[C320-list] Perkins fuel consumption

[Guy Henry]

Number of gallons bought divided by number of engine hours (over 13 years).
So, that includes idling and full throttle consumption averaged.

Guy
MoonShadow #115  


-----Original Message-----
From: C320-list [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Martin Rosenberg
Sent: Thursday, September 3, 2015 10:01 AM
To: C320-List at catalina320.com
Subject: Re: [C320-list] Perkins fuel consumption

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
> >
> >
> >
> >
>