44 ซ.บรมราชชนนี 70 ถ.บรมราชชนนี ศาลาธรรมสพน์ ทวีวัฒนา กทม. 10170.
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S8600F,H,M; S8610F,H; S8660D; S8670D
5
VENT
GND
24V
TH-W
DAMPER
MV MV/PV PV
(BURNER)
GND
24V
(OPT)
PLUG (OPT)
SPARK
5
3
PILOT
COM
GROUND
MAIN
VALVE
STAGE 1
MAIN
VALVE
STAGE 2
THERMOSTAT
AIR
PROVING
SWITCH
1ST
OPERATOR
2ND
OPERATOR
2
Q345, Q346,
Q348, Q362,
TWO STAGE DUAL VALVE
COMBINATION GAS CONTROL
COMBUSTION
AIR BLOWER
RELAY
4
Q381PILOT
BURNER/
IGNITER-
SENSOR
PILOT
BURNER
GROUND
PILOT GAS
SUPPLY
LIMIT
CONTROLLER
1
L1 L2
L1 L2
(HOT)
1
COMBUSTION
AIR BLOWER
MOTOR
(HOT)
M1178C
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2
ALTERNATE LIMIT CONTROLLER LOCATION.
3
MAXIMUM CABLE LENGTH 3 ft [0.9 m].
4
CONTROLS IN 24V CIRCUIT MUST NOT BE IN GROUND LEG TO TRANSFORMER.
5
FOR MODULE WITH TH-W TERMINAL AND VENT DAMPER PLUG, CONNECT THERMOSTAT TO TH-W. LEAVE
24V OPEN. DO NOT REMOVE VENT DAMPER PLUG.
Fig. 6—S8600F,H,M; S8610F,H; S8660D; S8670D connections in a heating system with a two-stage gas
control and power-assisted combustion.