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truckmechanic35
Nov 23, 2008, 08:04 PM
Water from furnace drain is black does it just need to be clean or is this a sign of a more serious problem? Also electronic igniter is sparking but seems to take awhile to light burner

hvac1000
Nov 23, 2008, 09:33 PM
Usually the water is not black. Could be hose deterioration from the chemicals.