The question is if there might be some kind of alternator that keeps some residual magnetism for some time -…
Hi Raj, That’s what I’m recommending. That way there is simply no way for the alternator to get going: no…
Hi David, Good point, thanks. I might try that, although it’s a piss off to have to pay twice.
That’s right, currently, the field wire is not run through the auxiliary contacts on any switch. In planning for the…
John, Interesting article. As for your second example, the one you chose for the J109, it appears the Blue Sea…
Hi Raj You are not missing anything, as far as I’m concerned. One thought, I have heard people recommend that…
Hi Arne, If the engine is wired right the battery draw should be zero, even with the the battery master…
Hi Raj, The field wire is only disconnected if it’s run through the auxiliary contacts on the switch. On most…
“Weird Shit” is making my head spin. My takeaway is that if the alternator disconnect both removes power from the…
Thank you both. I am just more and more agreeing with the need for simplicity! And yes, I also figured…
Hi Arne, My practice is just to leave the engine main switch on at all times except when leaving the…
Hi Arne, My start battery switch is in the engine room. I’m curious if others do differently, but I leave…
Hi Raj, Not that RC and Al are at odds on this one, See the part under “Weird Shit”. Given…
Thanks John. You’re right, I think we’d notice if the alternator disconnect were left off. I always check for proper…
Hi, excellent article. In fact this whole series is timely for me, as I will be doing some extensive electrical…
Hi Kit, OK, it’s a huge job to do right so I need to weigh that against other content. Anyone…
Hi Will, Good point. It’s also a fundamental design issue in that the amount of deflection would cause chafe even…
Hi Earl, Thank for the kind words, and I totally agree about ABYC’s new standard and your list: https://www.morganscloud.com/jhhtips/abyc-publishes-lithium-battery-standard/ I…
Hi Raj, Yes, I think it’s definitely worth adding the alternator disconnect, although having the notice as you do, is…
Actually I don’t believe a “general offshore wiring block diagram” would be of mainstream interest – my take would be…