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INTERNAL CONNECTION WIRING DIAGRAM — Direct Spark Ignition
NOTES:
1. If any of the original wire as supplied with the appliance must be replaced, it must be replaced with wiring
material having a temperature rating of at least 105ºC. (18 Ga. CSA 600V Type TEW)
2. When connecting the supply circuit to the heater, wiring material having a minimum size of 14 AWG and a
temperature rating of at least 90ºC shall be used.
IGNITION MODULE TERMINAL DESIGNATIONS
24VAC/R
24 VAC Supply to Module
TH/W
Thermostat Input
PS/W
Pressure Switch Input
GND
System Ground
V1
Valve Power
V2
Valve Ground
L1
120/240 VAC Input (Hot)
IND
Blower Output
NC
Alarm (if equipped)
S1
Remote Flame Sensor
–32–
Form #43343530
JJuly 08
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