[Alberg30] Westerbeke diesel problems

[tristan]

Thanks Rob!

I have forwarded on your response to the sailors of the Rocky Fork Sailing Club
in South Central Ohio...

Scott

R.C. Alley wrote:

> (We will assume that you have clean fuel and new fuel filters installed,
> with fuel treatment.)
> And, of course, I am unfamiliar with your engine, and give you this as
> generalized troubleshooting advice only.
>
> I would do the following, were I you:
>
> 1. Buy, read, and digest Nigel Calder's book on marine diesel engines.
> 2. Remove your throttle cable from the throttle completely.  Start and
> operate the throttle by hand. Does the engine still run at advanced RPM?
> 3.Check the stops against which your throttle works.  Have the screws moved?
> Can you adjust the extra RPM's out? If not, return the stops to EXACTLY
> where you found them.
> 4.  If you do not have an injector problem, then you may have a governor
> problem.  Governors are generally spring type, with the spring(s) in balance
> against other governor parts. I suppose that it is possible that you may
> have a broken or mis-aligned spring, but it would be rare.  I would do
> nothing with the governor unless you know what you are doing.
> 5. Take your injector pump off of the engine, and have it tested. Any good
> diesel engine shop can do a static test, and this will either confirm or
> rule out an injector pump problem.  While you are at it, pull the injectors
> and have them tested.
> 6. You may have more than one problem.
> Generally, diesels are real simple; if you are getting more RPM's, than you
> are getting more fuel.  Possible causes of more fuel are:advanced throttle
> or throttle linkage problems, maladjusted or broken governor, injector pump
> problems.   I would suspect your throttle cable first, then the throttle
> stops(particularly if they are not wired in place), then the governor, then
> the injector pump. Crud in the injector pump will generally make it work
> poorly or not at all, but I am not familiar with your engine specifically,
> so I put it in last.
>
> In the end you may require a mechanic out to the boat--and he may tell you
> to pull the engine so it can be worked on at a shop. Be prepared.
>
> And be careful. Diesel injectors operate at pressures which are capable of
> inoculating any part of your anatomy with fuel, even through your clothing.
> At best, it can make you sick. At worst--you get the point.
> Good luck.
>
> ----- Original Message -----
> From: "tristan" <tristan at one.net>
> To: <pearson-list at sailnet.net>; <public-list at alberg30.org>;
> <RFSailingClub at yahoogroups.com>
> Sent: Thursday, June 13, 2002 11:13 PM
> Subject: [Alberg30] Westerbeke diesel problems
>
> > Hi Friends,
> >
> > I have a fellow sailor at our Rocky Fork Sailing club who is
> > experiencing engine problems...can anyone help him out?
> >
> > Scott Wallace
> >
> >
> > Well, I'm joining the cantankerous engine club.  Some of you heard
> > this in person out at the lake, but I'm just not getting real far in
> > solving the problem, so I'm sending out an APB.
> >
> > The W-10-2 Westerbeke diesel has decided it no longer wants to lope
> > along at a pleasant 900 rpm idle.  Noooo, it has to run 2200 rpm!
> > Needless to say, this can't be extending the transmission life when
> > it's put into gear.  To this point, I've found that the throttle
> > cable seems OK and slipped idle position isn't an issue.  Although,
> > if I had to venture a guess, I might guess that the throttle lever on
> > the engine block won't move as far to a low speed position as it used
> > to.  Otherwise it starts and runs great.
> >
> > The manuals (provided by Barry Barnett, thanks) don't really address
> > the idle issue at all.  I could go into further detail on engine
> > stuff, but my initial tactic was to figure out if this is a do-it-
> > yourselfer, or a call-in-the-expert job.  From telephone calls with
> > numerous people, I'm at this point:
> > - the problem is likely centered in the governor (a fairly big deal
> > to rip into, possibly requiring galley removal) or fuel injector pump
> > arenas (looks easier to dig into, but $$ parts).
> > - it probably needs a trained mechanic to come and look at it (unless
> > I just get lucky).
> > - there's no Westerbeke-fluent mechanics in this area.
> > - getting a diesel mechanic period to come out to the lake is going
> > to be a challenge.
> >
> > All opinions/advice welcome.  I'll be out at the lake tomorrow (dock
> > 479) and maybe stay over Fri. night.
> >
> > thanks,
> >
> > Steve
> >
> >  +---------------------------------------------------------------+
> >  |                This Old Boat by Don Casey                     |
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> >  +---------------------------------------------------------------+
> >
> >
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>
> +---------------------------------------------------------------+
>  |  Boatowners Mechanical And Electrical Manual by Nigel Calder  |
>  | http://www.amazon.com/exec/obidos/ASIN/007009618X/alberg30-20 |
>  +---------------------------------------------------------------+
>
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 |  Boatowners Mechanical And Electrical Manual by Nigel Calder  |
 | http://www.amazon.com/exec/obidos/ASIN/007009618X/alberg30-20 |
 +---------------------------------------------------------------+

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