GPG14M Service Manual

WIRING DIAGRAMS
65
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.
*PG1448***M41A*
0140G03639-A
INSTALLER/SERVICEMAN
-
GAS PRESSURE
FLAME ROLLOUT
AUX. LIMIT OPEN
FLAME SENSOR
BAD SWITCH
GAS VALVE
CHECK FUSE ON CONTROL
CHECK INPUT POWER
REPLACE CONTROL
GAS FLOW
ANTI-CYCLE TIMER
MAIN LIMIT OPEN
STICKING GAS VALVE
BAD SWITCH
3 MIN. COMP.
PRESSURE SWITCH
PRESSURE SWITCH
CHECK
CHECK
OFF
ON
OR
OR
1 BLINK
3 BLINKS
6 BLINKS
2 BLINKS
4 BLINKS
5 BLINKS
FALSE FLAME SENSED
OUTPUT DELAY
OPEN LIMIT SWITCH
COMPRESSOR
WITHOUT INDUCER ON
PRESSURE SWITCH CLOSED
PRESSURE SWITCH
OPEN AUX. LIMIT
OPEN ROLLOUT
SWITCH
OPEN
SWITCH
IGNITION FAILURE
NORMAL OPERATION
NO POWER OR
INTERNAL CONTROL
FAULT
STATUS LIGHT
EQUIP. STATUS
CHECK
TROUBLESHOOTING THIS APPLIANCE. STATUS LIGHT CODES ARE AS FOLLOWS:
THE STATUS LIGHT ON THE FURNACE CONTROL MAY BE USED AS A GUIDE TO
OPTIONAL LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIELD INSTALLED CONTROL
FIELD INSTALLED POWER
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. CRANKCASE HEATER NOT SUPPLIED ON ALL UNITS.
4. FOR DIFFERENT THAN FACTORY SPEED TAP. CHANGE COOLING
SPEED AT MOTOR T4 AND T5 TERMINALS. CHANGE HEATING
SPEED AT MOTOR T1, T2 AND T3 TERMINALS.
COOL
I
NG SP
E
ED (YELLOW WIR
E)
HE
ATI
NG SP
EED (WH
ITE W
IRE)
T4 - LOW SPEED T1 - LOW SPEED
T5 - HIGH SPEED T2 - MED. SPEED
T3 - HIGH SPEED
5. ACCESSORY ECONOMIZER PLUG ADJACENT TO BLOWER HOUSING
IN RETURN AIR COMPARMENT.
6. USE COOPER CONDUCTORS ONLY
CO
MP
ONENT
L
E
G
END
ALS AUXILLARY LIMIT SWITCH
COMP COMPRESSOR
CM CONDENSER MOTOR
C CONTACTOR
CH CRANKCASE HEATER
EM EVAPORATOR MOTOR
F FUSE
FS FLAME SENSOR
GND EQUIPMENT GROUND
GV GAS VALVE
IIC INTEGRATED IGNITION CONTROL
IGN IGNITOR
LS LIMIT SWITCH
PLF FEMALE PLUG/CONNECTOR
PS PRESSURE SWITCH
RCCF RUN CAPACITOR FOR COMPRESSOR/FAN
RS ROLLOUT SWITCH
TR TRANSFORMER
VM VENT MOTOR
VMR VENT MOTOR RELAY
HPS HIGH PRESSURE SWITCH
PU - PURPLE
YL - YELLOW
WH - WHITE
RD - RED
BL - BLUE
BR - BROWN
GR - GREEN
OR - ORANGE
PK - PINK
WIR
E CODE
BK - BLACK
LOW VOLTAGE
WIRI
NG
HIGH VOLTAGE
USE NEC CLASS 2 WIRE.
208-230/1/60
BL
YL
RD
GR
WH
NO
EC
ONO
M
I
Z
ER
WH
W
W
Y
C
R
G
PU
Y1
BL
YL
Y2
C
GR
RD
G
R
THERMOSTAT FIELD WIRING
2
STA
G
E COOL
ING W
ITH
ECONOM
IZ
ER
BL/PK - BLUE/PINK
24 V
H
C
EM
RGW Y1
TO THERMOSTAT
11
Y/Y2
C
PLF
98
45
6
7
4
IIC
ECON
9
7
8
10
12
6
5
3
FS
F
L1
PS
ALS RS
LS
GV
FS
IGN
VM
L2
SUPPLY VOLTAGE
1
C
COMP
S
C
T
1
R
L1
C
CM
208-230/1/60
T2
CH
2
L2
NOTE 3
TR
NOTE
C
D1
C
13
EM
VMR
VMR
2
NOTE 7
NOTE 7
T4
T3
L
N
3
2
1
IIC
5
T5
2T1T
C
RCCF
F
H
NOTE 2
4
HPS
123