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WIRING DIAGRAMS
PCBBL216
GV RETURN
TR 24 VAC
3A
GV OUTPUT
FLAME ROD (T7)
PLM
J5
5
IDC (20 VDC)
Y
I (PWM) C
4
W
3
R
I (RPM) F
2
G
C
1
PU
YL
PU
YL
GND
RD BL GRWH
J3
1
R C G
W1
Y1
Y2
PLM
1
GR
BK RD
1
TO THERMOSTAT
COMPONENT LEGEND
ALS
AUXILIARY LIMIT SWITCH
GV
BTS
BURNER TEMPERATURE SWITCH
HPS
CC
COMPRESSOR CONTACTOR
IGN
CCH
CRANKCASE HEATER
LPS
CM
CONDENSER MOTOR
PLF
COMP
COMPRESSOR
PLM
CS
COMP SOLENOID (2ND STG COOLING)
PLS
EM
EVAPORATOR MOTOR
RC
FPS
FREEZE PROTECTION SWITCH
TON
FS
FLAME SENSOR
TR
GND
EQUIPMENT GROUND
VM
GPT
GAS PRESSURE TRANSDUCER
NOTES
1
REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF
INSULATION AS ORIGINAL (AT LEAST 105° C). USE COPPER
CONDUCTORS ONLY. USE N.E.C. CLASS 2 WIRE FOR ALL
LOW VOLTAGE FIELD CONNECTIONS. USE COPPER
CONDUCTORS FOR UNIT SUPPLY POWER.
FOR 208V SUPPLY POWER, MOVE WIRES FROM THE 240V
2
TAP TO THE 208V TAP.
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.
PLM
PLM PLF
PSS
1
1
BK
1
1
GPT
2
GR
PSG
2
2
2
PS VCC
3
3
RD
RD
3
3
ALS
PLI
4
4
RD
PLM PLF
NC BTS
PU
1
5
5
BTS
NC BTS
6
6
PU
PU
2
PLS
PLO
7
7
RD
8
8
YL
BR
GV
9
9
10
10
RD
TR GND
11
11
BL
12
12
BR
FS
YL
YL
PLM
1
1
BR
2
2
YL
3
3
OR
FAN
GR
COOL FAN
PU
HEAT FAN
WH
L1
L2
L2
DSI
2
3
4
5
GR
2
3
4
5
RDWH
1
B
OR
IGN
OR
2
A
WIRE CODE
GAS VALVE
BK
BLACK
BL
BLUE
HIGH PRESSURE SWITCH
BR
BROWN
IGNITOR
GR
GREEN
LOW PRESSURE SWITCH
GY
GRAY
FEMALE PLUG/CONNECTOR
OR
ORANGE
MALE PLUG/CONNECTOR
PK
PINK
PRIMARY LIMIT SWITCH
PU
PURPLE
RUN CAPACITOR
RD
RED
ON - DELAY TIMER RELAY
TN
TAN
WH
WHITE
TRANSFORMER
YELLOW
YL
VENT MOTOR
FACTORY WIRING
HIGH VOLTAGE
LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
OPTIONAL LOW VOLTAGE
CHASSIS GROUND
FIELD WIRING
HIGH VOLTAGE
LOW VOLTAGE
EARTH GROUND
HPS
PU
PU
LPS
PU
TON
R1
R2
PU
BL
ALS
1
PU
t = 180s
PU
2
PU
Y1
Y2
CC
A2
A1
BL
PU
BL
YL
CS
V2
V1
YL
BL
BL
YL
BR
YL
OR
PU
WH
GR
RD
BK
BL
RD
THE STATUS LIGHT ON THE FURNACE CONTROL MAY BE USED AS A GUIDE TO TROUBLESHOOTING THIS
1
THE FAULT CONDITION MUST BE CLEARED FOR 30 SECONDS BEFORE NORMAL OPERATION CAN RESUME.
LINE
VOLTAGE
208-230V/1PH/60Hz
1
GND
CC
BK
L1
T1
BK
BK
L2
T2
PU
PU
RD
PU
BK
PU
PU
BR
YL
OR
BK
BK
BK
WH
BL
BK
BK
RD
WH
PU
COM
240V
2
TR
RD
GR
BL
BL
BL
APPLIANCE. SOME MORE USEFUL STATUS LIGHT CODES ARE BELOW:
A POWER CYCLE WILL ALSO RESET ANY LOCKOUT.
*PUM3(61)***41**
BK
BK
C
COMP
M
R
RD
1~
S
GR
YL
RC
RD
H
RD
COM
BK
BK
F
M
BR
BR
CM
1~
PU
PU
GR
1
1
BR
YL
2
2
M
3
3
OR
VM
1~
4
BK
4
GR
5
5
WH
PLM
PLF
VM
YL
PU
WH
GR
BL
T1
C
T2
BK
M
L
T3
1~
GR
G
T4
T5
PU
N
GR
EM
0140G04633-A
46
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