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R7140G,L,M BURNER CONTROL MODULES
66-1153—03 20
Fig. 15. Internal block diagram of the R7140M1007 with start interlocks. (See Fig. 17 for detailed wiring.)
Fig. 16. Internal block diagram of the R7140M1007 with pre-ignition interlocks. (See Fig. 18 for detailed wiring.)
INTERNAL
ELECTRONICS
M23335
CONFIGURATION
JUMPERS
PURGE
TIMER
FLAME
AMPLIFIER
ALARM
BLOWER
IGN XFMR
INTERMITTENT
PILOT
1R1
3K1
6K1
9
8
6
MAIN VALVE
7
LF
13
F
G
17
L1
L1
L2
L2
15 SECOND
INTERMITTENT
PILOT VALVE
18
5
5K1
4K1
2K1
7K1
2K2
1K1
3
AIRFLOW
4
16
LIMITS
CONTROLLER
1R1
10
11
START
INTERLOCKS
12
J1
8K2
9K1
14
J2
9K2
INTERNAL
ELECTRONICS
M23336
CONFIGURATION
JUMPERS
PURGE
TIMER
FLAME
AMPLIFIER
ALARM
BLOWER
IGN XFMR
INTERMITTENT
PILOT
1R1
3K1
6K1
9
8
6
MAIN VALVE
7
LF
13
F
G
17
L1
L1
L2
L2
15 SECOND
INTERMITTENT
PILOT VALVE
18
5
5K1
4K1
2K1
7K1
2K2
1K1
3
AIRFLOW
16
4
LIMITS
CONTROLLER
1R1
10
11
PRE-
IGNITION
12
J1
8K2
9K1
14
J2
9K2