DavidR2002
Nov 5, 2006, 07:18 AM
What does A three blink code on a Goodman 80 plus gas furnace mean
NorthernHeat
Nov 5, 2006, 07:41 AM
They are not all the same board with the same code. Is there a sticker on the blower door that tells you? If I guessed, I would say the pressure switch failed to close.
jorjee
Oct 2, 2007, 12:11 PM
What does A three blink code on a Goodman 80 plus gas furnace mean
The installer man just told me it means change the filter.