25
HIGH VOLTAGE!
D
ALL
.
M
. F
.
ISCONNECT
POWER BEFORE SERVICING
ULTIPLE POWER SOURCES MAY BE PRESENT
AILURE TO DO
SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH
0140G04547-A
PU
RD
BK
BK
RD
BL
PU
PU
PU
PU
OR
BR
WH
BL
BK
PU
BL
IGN
ALS
SOL
BK
YL
RD
GR
SEE NOTE
3
EM
208
PU
BK
N
G
L
240
3
TR
2
RD
24V
C
1
YL
BL
208-230/1/160
POWER SUPPLY
GND
C
PU
RD
BK
BR PU
BK
R
S
COMP
C
T2
T1
CC L2
L1
CM
PU
SEE NOTE
3
BL
BK
SEE NOTE
2
YL
YL
YL
YL
YL
YL
YL
YL
FS
RD
G
ECON
HI COOL
LO COOL
HI HEAT
LO HEAT
P2
MVC
MVH
MVL
PS
PS
HLO
TH
2
3
5
6
4
1
5
7
9
8
6
3
1
2
L1
L1
HI
LO
HI
SOL
GV
C
CC
C
H
M
RS
PS
LS
ALS
TR
EM
VM
H
F
L2
T2
208-
2
230/1/6
CM
L1
R
T1
S
PLY VOLTAGE
P1
IN
TE
G
R
AT
E
D
IG
N
IT
IO
N
C
O
N
TR
O
L
CC
COM
HLI
SEE NOTE 2
IN
TE
R
G
R
AT
ED
IG
N
IT
IO
N
C
O
N
TR
O
L
Y
Y1
R
C
Y2
W2
W1
TO
MICRO
TO
MICRO
IN
TE
G
R
AT
ED
IG
N
IT
IO
N
C
O
N
TR
O
L
L1
LO
L2
L2
L2
L2
SOL
HPS
1
2
3
SE
E
N
O
TE
5
RUN CAPACITOR FOR COMPRESSOR/FAN
FACTORY WIRING
RCCF
FUSE
F
COMPRESSOR
COMP
LINE VOLTAGE
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
COMPONENT LEGEND
CONTACTOR
AUXILLARY LIMIT SWITCH
GAS VALVE
GV
FS
GND
IGNITOR
PS
LS
IGN
IIC
EQUIPMENT GROUND
PRESSURE SWITCH
LIMIT SWITCH
INTEGRATED IGNITION CONTROL
FLAME SENSOR
EM
EVAPORATOR MOTOR
ODF
OUTDOOR FAN
NOTES
1. REPLACEMENT WIRE MUST BE THE SAME SIZE AND TYPE OF
INSULATION AS ORIGINAL.(USE COPPER CONDUCTOR ONLY).
2. FOR 208 VOLT TRANSFORMER OPERATION MOVE BLACK WIRE
FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
3. USE COPPER CONDUCTORS ONLY
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.
5. USE NEC CLASS 2 WIRE FOR THERMOSTAT FIELD WIRING.
3 MIN COMP. SHORT
CYCLE DELAY
COMPR. SHORT CYCLE DELAY
6 FLASHES
FLASHES
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
CHECK GAS VALVE
CHECK ROLLOUT LIMIT SW.
CHECK AUXILIARY LIMIT SW.
CHECK MAIN LIMIT SWITCH
C
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
S
CHECK
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
-
NORMAL FLAME PRESENT
-
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
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
C
LIMIT OPEN
5 TIMES
IN SAME
CALL FOR HEAT
7 FLASHES
CHECK REFRIGERANT
SWITCHES FOR LOSS OF
CHARGE OR HIGH HEAD
PRESSURE
EQUIPMENT GROUND
FIELD GROUND
FIELD SPLICE
SWITCH (TEMP)
IGNITER
SWITCH (PRESS)
OVERCURRENT
PROT. DEVICE
JUNCTION
TERMINAL
INTERNAL TO
INTEGRATED CONTROL
PLUG CONNECTION
CONDENSER MOTOR
GY GRAY
DIAGNOSTIC
LED
RED
AMBER
HPS
HI
LOW
ODF
L1
HIGH
FS
T1
LOW
INDUCER
L2
PARK
F
OR
OR
YL
PU
BR
NONE
5 MIN
10
MIN
180
150
120
90
Y2
Y1
G
1
W
2
W
C
OFF DELAY
STAGE
DELAY ECON
LO HEAT
HI HEAT
HI COOL
LO COOL
24VAC COM
5
4
3
2
1
1
2
3
4
5
6
7
8
9
P1
BL
P2
5
4
2
1
3
6
YL
YL
YL
YL
SEE NOTE 5
H
C
F
C
H
M
GV
GAS VALVE
W. R.
PS
LS
RS
1
2
1
2
PU
YL
RCCF
OR
OR
YL
YL
PU
PU
PU
PU
BL
BR
YL
YL
PU
PU
BL
YL
BR
WH
RD YL
BR
PU
PU
RD
BL
BK
BK
YL
VM
BL
BK
BK
RD
SEE
NOTE 4
BK
SEE NOTE
4
HLO
HI LIMIT OUTPUT
HI LIMIT INPUT
HLI
HIGH PRESSURE SWITCH
HPS
MAIN GAS VALVE LOW
MVL
MVH
TH
SOLENOID (2ND STAGE COOL)
SO
TR
TRANSFORMER
VENT MOTOR
VM
MAIN GAS VALVE HIGH
TRANSFORMER HIGH
ROLLOUT SWITCH
RS
MVC
MAIN GAS VALVE COMMON
R
CM
CC
GPGM5[24/30/36/42/48]**41 WIRING DIAGRAM
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
