Do you have a call for heat from stat. spark ign/ glow coil test glow coil ohm should have rest./ spark ign-do you have sprk try turning off power turn back on if unit fires/ a saftey has shut you down find problem im assuming you have working knowlege of systems never bypass a saftey. hope this helps
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Do you have a call for heat from stat. spark ign/ glow coil test glow coil ohm should have rest./ spark ign-do you have sprk try turning off power turn back on if unit fires/ a saftey has shut you down find problem im assuming you have working knowlege of systems never bypass a saftey. hope this helps