Honeywell S8660 - Page 17

17
69-0463
44 ซ.บรมราชชนนี 70 ถ.บรมราชชนนี ศาลาธรรมสพน์ ทวีวัฒนา กทม. 10170.
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LIMIT
ON-OFF
L1
(HOT) L2
CONTROLLER SWITCH
1
THERMOSTAT OR
CONTROLLER
2
24V
TRANSFORMER
24V
24V
(GND)
2K1
SPARK
DRIVE
CIRCUIT
ARC
GAP
1K
LOW
VOLTAGE
2K
POWER
SUPPLY
3K
3
FLAME
DETECTOR
CIRCUIT
RELAY
DRIVERS
HYBRID CIRCUIT
TIMING
CIRCUITS
SPARK
IGNITER
SENSOR
GND
(BUR-
NER)
BURNER
GROUND
MAIN
1K1 1K2 3K2
VALVE
MV
PILOT
MV/
PV
2K
3K1
VALVE
PV
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2 ALTERNATE LIMIT CONTROLLER LOCATION.
3K RELAY ON 100 PERCENT SHUTOFF MODELS ONLY. ON NON-SHUTOFF MODELS, PV AND MV
WIRED AS FOLLOWS.
TO 24V TO 24V (GND)
MAIN
INTERNAL WIRING
1K1
2K2
1K2
VALVE
MV
PILOT
VALVE
PV
MV/
PV
EXTERNAL WIRING
M1165C
Fig. 16—Representative schematic for S8600F,H, M; S8610F,H. See Fig. 1 for hookup. S8660 and S8670
are similar except the timing circuit includes a purge timer. See Fig. 6 for hookup.
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