[C320-list] In-Mast Wiring Question

[Doug Stieber]

Thanks to everyone who replied on the mast wiring problem...really
appreciate the advice.

Doug Stieber, Second Chance #406

On Wed, Feb 10, 2010 at 7:02 AM, <alahlm at comcast.net> wrote:

>
>
> Warren
>
>
>
>     most any electric supply house will have it such as radio shack,
> greybar, grainger, and online at black-box and others
>
>
>
> Al Ahlman
>
>    #476
> ----- Original Message -----
> From: "Warren Updike" <wupdike at hotmail.com>
> To: C320-List at Catalina320.com
> Sent: Tuesday, February 9, 2010 5:39:31 PM GMT -05:00 US/Canada Eastern
> Subject: Re: [C320-list] In-Mast Wiring Question
>
> Does anyone know where I can buy cable for the wind instrument?  It's a
> 5-wire, about 18 awg, shielded w/drain wire.  ---Warren
>
> -----Original Message-----
> From: amshd2 at aol.com [mailto:amshd2 at aol.com]
> Sent: Tuesday, February 09, 2010 8:49 AM
> To: C320-List at Catalina320.com
> Subject: Re: [C320-list] In-Mast Wiring Question
>
>
> Warren
>
> I dropped my mast about 5 years ago.  Ran into same type of problem.
> While
> mast was down I installed new wind inst.  and R/R all wiring in mast.
>
> After talking with rigger and electronics guy we decided to make one run of
> new wire and wind inst. all the way down the mast through the compression
> post and made the splice inside the boat.    We just ran a painter inside
> the compression post so when we stepped the mast we would be ready to go.
> Make sure that you seal around the wires real good where they go through
> the
> deck.
>
> We felt that putting the splice in a place that was accessible was a good
> idea.  If a line is going to fail it will usaully be at a splice.
>
> Tony
>
>
>
>
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>
> -----Original Message-----
> From: Warren Updike <wupdike at hotmail.com>
> To: C320-List at Catalina320.com
> Sent: Sun, Feb 7, 2010 4:58 pm
> Subject: Re: [C320-list] In-Mast Wiring Question
>
>
> Doug, I'm with you on this one.  I dropped the mast this year for some
> eeded maintenance. Our wind inst. never gave us speed. Found the cable was
> inched at the top between the mast top cap and the mast top. Been that way,
> aybe for 15 years; but, probably didn't work its way through the insulation
> or several years.
> Anyway, at the base of our mast the wind inst. cable is joined with a
> aymarine junction box that, apparently, came with the wind inst. I have
> hecked Raymarine.com and a Raymarine dealer. NG, apparently not available.
> I'm still learning about this. I plan to make a junction box using a small
> lastic "project box" from a local electronics store. I'll glue a small
> erminal strip in it and connect the wires there.  The store also has a
> onductive spray for the inside of the box to preserve the static shield
> hat is also in the cable. There are 5 wires in the cable about size 18-awg.
> he cable has a foil shield to protect from EMI. There is a 6th, small
> n-insulated wire between the shield and the insulation called a "drain"
> ire. It is not a ground for a circuit. It is intended to carry any EMI from
> he shield to a ground, probably at the instrument head in the cockpit. You
> eed to maintain the continuity of the drain wire. I'll report back if I
> earn more.
> Anyone out there care to comment?  All help appreciated.
> Warren & Pattie Updike
> atalina 320, #62, "Warr De Mar"
> iddle River, Chesapeake Bay
> -----Original Message-----
> rom: Doug Stieber [mailto:djstieber at gmail.com]
> ent: Sunday, February 07, 2010 2:06 PM
> o: c320-list at lists.catalina320.com
> ubject: [C320-list] In-Mast Wiring Question
> My boat requires that the mast be taken down each year for storage.  The
> iring for the instruments, which run up the mast must be disconnected at
> he base of the mast for this purpose.  The wires are very small gauge and
> he quick connects that have been used are for larger wires.  Consequently I
> ave experienced loss of a gauge for a season on more than one occasion when
>  connection is not made properly.  Does anyone know where to get connectors
> ade for these small wires that are reliable?  Even Radio Shack was of no
> elp.
> Thanks...  Doug Stieber, Second Chance #406
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