31
*PG1448***M41* * WIRING DIAGRAM
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.
0140G04507-A
INSTALLER/SERVICEMAN
-
GAS PRESSURE
FLAME ROLLOUT
AUX. LIMIT OPEN
FLAME SENSOR
BAD SWITCH
GAS VALVE
CHECKFUSEONCONTROL
CHECK INPUT POWER
REPLACE CONTROL
GAS FLOW
ANTI-CYCLE TIMER
MAIN LIMIT OPEN
STICK ING GAS V ALVE
BAD SWITCH
3 MIN. COMP.
PRESSURE SWITCH
PRESSURE SWITCH
CHECK
CHECK
OFF
ON
OR
OR
1BLINK
3BLINKS
6BLINKS
2BLINKS
4BLINKS
5BLINKS
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 USEDAS A GUIDE TO
OPTIONAL LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIELD INSTALLED CONTROL
FIELD INSTALLED POWER
NOTES :
1.REPLACEMENTWIREMUSTBE THE SAME SIZE AND TYPE OF
INSULATION AS ORIGINAL.(USE COPPER CONDUCTOR ONLY).
2.FOR208 VOLTTRANSFORMEROPERATION MOVE BLACKWIRE
FROMTERMINAL 3 TOTERMINAL 2 ON TRANSFORMER.
3. CRANKCASE HEATERNOT SUPPLIEDON ALL UNI TS.
4.FOR DIFFERE NT T H ANFACTORYSPEEDTAP. CHANGE C OOLING
SPEEDAT MOTORT4 ANDT5TERMINALS. C HANGE HEATING
SPEEDAT MOTOR T1, T2 ANDT3TERMINALS.
CO
OLING SPEED (YELLOW WIRE) HEATING SPEED (WHITE WIRE)
T4 -LOWSPEED T1 -LOWSPEED
T5 -HIGH SPEED T2 - MED. SPEED
T3 - HIGH SPEED
5.USE COOPERCON DUCTORS ONL Y
COMPONENT LEGEND
ALS A UXILLARY LIMIT SWITCH
COMP COMPRESSOR
CM C ONDENSER MOTOR
C CO NTACTOR
CH CRANKCASE HEATER
EM EVAPOR ATOR MOTOR
FFUSE
FS FLAME SENSOR
GND EQUI PMENT GROUND
GV GAS VAL VE
HPS HIGH PRESSURE SWITCH
IIC INTEGR ATED IGNITION CONTROL
IGN IGN ITOR
LS L IMIT SWITCH
PS PRESSURE S WITCH
RCCF R UN CAPACITOR FOR COMPRESSOR/FAN
RS R OLLOUT SWITCH
TR TRANSFORMER
VM VE NT MOTOR
VMR VE NT MOTOR RELAY
PU - PURPLE
YL - YELLOW
WH - WHITE
RD - RED
BL - BLUE
BR - BROWN
GR - GREEN
OR - ORANGE
PK - PINK
WI
RE CODE
BK - BLACK
LOW VOLTAGE
WI
RING
H IGH VOLTAGE
USE NECCLASS2 WIRE.
208-230/1/60
BL
YL
RD
GR
WH
NO E
CONOMIZER
W
Y
C
R
G
THERMOSTAT FIELD WIRING
BL/PK - BLUE/PINK
24 V
H
C
EM
RGW
TO THERMOSTAT
11
Y/Y2
C
4
9
7
8
10 12
6
5
3
FS
F
L1
PS
ALS
RS
LS
GV
FS
IGN
VM
L2
SUPPLY VOLTAGE
1
C
CO MP
S
C
T1
R
L1
C
CM
208-230/1/60
T2
CH
2
L2
NOTE 3
TR
C
D1
C
13
EM
VMR
VMR
2
T4
T3
L
N
3
2
1
IIC
T5
2T1T
C
RCCF
F
H
NOTE 2
4
HPS
2
To Next Page
Loading...
Need help?
General
