Originally Posted by Mike Canter
Again you are trying to make things too difficult on a MH with only three batteries. Why make it into a science project.
Because it is the proper way to do it. Even in an RV, even with only three batteries. After reading the SmartGuage article, I realized that the problem is much worse than I thought from previous research. You will be discharging and charging the first battery at a 3-2 ratio compared to the last in a three battery installation. It's very simple to wire it the correct way.
But don't let facts get in the way of a good internet arugument
My favorite line in the SmartGuage article is;
There really is no excuse whatsoever (apart from, perhaps, incompetence or laziness) for using the first example given at the top of this page.