Check to see if voltage to ignitor when started if voltage ohm out ignitor to see if shorted or open that would be a bad ignitor if not check voltage to pressure switch should have 24 volts to both sides if not check the copper syphon loop to see if clogged
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Check to see if voltage to ignitor when started if voltage ohm out ignitor to see if shorted or open that would be a bad ignitor if not check voltage to pressure switch should have 24 volts to both sides if not check the copper syphon loop to see if clogged