[C320-list] Perkins fuel consumption

[John Meyers]

Every time I fill up and log the hours and gallons. Figure from there the
difference in hours from the last fill up and the gallons to get either the
Hours/Gal or Gal/Hour.

John Meyers

On Thu, Sep 3, 2015 at 10:00 AM, Martin Rosenberg <
martinlrosenberg at gmail.com> wrote:

> OK, this is probably a dumb question but how do you all calculate your
> consumption?  Average the approximate number of hours running and then top
> up the tank?
> Martin Rosenberg
> Avalon #823
> On Sep 3, 2015 9:32 AM, "Kaare Wold" <sailor3952 at charter.net> wrote:
>
> > Our 725 hr Yanmar with MaxProp consumes 0.6-0.7 gal/hr cruising at
> > 2600-2800 rpm. Yup, she's a noisy one too.
> > Kaare Wold.   Sheet Music #945.
> >
> > Sent from my iPad
> >
> > > On Sep 3, 2015, at 7:27 AM, colloua5 at aol.com wrote:
> > >
> > > I am also at .6 gal per hour. Little vibration above 800 rpm
> > > Lou
> > >
> > > 429
> > > Summergirl
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: Guy Henry <guyhenry222 at gmail.com>
> > > To: C320-List <C320-List at Catalina320.com>
> > > Sent: Thu, Sep 3, 2015 8:23 am
> > > Subject: Re: [C320-list] Perkins  fuel consumption
> > >
> > >
> > > My 1994 Perkins 29 HP with 1020 hours uses about .6 gals an hour over
> the
> > > last
> > > 500 hours.  My engine knocks at about 800 rpm but not above or below
> > > 800 rpm.
> > > Low idle is about 500 rpm and I cruise at 2800.
> > >
> > > Guy
> > > MoonShadow
> > > #115
> > >
> > > -----Original Message-----
> > > From: C320-list
> > > [mailto:c320-list-bounces at lists.catalina320.com] On Behalf
> > > Of Louis
> > > spitz
> > > Sent: Thursday, September 3, 2015 4:57 AM
> > > To:
> > > c320-list at lists.catalina320.com
> > > Subject: [C320-list] Perkins fuel
> > > consumption
> > >
> > > Hi all,
> > > My 1995 Perkins 29 hp with 875 hours uses about 2.6
> > > gals. of diesel per
> > > hour. The manual says fuel consumption at 2700 rpm should
> > > be about 1.6 gph.
> > > The exhaust is clean (not smoking). The engine knocks very
> > > badly at low
> > > rpms, say below 1000, but I don't think that's related. Also, the
> > > engine is
> > > VERY loud. I added insulation to the cover in the main cabin, but not
> > > yet in
> > > the aft cabin.
> > > Any thoughts on these issues would be much
> > > appreciated.
> > > Lou Spitz
> > > #195, 1995 Merry Chase
> > >
> > >
> > >
> > >
> >
>