What part of the world are you in? Do you have access to a good library; probably a decent number of good books exist, and one or more just might be available there.
I can't think right now of any one book which goes into greater detail and has a good troubleshooting section, too, specifically about your situation. If you don't have any books yet, I'd recommend you start with the Lincoln bible: The Procedure Handbook of Arc Welding