[C38] Wiring Diagrams

[Anders Finn]

Yup this is tech site worthy. . . and technically I should be doing 
that. . . I think I'll let the old man do it this time though.


Anders

On 11/30/2010 06:37 AM, Marc Stewart wrote:
> Steve,
> Very nicely done.  This belongs on the C-38 tech
> site!  Thank you,
> Marc
>
> ------- Original Message -------
>  From    : Steve
> Smolinske[mailto:SSmolinske at rainierrubber.com]
> Sent    : 11/29/2010 9:07:06 PM
> To      : listserve at catalina38.org
> Cc      :
> Subject : RE: [C38] Wiring Diagrams
>
>
> Attached are two drawings of what I did on Peregrine.
>   One word of caution if you are doing this yourself
> make sure to check the famps for your wire runs and
> size accordingly.  The wire sizes on the drawings are
> based on the locations and wire pulls for my boat.
> You can download a wire sizing chart from Blue Sea
> Systems its pretty simple to figure out the correct
> size  amps X feet (both delivery and return) = famps
>   then just use the chart to determine wire size.
>
> The drawing labeled "Wiring":  The grounds for the
> sub panel, alternator and start battery all return to
> the - (negative) post, I didnt draw them in just for
> ease of reading the diagram.   If you install an
> emergency battery as I did, before turning the
> battery switch to open the emergency battery circuit
> you must first flip the 100A breaker at the panel
> OFF, or else you will instantly drain your emergency
> battery as the current will rush into the house bank
> equalizing out the house bank voltage with the
> emergency voltage, this happens the instant that the
> two banks are connected.
>
> Equipment referenced on the drawing:
>
> Charger - Promariner Protech 1230i plus, 30 amp
> ACR 7610 - Blue Sea Systems Automatic Charging Relay
> Alternator - Balmar 70 Amp
> ARS-5 - Balmar smart voltage regulator
> Sub Panel - Blue Sea Systems, with digital ammeter
> and voltmeter
> House Batteries - (2) 220 amp 6 volt, AGM lifeline
> Emeg. Battery - (1) 33 amp 12 volt, AGM Lifeline
> (powers sailing instruments, GPS, VHF, sailing
> lights, and Emergency Strobe for about 8-10 hours)
> Start Battery - (1)  12 volt not sure of amps, AGM
> Lifeline
>
> The second drawing labeled "Engine wiring"  is
> basically ripping out the wiring harness and all of
> the old wiring on the engine and reinstalling without
> the ammeter as Tom T mentioned in earlier posts.
> The alternator is absent from this drawing as it is
> included in the other drawing.
>
> Location of equipment"
>
> House batteries, Charger, ACR, +/- posts, DC Shunt,
> 300 amp ANL fuse and a spare are all located in the
> battery compartment under the port settee.
>
> House battery and ARS-5 Voltage regulater located in
> the port cockpit locker,
>
> Emergency battery and its battery switch are located
> just forward of the fuel tank under the quarter berth.
>
> The 100 amp ANL fuse in line from the alternator to
> the postive post is located just underneath the
> alternator and secured to the floor of the engine
> compartment  along with a spare fuse.
>
> I also pulled all new wiring in the mast, cabin, and
> running lights as well as rewiring the back of the
> engine control panel.  What I noticed when I was all
> done is that the lights are brighter, and the blower
> was so much louder I could actually hear it working.
>   Its also really nice to have an accurate voltage
> meter and ammeter at the control panel.  The panel
> readout now matches what my multimeter shows at the
> batteries.   Hope this helps.  Ill write up a more
> detailed article for the next Mainsheet.  Aww one
> last IMHO if you do this or any work invest in one of
> the ratchet style crimpers, that way you know exactly
> that your crimps are solid (I didnt and wish I had)
> and use the heat shrink connectors the extra price
> will save lots of time and make the job last that
> much longer.
>
> Steve
> #312 Peregrine
> Seattle
>
>
>
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