[C320-list] Wiring Speed Transducer

[Dean Vermeire]

One more thing.  Before you cut any cable, hook the new transducer up to 
the knot meter head and spin the paddle wheel.   Make sure it works 
before you do all the hard work.

Dean

On 9/5/2012 3:25 PM, Dean Vermeire wrote:
> I just did this very same thing last year.  I ended up cutting the 
> cable and splicing the new one in with butt splices and heat shrink.  
> I made this connection under the port settee, keeping it high and 
> dry.  Be sure to leave a fair amount of slack, so that you could 
> always do it again, if need be. You could always do the splice inside 
> a box.
>
> Since the cable is molded into the transducer and runs the length of 
> the boat and up through the pedestal, and it is held in tightly with 
> wire ties and sealant, this was about the only reasonable solution I 
> could come up with.
>
> Good luck!
>
> Dean Vermeire
> Moonstruck II (#847)
>
> On 9/5/2012 3:18 PM, BairdRJB at aol.com wrote:
>> You may recall a post from me a few weeks ago inquiring about 
>> replacing the
>>   paddlewheel on a Raymarine ST60 Speed Instrument.  I ended up 
>> working with
>>   a company called GEMECO.  Very helpful folks.  By their 
>> recommendation, I
>> am replacing the entire insert/transducer.  Not only was  the paddle 
>> wheel
>> broken, but the brackets that protect the paddlewheel was cracked and 
>> could
>> snap off sometime in the near future.  They are shipping  me an 
>> ST800-INS
>> at the cost of $84 (before shipping).
>>   QUESTION:  To install this thing, they say I don't have to run the  
>> cable
>> all the way back to the helm.  They say I can cut the cable and 
>> connect it
>> to the original cable using a junction box.  I have never done that 
>> kind of
>> work before.  Is he talking about a butt splice or a terminal block, or
>> what?  Obviously it needs to be waterproof.  I am assuming  that 
>> making this
>> kind of splice might compromise the speed-reading a bit, but I 
>> imagine it
>> would be only marginal.  Am I correct in that assumption?
>>   Thanks, all, for your guidance.
>>   Bob Baird
>> Star Dust, 2001, Hull 784
>> Whitehall, Michigan
>>
>>
>>
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