[Rhodes22-list] Outboard repair question

[Rick]

Did you try adjusting the idle set screw?  It is external to the engine and
just changes the stop position of the throttle rod--not a jet adjustment as
Rummy seems to think.

Rick

On Fri, Aug 28, 2009 at 8:33 AM, atmcneil <atmcneil at gmail.com> wrote:

>
> Well, I'm picking up a fuel pump rebuild kit today so we should find out if
> you're right be the end of the weekend. I sure hope you are right, because
> I
> really would like to get this motor running.
>
>
>
> R22RumRunner wrote:
> >
> > Rick,
> > First of all, a carburetor does not have a diaphragm. It might have a
> > float bowl with a float in it, but no diaphragm. Replacing the fuel pump
> > diaphragm is probably the easiest thing you can do. Simply remove the
> > cover from
> > the pump, remove the old diaphragm, install the new one and replace the
> > cover.  Screwing with the idle and high speed jets is like doing brain
> > surgery
> > on  someone who simply has indigestion.
> > Trust me on this one. The fuel pump works off of vacuum that is created
> by
> > the internal workings of the engine. When he said it would only run on
> > high
> >  speed (throttle wide open) I knew exactly what it was. It's sucking gas
> > through  the fuel pump into the cylinders, bypassing the carb. Ta Dah!
> >
> > Rummy
> >
> >
> > In a message dated 8/27/2009 5:17:06 P.M. Eastern Daylight Time,
> > sloopblueheron at gmail.com writes:
> >
> > Cool it,  Rummy.  This is a constant fuel velocity design that is running
> > full  out.  A simple idle control adjustment should be tried before
>  major
> > surgery.  If there is a diaphragm problem, the carburetor  diaphragm (if
> > there is one) is a more likely culprit with gunk holding it  down to let
> > in
> > too much air. A detergent additive or a tank of high  detergent gas could
> > solve it.
> >
> > With these engines, the  quality/stability of the engine oil is more
> > significant than the quality of  the gas.  I stick with OMC's products
> > just
> > to be  safe.
> >
> > Rick
> >
> > On Thu, Aug 27, 2009 at 9:06 AM,  <R22RumRunner at aol.com> wrote:
> >
> >> Rick and  Andrew,
> >>
> >> This is the last time I'm going to tell you what is  wrong. IT'S THE
> >> DIAPHRAGM IN THE FUEL PUMP. REPLACE  IT.
> >>
> >> Rummy
> >>
> >>
> >> In a message dated 8/26/2009  6:13:59 P.M. Eastern Daylight Time,
> >> sloopblueheron at gmail.com  writes:
> >>
> >> Andrew,
> >>
> >> This engine is a 2  stroke--generally not bothered by  old gas.
> >>
> >>  Rick
> >>
> >> On Wed, Aug 26, 2009 at 6:06 PM, Andrew Collins   <
> >> sailingvesselcarmen at gmail.com> wrote:
> >>
> >> >  Make sure you  have fresh, treated gas. I have a new Tohatsu 4
>  stroke
> >> > that Will not  idle if the gas is more than a couple  of weeks old
> >> > This gets worse  with humid weather
> >>  > Another symptom is loping at médium speeds I Will  get a filter  for
> >> > NeXT season
> >> > Andrew
> >> >
> >> >  Sent from  mobile device.
> >> >
> >> > On Aug 25, 2009, at  10:41 AM, atmcneil  <atmcneil at gmail.com> wrote:
> >>  >
> >> > >
> >> > > I have an  '94 Yachtwin  (Evinrude) 8hp outboard that has a problem.
> >> > > It   starts
> >> > > but will only run at full throttle. It won't idle  at  all.
> >> > >
> >> > > Has anyone had this problem  and how do you fix  it?
> >> > > --
> >> > > View this  message in context:
> >> >
> > http://www.nabble.com/Outboard-repair-question-tp25135659p25135659.html
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> --
> View this message in context:
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> Sent from the Rhodes 22 mailing list archive at Nabble.com.
>
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