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GPGM5[24/30/36/42/48]**41 WIRING DIAGRAM
YL
HPS
S
COMP
R
C
YL
YL
BK
BR
PU
SOL
CM
BK
GR
BL
PU
C
N
G
L
EM
VM
WH
PU
BL
BR
PU
YL
IGN
FS
RD
OR
LS
OR
YL
PS
YL
ALS
PU
PU
1
2
RS
PU
1
2
PU
M
GV
W. R.
C
BL
GAS VALVE
H
BR
COMPONENT LEGEND
ALS
AUXILLARY LIMIT SWITCH
VM
VENT MOTOR
CC
CONTACTOR
CM
CONDENSER MOTOR
COMP
COMPRESSOR
EM
EVAPORATOR MOTOR
F
FUSE
FS
FLAME SENSOR
GND
EQUIPMENT GROUND
GAS VALVE
GV
HLO
HI LIMIT OUTPUT
HLI
HI LIMIT INPUT
HPS
HIGH PRESSURE SWITCH
IGN
IGNITOR
IIC
INTEGRATED IGNITION CONTROL
LS
LIMIT SWITCH
MVL
MAIN GAS VALVE LOW
MVH
MAIN GAS VALVE HIGH
MAIN GAS VALVE COMMON
MVC
PS
PRESSURE SWITCH
ODF
OUTDOOR FAN
RCCF
RUN CAPACITOR FOR COMPRESSOR/FAN
RS
ROLLOUT SWITCH
SO
SOLENOID (2ND STAGE COOL)
TRANSFORMER
TR
TRANSFORMER HIGH
TH
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE!
M
ULTIPLE POWER SOURCES MAY BE PRESENT
SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH
YL
PU
YL
RD
RD
BK
T1
T2
BL
L1
L2
CC
BK
BL
BK
SEE NOTE 2
1
2
3
C
208
240
PU
TR
BK
24V
BL
BL
RD
RD
BK
PU
PU
BK
RD
PU
BK
PU
BL
BK
BK
BK
OR
L2
LOW
HIGH
L1
LOW
HI
ODF
INDUCER
T1
FS
SEE
NOTE 4
PU
5
LO COOL
YL
BL
4
24VAC COM
YL
3
HI COOL
BR
2
5
HI HEAT
P1
WH
1
BL
LO HEAT
OR
BR
1
4
7
YL
2
5
8
PU
OR
3
6
9
SEE NOTE 5
F
180
NONE
150
5 MIN
120
10 MIN
90
STAGE
R
C
W
1
W
2
G
Y1
Y2
ECON
OFF DELAY
DELAY
RD
YL
YL
PU
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.
D
ALL
ISCONNECT
YL
YL
GND
SEE NOTE 3
PU
YL
POWER SUPPLY
208-230/1/160
SEE NOTE 3
PU
YL
RD
BK
YL
YL
PARK
PU
YL
P2
6
3
YL
2
4
1
YL
RD YL
BR
C
H
F
RCCF
FACTORY WIRING
LINE VOLTAGE
LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIELD WIRING
HIGH VOLTAGE
LOW VOLTAGE
WIRE CODE
BK BLACK
BL BLUE
BR BROWN
GR GREEN
GY GRAY
OR ORANGE
PK PINK
0140G04547-A
PU PURPLE
RD RED
WH WHITE
YL
YELLOW
25
POWER BEFORE SERVICING
. F
AILURE TO DO
.
L1
PLY VOLTAGE
2
208-
230/1/6
CC
T1
R
L1
S
LO
HI
CM
LO
VM
HI
EM
L1
3
2
L1
P1
TH
2
LS
HLO
1
HLI
R
3
PS
PS
6
W1
PS
8
W2
ALS
RS
MVL
TO
9
MICRO
MVH
7
Y2
C
5
P2
COM
Y1
1
4
HPS
5
3
6
2
SOL
SOL
ECON
LO HEAT
HI HEAT
TO
G
LO COOL
MICRO
HI COOL
DIAGNOSTIC
FLASHES
STATUS
S
LED
ON
NORMAL OPERATION
NO POWER OR
OFF
INTERNAL CONTROL
FAULT
IGNITION FA ILURE
1 FLASH
PRESSURE SWITCH OPEN
2 FLASHES
PRESSURE SWITCH CLOSED
3 FLASHES
WITHOUT INDUCER ON
4 FLASHES
OPEN LIMIT SWITCH
RED
5 FLASHES
FALSE FLAME DETECTED
COMPR. SHORT CYCLE DELAY
6 FLASHES
LIMIT OPEN 5 TIMES IN SAME
7 FLASHES
CALL FOR HEAT
8 FLASHES
IDT/ODT OPEN
PSW/LOC OPEN
9 FLASHES
OFF
NO FLAME PRESENT
NORMAL FLAME PRESENT
ON
AMBER
1 FLASH
LOW FLAME SIGNAL
2 FLASHES
FALSE FLAME DETECTED
JUNCTION
EQUIPMENT GROUND
TERMINAL
INTERNAL TO
INTEGRATED CONTROL
FIELD GROUND
PLUG CONNECTION
SW ITCH (PRESS)
FIELD SPLICE
OVERCURRENT
PROT. DEVICE
.
L2
T2
CC
H
F
L2
SEE NOTE 4
L2
L2
1
L2
SEE NOTE 2
TR
GV
M
H
MVC
C
CC
C
CHECK
-
CHECK INPUT POWER
CHECK FUSE(S)
GAS FLOW
GAS PRESSURE
GAS VALVE
FLAME SENSOR
CHECK AUXILIARY LIMIT SW.
CHECK ROLLOUT LIMIT SW.
CHECK PRESSURE SWITCH
CHECK TUBING
CHECK VENT MOTOR
CHECK PRESSURE SWITCH
CHECK WIRING FOR SHORTS
CHECK MAIN LIMIT SWITCH
C
CHECK GAS VALVE
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
3 MIN COMP. SHORT
CYCLE DELAY
C
CHECK MAIN LIMIT SWITCH
CHECK AUXILIARY LIMIT SW.
CHECK JUMPER BETWEEN 1
AND 4 ON 6-CIRCUIT
CONNECTOR
CHECK REFRIGERANT
SWITCHES FOR LOSS OF
CHARGE OR HIGH HEAD
PRESSURE
-
-
GAS FLOW
GAS PRESSURE
GAS VALVE
FLAME SENSOR
CHECK GAS VALVE
CHECK FOR SHORTS IN
FLAME SENSOR WIRING
SWITCH (TEMP)
IGNITER
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