[C320-list] Knotmeter knot working

[Dave Rabinowitz]

My bad!  It was AIRMAR and here's the link to an ultrasonic speed
transducer...they claim no fouling problems, and will fit in an existing
Raymarine "shell" and tie to existing Raymarine instruments, I believe...

On Nov 28, 2007 9:25 PM, LaChance,Michael B <MBLACHAN at travelers.com> wrote:

> According to products listed http://www.maretron.com/ there is no
> ultrasonic speed transducer but there is an ultrasonic wind transducer.
>
> I would be interested in a paddle-less transducer that would interface
> to Raymarine instruments if anyone knows of one.
> Mike LaChance
>
>
> -----Original Message-----
> From: c320-list-bounces at catalina320.com
> [mailto:c320-list-bounces at catalina320.com] On Behalf Of Dave Rabinowitz
> Sent: Wednesday, November 28, 2007 3:42 PM
> To: C320-List
> Subject: Re: [C320-list] Knotmeter knot working
>
> anyone have experience with the Maretron "paddle-wheel-less" ultrasonic
> speed transducer??
>
> On Nov 28, 2007 2:47 PM, <amshd2 at aol.com> wrote:
>
> > Where I am at in Annapolis we seem to get a lot of crusty things
> growing
> > on things below the?water line.??
> >
> > I now keep the plug in all the time except when I am sailing.? Since I
> > started doing that a few years ago I have never had a problem with
> having to
> > clean the?paddle.?? When I take the boat I just put in the?unit just
> before
> > I go out.? I also find spraying the wheel with sail knot lube seems to
> help.
> >
> > Tony #30
> >
> >
> > -----Original Message-----
> > From: alahlm at comcast.net
> > To: C320-List <c320-list at catalina320.com>
> > Sent: Wed, 28 Nov 2007 8:48 am
> > Subject: Re: [C320-list] Knotmeter knot working
> >
> >
> >
> > Bill
> >
> > the paddle wheel can be removed from the unit to help with the
> cleaning --
> > also
> > watch the NOTCH ALIGNMENT when reinstalling the unit
> >
> >   Al Ahlman
> >     #476
> >
> > -------------- Original message --------------
> > From: "Bill Sloane" <southsoundbill at gmail.com>
> >
> > > Forum:
> > >
> > > Having never owned a boat with a through hull knotmeter, I am not
> clear
> > how
> > > to fix one. It was not working this past Sunday when I went out for
> a
> > > chilly but beautiful sail. A colleague at work told me that I need
> to
> > > unscrew the fitting in the V-berth sump, and immediately screw in
> the
> > spare
> > > fitting that is tethered there. Is this in fact how you do
> > > it? Isn't that opening a hole in the hull below the water line?
> > >
> > > I am pretty sure a crustacean or other volunteer has made a home up
> in
> > the
> > > little fly wheel that needs to be dislodged. Can I do this by
> entering
> > > through the sump?
> > >
> > > Appreciate any advice.
> > >
> > > Bill
> > > C-320 'Endless Summer', No. 554
> > > Olympia Washington
> >
> >
> >
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>
>
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> The Travelers e-mail system made this annotation on 11/28/07, 21:25:12.
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