Atwood furnace
I have a trailer with a Atwood 7920-II furnace. I have worked it down to the point it gives a code 3 for ignition lockout fault. Does anybody know what that means or what might be causing it? I am gue...
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I pulled burner out, cleaned out chamber area and round tube beside it of ladybugs. I checked burner, it was clean. I pulled orifice out of gas valve unit, it was clean. I applied 12 volts to solenoid and it snapped and let air go through. I had circuit board tested, it was ok. There were no visible cracks on igniter porcelain, it had a brown area on it.
Now what?
Now what?
