[C320-list] Simple Hose Replace? - Between sea water pump and heat exchanger (resend w/o images)

[Joel Krauska]

pump pic

https://www.dropbox.com/s/ggwrzzqtf4sr07c/Screenshot%202019-06-25%2021.43.49.png?dl=0

On Tue, Jun 25, 2019 at 9:42 PM Joel Krauska <joel at krauska.net> wrote:

> Well, I replaced the hose, and it looks like it was never the hose, but
> rather the pump.  I can now give the new hose a little squeeze and I hear
> and see water coming from the pump.
> (looks like at the shaft -- same issue as Doug reported just now -- maybe
> it's something in the water! -- and thanks also Ted.)
>
> I see a thread from last summer about taking it to a shop to have the
> seals rebuilt.
>
> Need to check prizes on replacements.
>
> Doug: What are you going to do?
>
> Best,
>
> Joel Krauska
> Grace #802
> 2001 Catalina 320
>
>
>
>
>
> On Mon, Jun 17, 2019 at 2:59 PM <sail-ability at sympatico.ca> wrote:
>
>> Me too.
>>
>> Sent from my iPhone
>>
>> > On Jun 17, 2019, at 4:03 PM, Joel Krauska <joel at krauska.net> wrote:
>> >
>> > Thanks John.
>> >
>> > I found this:
>> >
>> > https://j109.org/docs/Yanmar-3GM30-parts-catalog.pdf
>> > Page 48, Fig.39. COOLING FRESH WATER LINE
>> > Part Number: 128690-49010
>> >
>> > Looks correct to me.
>> >
>> >
>> >
>> >
>> >
>> >
>> >> On Mon, Jun 17, 2019 at 12:50 PM <sail-ability at sympatico.ca> wrote:
>> >>
>> >> I replaced mine and used the OEM hose. You won’t get a straight run
>> hose
>> >> to work properly. Sadly I don’t have part # to hand but U can find it
>> >> online.
>> >> Cheers
>> >> JohnM
>> >> 1999#574
>> >>
>> >> Sent from my iPhone
>> >>
>> >>> On Jun 17, 2019, at 3:19 PM, Joel Krauska <joel at krauska.net> wrote:
>> >>>
>> >>> Howdy.
>> >>>
>> >>> I have a Yanmar 3GM30F.
>> >>>
>> >>> I found a slow drip coming off the hose leading out of the sea water
>> >> pump.
>> >>>
>> >>> Images here:
>> >>> https://cajoel.smugmug.com/Grace/Yanmar/Dripping-Sea-Water/n-cCL2pm/
>> >>>
>> >>> It looks to be coming from near the clamp on to the hose. I could try
>> to
>> >>> tighten up the clamp, but I think it's probably best to replace also
>> >>> replace the hose.
>> >>>
>> >>> I'm guessing that since this particular hose is still flaking silver
>> >> paint
>> >>> that it probably was factory.
>> >>>
>> >>> I've replaced other hose runs with Shields 250 5/8" hose.
>> >>>
>> >>> I'd like to do the same here but I was curious about the big bend
>> right
>> >>> before it enters the heat exchanger.  Will shields 250 set and hold a
>> >> bend
>> >>> like that?
>> >>>
>> >>> Any other advice on doing this well?
>> >>>
>> >>> Best,
>> >>>
>> >>> Joel
>> >>> Catalina 320 - Grace #802
>> >>> South Beach, SF, CA.
>> >>
>>
>