I have a heil furnace that comes on for 2 minutes and goes off the green light flashe [Archive]

missouri2011

Feb 4, 2011, 08:16 PM

I have a heil furnace that stays on for 2 minutes and goes out.the furnace flashes 4 lights what could it be

T-Top

Feb 4, 2011, 08:26 PM

You should have a list of trouble codes on the blower door to tell you what's wrong.