I found this in another thread regarding batteries."Looks like your batteries are not hooked up correctly. If you are using 2 x 12v in parallel then you should feed the trailer with the negative from one battery and the positive from the other batter...
Jack Mayer wrote:The 12 volt batteries are wired properly as shown by Roy. The reason is that you want to balance both the charge and discharge cycles across the storage capabilities of the batteries. In other words, you want to draw equally from all...
