ground

I installed all new Raymarine electronics on my 05 SeaRay 270 Amberjack this spring...just got the 4KW HD digital radar dome in place and hooked up. However, the manual says to hook the green wire to a common ground. I don't see any other devices hooked to a common ground. Should there be? My...

I just noticed a burning platic smell in the cabin of my 2006 240 Sundancer while hooked to shore power. Turned everything off and it went away. Took a look behind the electric panal and the left side neutral bus was melted and the white wire to the main ac power switch was black and melted...

Boat is Sea Ray 315 (280) with a Volvo KAD300 diesel engine. I did some checking, using a combinded ohm/volt-meter, to find out how the earth ground was connect in my boat. I found the following. Shorepower earth: This is sent through a galvanic isolator to the distribution panel in the...