Are you sure it wasn't a lightning strike? Gary S/V Kaylarah '90 C&C 37+ East Greenwich, RI, USA
~~~~~~~_/)~~~~~~ On Tue, Jul 26, 2016 at 2:37 PM, Ian Matthew via CnC-List < cnc-list@cnc-list.com> wrote: > Hi, > > I am soliciting help from this incredibly wise forum. I thought at first > this was a random problem, but now it has happened twice, I am not sure. > > I have had a 'surge' blow my electronics, AM/FM radio and my navigation > lights twice in 2 years. I can't afford to replace my electronics again > after I've installed this 3rd replacement. In both cases, my knotmeter / > depth gauge blew, my AM/FM radio fried and the incandescent light bulbs in > my running lights blew. In all cases, not a single fuse blew. > Interestingly, my mast lights were OK, my VHF radio was OK and my cabin > lights were OK. The first time all were on, this time the AM/FM radio and > instruments were on, but the running lights were off. > > I am thinking it may be a voltage regulator problem on my alternator, I > have an A-4, but can't be sure. Maybe the safest thing is to replace it > anyway. (Last time this happened, I had my mechanic check the alternator > and he couldn't find anything wrong.) > > One other solution could be to run my electronics and AM/FM radio (when I > replace it) off a separate circuit which is not charged by the engine. > That would keep the circuit isolated perhaps. > > Anyone had this happen to them or have any ideas? > > BTW - I don't cruise in my boat, just race socharging the battery through > shore power is not going to be a problem. > > -- > Ian Matthew > "Siento el Viento" C&C 29-1 > San Francisco Bay > > _______________________________________________ > > This list is supported by the generous donations of our members. If you > like what we do, please help us pay for our costs by donating. All > Contributions are greatly appreciated! > >
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