLUG AND
ATTACH FEMALE PLUG TO THE ECONOMIZER
ACCESSORY.
1. REPLACEMENT WIRE MUST BE THE SAME
SIZE AND TYPE OF INSULATION AS ORIGINAL.
(USE COPPER CONDUCTOR ONLY).
NOTES
LOW VOLTAGE
LINE VOLTAGE
FIELD WIRING
LOW VOLTAGE
OPTIONAL
HIGH VOLTAGE
FACTORY WIRING
HIGH VOLTAGE
BL
RD
Y1
YL
W
BL
G
R
W
NO ECONOMIZER
G
YL
RD
Y1
PK
WH
W
R
RD
WH
GR
C
R
YL
GR
Y1
G
WH
WITH ECONOMIZER OPTION
C
GR
THERMOSTAT
FIELD WIRING
BL
C
2 STAGE COOLING
TB1
G
R
W
Y
C
TB1
TB1
Y
W
R
G
C
W
Y2
G
R
C
Y1
STAT
STAT
STAT
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRIP
GR GREEN
WIRE CODE
BL BLUE
PU PURPLE
PK PINK
WH WHITE
BK BLACK
RD RED
BR BROWN
OR ORANGE
YL YELLOW
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
VM
5. FOR 208 VOLT TRANSFORMER OPERATION,
MOVE BLACK WIRE FROM TERMINAL 3 TO
TERMINAL 2 ON TRANSFORMER.
9
8
7
TO THERMOSTAT
TERMINAL BLOCK
G
R
Y2
Y1
C
G
R
W1
Y1
C
W2
S1
S2
Y2
Y2
