Can you really repair this yourself?
Trying to save a few bucks by taking on this job by yourself is a fool’s game.
Tell me what the ultimate function of the pressure switch is?
How many inches of water column should your gas pressure be set at at this particular altitude?
Can you tell me a distinguishing feature of a X-13 Electronically Commutated Motor (ECM)?
Why does your furnace have a limit? And, what exactly is a limit?
Why does a 96% AFUE rated furnace have a condensate drain?
Are you sure?
Perhaps you should consider hiring a professional instead.