I believe there are diodes from the various alarm lamps that feed the horn on the panel; sounds like those may have popped from the reverse polarity?
Fred Street -- Minneapolis S/V Oceanis (1979 C&C Landfall 38) -- on the hard in Bayfield, WI :^( On Apr 6, 2013, at 7:17 PM, Knowles Rich <r...@sailpower.ca> wrote: > I strongly suggest your friend get someone familiar with things electrical to > check out his boat. There are simply too many possibilities to discuss them > sensibly here. > > Rich Knowles > Indigo. LF38 > Halifax > > On 2013-04-06, at 20:45, David Paine <paineda...@gmail.com> wrote: > > Folks, > > My friend, Steve, messed up this afternoon working on his cb C&C 35. He is > too shy to post (kidding) but here (below) is his question. I am an A4 guy > so I am clueless about what dangers the Yanmar horn that sounds when starting > a Yanmar is even supposed to alert one to! Here is the question ... > > Hi David - > > I have a question for you ... this morning, while installing the boat > batteries, I installed the big (engine) battery then proceeded to cross the > wires on the second (house) battery ... resulting in a pretty spectacular > spark. > > After the spark I noticed two other things - > > > 1) the first battery was making pulsing noises that sounded like it might be > shorting out internally - I disconnected it and, when it was tested later, > the battery was dead ... it was actually having charging issues last summer > so I guess the arcing did it in (?) > > 2) when I had the battery switch "on" (to any position - "all", "both", "#1" > and "#2") the Yanmar engine start panel was making the same steady tone it > makes when starting the engine ... for this, I tried replacing the ignition > switch but that didn't correct the problem ... it still whines on all battery > positions except for "off" > > ... do you have any ideas (or ideas where I could get some ideas)?? > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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