Maxi Comet Executive Exec-56-G - Page 218

S8600, S8610, S8660, S8670 INTERMITTENT PILOT MODULE
69-0463—01 18
Fig. 17. Representative Schematic for S8600A,B; S8610A,B: See Fig. 3 for Hookup.
L1
(HOT)
L2
1
24V
TRANSFORMER
LIMIT
CONTROLLER
ON-OFF
SWITCH
24V
2
THERMOSTAT OR
CONTROLLER
24V
(GND)
1K1
1K2
3K2
2K2
3K1
GND
(BUR-
NER)
MV/
PV
MV
PV
IGNITER
BURNER
GROUND
1
2
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
ALTERNATE LIMIT CONTROLLER LOCATION.
3K RELAY ON 100 PERCENT SHUTOFF MODELS ONLY. ON NON-SHUTOFF MODELS, PV AND
MV WIRED AS FOLLOWS.
INTERNAL WIRING
EXTERNAL WIRING
M1166D
SPARK
DRIVE
CIRCUIT
2K1
FLAME
DETECTOR
CIRCUIT
RELAY
DRIVERS
TIMING
CIRCUITS
LOW
VOLTAGE
POWER
SUPPLY
1K
2K
3K
HYBRID CIRCUIT
ARC
GAP
SPARK
SENSE
SENSOR
MAIN
VALVE
PILOT
VALVE
1K1
1K2
2K2
MV/
PV
MV
PV
MAIN
VALVE
PILOT
VALVE
TO 24V (GND)TO 24V
3
3
69-0463-1.fm Page 18 Wednesday, December 19, 2007 1:22 PM
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