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Old 07-15-2016, 10:48 AM   #2
O C Diver
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City: Fort Myers, FL... Summers in Crisfield, MD
Country: USA
Vessel Name: Slow Hand
Vessel Model: Cherubini Independence 45
Join Date: Dec 2010
Posts: 6,150
Is your systems tied to an external grounding plate or anode? While you're probably ok now. Having all the systems tied to a common ground bus will yield less corrosion issues in the future. A metal that rusts (cast iron engine block) would not be my choice for a low voltage ground bus.

Ted
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