Wheres the ground on the battery in your cell phone? How about your flash light? How about your portable radio or TV?
Answer is there isn't one. It's all about the battery and what and how things are connected to it. You can put the reference where you want as long as you abide by the polarization rule of + to the + battery terminal and - to the -.
You can take that battery loop and attach any point of it to your tractor chassis, your truck chassis, your Gator or what have you. The one you choose to attach to your chassis is what it's referred to.
Ground is a term used in electrical power systems and means that the "battery" is referenced to the earth, hence the ground that you walk on even though the "battery" oscillates at a 60 cycle per second (Hz) rate in the US above and below this "ground" reference.
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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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