There should be no reason to disconnect any cables. In the system I described there are in effect three separate electrical systems. Each jumping vehicle has its own separate 12 volt system. The 24 volt system is independent of the two 12 volt systems sharing only the batteries, nothing more. As long as the two 12 volt batteries are of the same or close in capacity, the voltage drop under cranking load of the 24 volt system should not cause much difference in voltage between the two 12 batteries. If there is a large difference in capacities the cranking voltage drop may cause the weaker battery voltage to drop below the minimum voltage required to keep that vehicle running.
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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