[C320-list] Trouble starting Yanmar 3GM

Louis Friedman loualfr at gmail.com
Sun Jul 7 17:40:37 PDT 2024


Thanks all.  I've been mostly looking at youtube videos diy stuff. But will
pick up the book!

On Sun, Jul 7, 2024 at 8:13 PM Wandering Star via C320-list <
c320-list at lists.catalina320.com> wrote:

> Louis,
> Jack is right.  Nigel’s book is the best and my first go-to.  I also
> recommend Clymer’s Guide to your Yanmar model. Super helpful.  But more
> importantly, I started with ZERO knowledge about diesel's and if I can
> learn how to do all this, through the help of this blog site, so can you!!
>
> Sara
> Wandering Star
> Seattle
> 2000/#707
>
> > On Jul 7, 2024, at 4:48 PM, Jack Brennan via C320-list <
> c320-list at lists.catalina320.com> wrote:
> >
> > Hi Louis:
> >
> > Just don't ignore it for too long. Small problems can develop into big
> ones when you neglect them.
> >
> > It sounds like you might be new to diesels. Don't get too intimidated
> about doing your own repairs. Everything I described can be done with a
> screwdriver and a wrench, with a hand drill for mounting a new Racor
> filter. The trickiest part is bleeding air from the line, which is not
> really tricky on a Yanmar.
> >
> > A good way to prepare yourself is to buy Nigel Calder's book on diesel
> engines.
> >
> > Jack Brennan
> > Sonas, 1998 Catalina 320
> > Tierra Verde, Fl.
> > ________________________________
> > From: C320-list <c320-list-bounces at lists.catalina320.com> on behalf of
> Louis Friedman via C320-list <c320-list at lists.catalina320.com>
> > Sent: Sunday, July 7, 2024 6:52 PM
> > To: C320-List at catalina320.com <C320-List at catalina320.com>
> > Cc: Louis Friedman <loualfr at gmail.com>
> > Subject: Re: [C320-list] Trouble starting Yanmar 3GM
> >
> > Jack,
> >
> > That may be more than I have time or the ability to do, might have to
> wait
> > for fall to have the yard take another look.  thanks.
> > Dan - just to clarify, you open the throttle before you crank the engine?
> > and crank the engine with the throttle at 3/4 to half open?
> >
> >> On Sun, Jul 7, 2024 at 5:04 PM Daniel Kolean via C320-list <
> >> c320-list at lists.catalina320.com> wrote:
> >>
> >> I had trouble cold starting too. Hull #498, same Yanmar. What works for
> me
> >> is slowly open the throttle, pull it down, then put it back up to 1/2 to
> >> 3/4 throttle, then crank and bring throttle down when it fires.
> >>
> >> Dan Kolean
> >> ENRICH #498
> >> Sent from my iPhone
> >>
> >>> On Jul 7, 2024, at 1:45 PM, r. scott via C320-list <
> >> c320-list at lists.catalina320.com> wrote:
> >>>
> >>> i had the exact same problem on hull 615. had a very slow leak on line
> >> to
> >>> fuel pump. one drop a week. racor pump primes   very well if fuel pump
> >> is
> >>> on wrong position on the cam
> >>>
> >>>> On Sun, Jul 7, 2024 at 1:17 PM Louis Friedman via C320-list <
> >>>> c320-list at lists.catalina320.com> wrote:
> >>>>
> >>>> Hi all,
> >>>>
> >>>> We have a 1999 320, previous owner had told me that the Yanmar when
> cold
> >>>> would not start unless it was primed with the manuel fuel pump. He had
> >>>> thought there might be a fuel leak.  I had our marina check it
> out(they
> >> are
> >>>> certified for Yanmar engines) - they could not find any leaks and
> >> thought
> >>>> it was fine. If the engine has been run within a day, it's fine. But
> >> more
> >>>> than that and it needs priming to get fuel in the line - any other
> >> thoughts
> >>>> on why this would be. Anyone have a similar issue?
> >>>>
> >>>> Lou Friedman
> >>>> s/v Miss Adventure
> >>>> Hull #623
> >>>>
> >>
> >
> >
> > --
> > Louis Friedman, DO, FACP
> > Woodbridge Medical Associates
> > www.woodbridgemed.com<http://www.woodbridgemed.com>
> > 732-634-0036
>
>

-- 
Louis Friedman, DO, FACP
Woodbridge Medical Associates
www.woodbridgemed.com
732-634-0036


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