The ii ac ground or neutral is a current carrying conductor and could be the source of many troubles because its not actually the grounding. The ac ground and grounding systems are free floating meaning that they do not ground on the vessel but only to shore.
Gr 2663 Marine Battery Switch Wiring Diagram Download Diagram
How to ground a boat battery. How to properly connect wires to a marine battery duration. Boatus magazine editor mark corke shows how to use a multimeter to save yourself money by tracking down faulty wiring testing battery voltage and calculating power consumption on your boat. The iii ac grounding bond or green wire is the safety intended to channel current safely to ground in the event of a short circuit. Where is the ground on a boat. Our first thought might be to simply. If not get.
Both of these circuits are capable of conducting current and can result in. Grounding of battery to aluminum boat understanding how electrolysis galavanic corrosion happens is the key to avoiding it or at least controlling it. Will answer the question. If the battery holds with wires disconnected it is leakage in an external ckt. The engine starter and charge circuit is directly connected to the battery. Starting and battery problems mercruiser 30 duration.
The only thing you ground to a boat hull particularly an alloy one is the anodes. Repeat the process were using the boat and when you put it up it discharged the batt and prior to storage remove one of the battery terminals. Allowing any part of the electrical system to make direct contact with the hull must be prevented at all times. Never ever connect a battery earth to the hull. Boat motor manufacturers go to great lengths to try and use the nobilty table to their advantage and creating barriers but scratches in paint and seemingly infinite variations in alloy compisitions make the task near impossible enter the sacraficial anode. Shoreline marine presents captain weekend loye futch a 25 year veteran of the marine industry and professional boat mechanic who will show you how to properly connect wires to a marine battery.
On a boat things are considerably more complicated. The ground connection is usually made by clamping to a metal water pipe or by driving a long copper stake into the ground. In addition to the ac ground we need a dc ground or return line a lightning ground and a rf ground plane for the radio systems. Any accessories are directly. Shoreline marine 450913 views. At no time can stray current be applied to the hull immediate and often fatally destructive electrolysis and galvanic erosion will occur.
Is it an external circuit or a bad battery.
Gallery of How To Ground A Boat Battery
