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Commercial Waste Oil Heaters / Re: Clean burn 1750 no air pressure
« on: October 27, 2018, 05:19:11 pm »
It should at least try to start even if it doesn't have air pressure. Often times, I see the air solenoid nucleus corroded and unable to open due to moisture in the air line. If the burner does absolutely nothing, you may have other issues in addition to no air.