Page -7-
CONNECTION DIAGRAM
MOTOR
IGNITOR
B
SCHEMATIC DIAGRAM
HIGH-LIMIT SWITCH
THERMOCOUPLE
SPARK PLUG
MOTOR
IGNITOR
RELAY
GAS
HIGH-LIMIT SWITCH
SPARK PLUG
THERMOCOUPLE
R* or Y*
R* or Y*
I1
I2
B** or O**
B
B
W
B
RELAY
B
W
B
W
G
LINE CORD
115V
60HZ
VALVE
I1
I2
SPC-40, 85-FAC/SPC-85, 125-FAC/SPC-125
COLOR CODE
LEGEND
B
W
G
BLACK
BLUE
WHITE
GREEN
BL
R
Y
O
RED
YEL
ORG
FEMALE CONN.
RING CONN.
TERMINAL BOARD
IF ANY ORIGINAL WIRING AS SUPPLIED WITH THE HEATER MUST BE REPLACED, IT MUS BE REPLACED WITH
TYPE AWG 105° C WIRE OR ITS EQUIVALENT EXCEPT AS INDICATED (*TYPE SF 2-200, **SGI-250°C)
NOTE:
CONNECTION DIAGRAM
ELECTRODE
MOTOR
THERMOCOUPLE
B** or O**
B
B
G
L
N
1
2
RELAY
IGNITOR
B
B
B
W
HIGH-LIMIT SWITCH
R* or Y*
R* or Y*
B
W
G
W
IGNITION BUTTON
LINE CORD
SCHEMATIC DIAGRAM
IGNITION BUTTON
HIGH-LIMIT SWITCH
THERMOCOUPLE
ELECTRODE
IGNITOR
N
L
1
2
RELAY
MOTOR
GAS
VALVE
115V
60HZ
W
B
30-FAS/SPC-30
Part No Color Length From To
1040
Black
6" (152mm)
I1 (Ignitor)
T.B. Line
1070
Orange
11" (279mm)
1 (Ignitor
Spark Plug
1041
White
4 1/2" (114mm)
I2(Ignitor)
T.B. Return
1044
Yellow
16" (406mm)
High Limit
T.B. Middle
1044
Yellow
16" (406mm)
High Limit
T.B. Line
1441
Black
5" ((127mm)
Relay
T.B. Middle
1442
White
5" (127mm)
Relay
T.B. Return
1806
Orange
6" (152mm)
Relay
Thermocouple Junction Block
1806
Orange
6" (152mm)
Relay
Thermocouple Junction Block
Part No Color Length
From To
1040
Black
6" (152mm)
Ignition Switch
T.B. Line
1040
Black
6" (152mm)
Ignition Switch
L (Ignitor)
1385
White
10" (253mm)
N (Ignitor)
T.B. Return
1110
Green
4 1/2" (114mm)
2 (Ignitor)
Ground
1370
Red
7" (177mm)
High Limit
T.B. Middle
1370
Red
7" (177mm)
High Limit
T.B. Line
1441
Black
5" (127mm)
Relay
T.B. Middle
1442
White
5" (127mm)
Relay
T.B. Return
1806
Orange
6" (152mm)
Relay
Thermocouple Junction Block
1806
Orange
6" (152mm)
Relay
Thermocouple Junction Block
30-FAS/SPC-30
SPC-40, 85-FAC/SPC-85, 125-FAC/SPC-125
WIRING CHART
WIRING DIAGRAMS
Models
30-FAS/SPC-30, 55-F/SPC-55, 85-FAC/SPC-85, 125-F/SPC-125
SPC-55
