[AT] Canola to diesel

[Tom Yasnowski]

"Pre chamber"?  Sounds like you are talking about a IDI engine.  I think 
most of them are DI engines
now....


>From: "George Willer" <gwill at gwill.net>
>Reply-To: Antique tractor email discussion group 
><at at lists.antique-tractor.com>
>To: "'Antique tractor email discussion group'" 
><at at lists.antique-tractor.com>
>Subject: RE: [AT] Canola to diesel
>Date: Sun, 4 Feb 2007 13:54:53 -0500
>
>Mike,
>
>Maybe I was a bit hasty... maybe it's only the auto engines I'm quite
>familiar with that aren't true diesels.  They are NOT compression ignition,
>a requirement for diesel, as I understand the term.  They have a throttle
>plate that restricts the intake severely at low speeds, resulting in
>compression ratios far below those required for true diesel operation...
>possibly less than 3:1 at idle.  This throttle plate is not to be confused
>with the safety plate working like a check valve to prevent the engine from
>running backward.
>
>They require glow plugs for starting and a heated ball pin (acting like a
>constant glow plug) for continued running.  A broken ball pin will make the
>cylinder unable to fire.  The injectors feed into a pre-chamber containing
>both the glow plug and the heated ball pin.  The combustion begins there 
>and
>is forced through an orfice into the main combustion chamber.
>
>It's understandable that many Mercedes owners aren't aware of the odd
>ignition system since it's unlikely many even consider working on them.  Of
>the eight I've owned 6 have been "diesels" and I've completely rebuilt most
>of them.
>
>George Willer
>
> > -----Original Message-----
> > From: at-bounces at lists.antique-tractor.com [mailto:at-
> > bounces at lists.antique-tractor.com] On Behalf Of Mike Sloane
> > Sent: Sunday, February 04, 2007 12:50 PM
> > To: Antique tractor email discussion group
> > Subject: Re: [AT] Canola to diesel
> >
> > Mercedes aren't true diesels? You have to explain that one, George!
> > Mercedes Benz (aka Daimler Benz) probably makes more diesel engines
> > (car, trucks, marine, industrial, etc.) than any other single
> > manufacturer in the world, and if they aren't "true" diesels, it will be
> > a surprise to a LOT of owners/operators. :-)
> >
> > Mike
> >
> > George Willer wrote:
> > > Mercedes has different ideas about diesel fuel... possibly because 
>they
> > > aren't true diesels some other concoctions are suggested.  They even
> > endorse
> > > adding a significant amount of gasoline to the diesel in cold weather 
>to
> > > improve starting.
> > >
> > > George Willer
> >
> > --
> > Mike Sloane
> > Allamuchy NJ
> > <mikesloane at verizon.net>
> > Website: <www.geocities.com/mikesloane>
> > Images: <www.fotki.com/mikesloane>
> >
> > It's hard to argue against cynics - they always sound smarter
> > than optimists because they have so much evidence on their side.
> > -- Molly Ivins 1944-2007
> > _______________________________________________
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> > http://www.antique-tractor.com/mailman/listinfo/at
>
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