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7-4
7.5 WIRING DIAGRAMS
7.5.1 LJS 2424GTI With Drain Safety Switch and Boil Out
THERMOSTAT
BLUE
GREEN
PROVER
AIR
WHT
A
DSI IGNITION MODULE
LIGHT
HI-LIMIT
ORG
MOTOR
RED
NO
NC
BRN
WHT
WHT
G
R
N
867
53
4
12
6
5
321
4
9 PIN
C
BLK
2
4
BLK
WHT
SPST
2
4
LIGHT
2 AMP FUSE
POWER SWITCH
1
3
SWITCH
BOIL OUT
4
2
1
3
1
BRN
1
3
WHT
PUR
VAC
120
AC
24V
TRANS-
FORMER
P/N 2028
9
GRN
WHT
BRN
WHT
24V
RED
RED
BLK
115V
LEAD
HI TENSION
A
GAS
VALVE
SENSOR
FLAME
SPARK
OPTION
AA
GAS
VALVE
THERMOCOUPLE
120 VAC
P/N 810-2156
867
534
1
MOLEX
CONNECTOR
2
6
5321 4
GRN
RESISTOR
48 OHMS
6
8
5
7
RED
RELAY
1
2
LIGHT
4
6
3
BRN
VALVE SWITCH
RESET
SWITCH
YEL
POT
YEL
ORG
PUR
4
3
12
120 VAC
BRN
1
3
2
8
7
9
10
11
12
14
13
IT MUST BE OF THE SAME
ELECTRONIC
THERMOSTAT
CONTROLLER
RED
TYPE AND RATING
4
3
12
YEL
ORG
PUR
BLK
WHT
1
2
1
2
BLK
WHT
SENSOR
TEMP.
AMP
2 PIN
CONNECTOR
WHT
BRN
IF ANY WIRING IS REPLACED
9
BLUE
GREEN
AIR
PROVER
A
DSI IGNITION MODULE
LIGHT
MOTOR
ORG
RED
NC
NO
WHT
WHT
BRN
WHT
G
R
N
897
5
6
3
4
21
9 PIN
5
4
321
6
C
THERMOSTAT
HI-LIMIT
GRN
BLK
4
2
BLK
WHT
2 AMP FUSE
SPST
2
4
LIGHT
POWER SWITCH
3
1
BOIL OUT
SWITCH
P/N 2028
1
2
4
1
BRN
3
1
3
WHT
PUR
FORMER
TRANS-
120
AC
VAC
24V
GRN
WHT
BRN
WHT
RED
24V
RED
BLK
115V
HI TENSION
LEAD
A
GAS
VALVE
FLAME
SENSOR
IGNITOR
SPARK
AA
OPTION
897
5
6
342154321
6
CONNECTOR
MOLEX
GRN
48 OHMS
RESISTOR
VALVE
GAS
THERMOCOUPLE
120 VAC
1
3
BRN
2
7
8
9
10
120 VAC
11
12
14
RED
IF ANY WIRING IS REPLACED
IT MUST BE OF THE SAME
13
TYPE AND RATING
WHT
BRN
6
8
7
5
RELAY
YEL
RESET
SWITCH
1
4
2
3
6
BRN
VALVE SWITCH
RED
POT
PUR
3
4
ORG
12
YEL
LIGHT
3
4
YEL
ORG
PUR
21
BLK
WHT
2 PIN
AMP
1
2
1
2
BLK
WHT
CONNECTOR
TEMP.
SENSOR
ELECTRONIC
THERMOSTAT
CONTROLLER
P/N 810-2156
IGNITOR
RED
LIGHT
LIGHT
RED