41
WIRING DIAGRAMS
WARNING
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.
[A/G]PG15[24-60]***41**
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
ECON
ECONOMIZER
8. FOR ECONOMIZER, REMOVE PLUG FROM ECONOMIZER HARNESS.
CONNECT PLUG FROM ECONOMIZER TO HARNESS.
G
ECON
ECON
ECON
ECON
4
3
5
2
5
1
SEE NOTE 8
RUN CAPACITOR FOR COMPRESSOR/FAN
0140G00533 REV A
FACTORY WIRING
EQUIPMENT GROUND
NOTES
7. OPTIONAL REFRIGERANT SWITCHES
SOLENOID (2ND STAGE COOL)
SOL
6. COMPRESSOR 2ND STAGE SOLENOID NOT PRESENT ON ALL MODELS.
5. USE NEC CLASS 2 WIRE FOR THERMOSTAT FIELD WIRING.
4. FOR 208V OPERATION, REMOVE BLUE LEAD FROM INDUCER LOW
TERMINAL. MOVE BLACK LEAD FROM PARK TERMINAL ONTO
INDUCER LOW TERMINAL. PLACE BLUE LEAD ON PARK TERMINAL.
RCCF
FUSE
F
3. USE COPPER CONDUCTORS ONLY.
FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
2. FOR 208 VOLT TRANSFORMER OPERATION MOVE BLACK WIRE
INSULATION AS ORIGINAL.(USE COPPER CONDUCTOR ONLY).
1. REPLACEMENT WIRE MUST BE THE SAME SIZE AND TYPE OF
VENT MOTOR
VM
COMPRESSOR
COMP
LINE VOLTAGE
FACTORY WIRING
OPTIONAL HIGH VOLTAGE
HIGH VOLTAGE
FIELD WIRING
LOW VOLTAGE
LOW VOLTAGE
BK BLACK
WIRE CODE
PK PINK
OR ORANGE
GR GREEN
BR BROWN
BL BLUE
RD RED
WH WHITE
YL YELLOW
PU PURPLE
ALS
CC
CM
COMPONENT LEGEND
CONTACTOR
CONDENSER MOTOR
AUXILLARY LIMIT SWITCH
GAS VALVE
GV
FS
GND
IGNITOR
PS
LS
IGN
IIC
EQUIPMENT GROUND
PRESSURE SWITCH
LIMIT SWITCH
INTEGRATED IGNITION CONTROL
FLAME SENSOR
TR
TRANSFORMER
ROLLOUT SWITCH
RS
EM
EVAPORATOR MOTOR
NOTES
HI COOL
LO COOL
HI HEAT
LO HEAT
P2
MVC
MVH
MVL
PSW
PSW
HLO
TH
2
3
5
6
4
1
5
7
9
8
6
3
1
2
L1
L1
HI
LO
HI
SOL
GV
EM C
CC
C
HI
M
RS
PS
LS
ALS
TR
EM
VM
H
F
C
L2
T2
208-230/1/60
CM
L1
R
T1
S
C
SUPPLY VOLTAGE
P1
INT
E
G
R
AT
E
D
IG
NIT
IO
N
CO
NT
R
O
L
-
CHECK
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
-
NORMAL FLAME PRESENT
DIAGNOSTIC
LED - AMBER
-
GAS PRESSURE
FLAME SENSOR
GAS VALVE
GAS FLOW
CHECK GAS VALVE
ON
OFF
1 FLASH
2 FLASHES
FALSE FLAME DETECTED
LOW FLAME SIGNAL
NO FLAME PRESENT
STATUS
CHECK
PSW/LOC OPEN
9 FLASHES
CHECK JUMPER BETWEEN
1 AND 4 ON 6-CIRCUIT
CONNECTOR
IDT/ODT OPEN
8 FLASHES
CHECK AUXILIARY LIMIT SW.
CHECK MAIN LIMIT SWITCH
LIMIT OPEN 5 TIMES IN
SAME CALL FOR HEAT
3 MIN COMP. SHORT
CYCLE DELAY
COMPR. SHORT CYCLE DELAY
6 FLASHES
DIAGNOSTIC
LED - RED
7 FLASHES
STATUS
CHECK
DIAGNOSTIC
LED - RED
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
CHECK GAS VALVE
CHECK ROLLOUT LIMIT SW.
CHECK AUXILIARY LIMIT SW.
CHECK MAIN LIMIT SWITCH
CHECK WIRING FOR SHORTS
CHECK PRESSURE SWITCH
PRESSURE SWITCH CLOSED
CHECK VENT MOTOR
CHECK TUBING
CHECK FUSE(S)
CHECK INPUT POWER
-
GAS PRESSURE
FLAME SENSOR
GAS VALVE
GAS FLOW
CHECK PRESSURE SWITCH
OFF
ON
1 FLASH
3 FLASHES
2 FLASHES
4 FLASHES
5 FLASHES
FALSE FLAME DETECTED
OPEN LIMIT SWITCH
WITHOUT INDUCER ON
PRESSURE SWITCH OPEN
IGNITION FAILURE
NORMAL OPERATION
NO POWER OR
INTERNAL CONTROL
FAULT
STATUS
CHECK
SEE NOTE 7
CC
CC
COM
HLI
SEE NOTE 2
IN
T
E
R
G
R
A
T
E
D
IG
N
IT
IO
N
C
O
N
T
R
O
L
F
Y1
R
C
Y2
W 2
W 1
TO
MICRO
TO
MICRO
INT
E
G
R
AT
E
D
IG
N
IT
IO
N
CO
NT
R
O
L
L1
LO
L2
L2
L2
L2
L2
CHECK OPTIONAL
REFRIGERANT SWITCHES
CHECK REFRIGERANT
SWITCHES FOR LOSS OF
CHARGE OR HIGH HEAD
PRESSURE
SOL
HPS
HPS
LPS
