Forum Discussion
dougrainer
Apr 05, 2015Nomad
The spark electrode sparks and YOUR model should also have the separate Thermocoupler which senses the flame. Make sure it is connected to the main control board and if so, the odds are it is defective. The thermocouple should produce 25 to 35 millivolts when the flame is on. If not, then it is defective. If the millivolts are correct the main control board is bad. Doug
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