[C320-list] Knot Meter Sender Replacement

[coralman at bellsouth.net]

Why not use your gps as it is more accurate.
Michael
Nauti Clew
> 
> From: John Van Vessem <jvanvessem at sbcglobal.net>
> Date: 2006/04/29 Sat AM 09:41:12 EDT
> To: C320-List <C320-List at catalina320.com>
> Subject: Re: [C320-list] Knot Meter Sender Replacement
> 
> Quentin,
>    
>   Be carefull to test the old cable, the problem might be in the cable not the sender.
>   John (Sojourn 645)
>   
> Quentin Murphy <qmurphy at sympatico.ca> wrote:
>   I'm replacing the Raymarine knot meter sender (thru-hull unit with paddle
> wheel) as it's defective. I've tested with a new sender by spinning the
> wheel and the display showed "speed" just to make sure it is the sender
> that's at fault. Due to the five female spade connectors on the instrument
> end of the long cable that comes with the sender I'm having difficulty
> removing the old sender cable down through the port pedestal guard tube to
> the aft cabin ceiling below. There is a cover for the steering pulleys with
> about 12 screws which I removed. This pedestal guard tube is so packed as
> there are many other cables for other instruments in the port side of the
> guard as well as in the starboard side. As I have to attach a thin nylon
> fish line to the end of this with electrical tape all over the spade
> connectors, I feel there is no way to pull them past the other cables
> (without it breaking apart or damaging the other cables. The only way this
> could be pulled in my mind is: disconnecting all of cables to the
> instruments and pulling them all out as at one go and then pulling them all
> back, minus the old cable, adding the replacement cable. That would be a
> lot of hassle. Can anyone see a problem if I cut the cable (say under the
> port settee) and solder the fire wires in this cable, using heat shrink on
> each wire and then a larger heat shrink on the cable jacket? It's pretty
> dry there, especially if I tyrap it high up.
> 
> Quentin Murphy
> Celtic Knot #667
> 
> 
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> 
> 
> John Van Vessem
> Sojourn 645
> Vallejo Yacht Club
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