[C320-list] Yanmar 3Gm30 typical fuel consumption?

[John Meyers]

On my 1997 3GM30 last year I got 2.2 gallons per hour for the 23 gallons
that I use all year. That was a mix rpms  from 1500 to 3000. I do have a 3
big bladed feathering propeller that may have something to do with that.

John Meyers
Muskegon MI
Wind Chime #406

On Sat, Jun 4, 2016 at 12:53 PM, John Frost <john at frostnet.net> wrote:

> The spec for my 3YM30 (Note the Y) has a chart that says approximately
> .3GPH @2000RPM
> .4GPH at 2250RPM
> .6GPH at 2500RPM
> 1.1GPH at 3000RPM
> 1.3GPH at 3250RPM
> 1.7GPH at 3500RPM
> 1.9GPH at 3650RPM
>
>                                          +
> Happy Sailing!          /||\
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> -----Original Message-----
> From: C320-list [mailto:c320-list-bounces at lists.catalina320.com] On
> Behalf Of Karl Mielenhausen
> Sent: Saturday, June 4, 2016 11:32 AM
> To: C320IA Discussion List
> Subject: Re: [C320-list] Yanmar 3Gm30 typical fuel consumption?
>
> Yanmar literature states 0.3 gpm (actually 1.1 lpm) at 1800 rpm.
>
> Karl
>
> On Sat, Jun 4, 2016 at 10:16 AM, Graeme Clark <cg at skyflyer.co.uk> wrote:
>
> > Hi all. I have a broken fuel gauge and we have logged 30 hours since
> > tank was last filled. The local fuel supplier has had a breakdown and
> > I'm some considerable distance from next nearest, with light to calm
> winds!
> > Trying to assess my likely remaining fuel. Of that 30 hrs a large part
> > has been sub 1500rpm just mooring up etc I'm thinking about 0.4 gal/hr
> > maybe 0.5 to be conservative. I have a spare gallon can also!
> > Anyone have a better guess?
> > Thanks
> > Graeme
> > #366, currently in the Isles of Scilly!
> >
> >
> > Sent from mobile: please excuse typos etc.!
> >
> >
> >
>
>
>