Hey Keith,

Is there any possible way to have solution suggestions for the injectors, 
like you have for the causes?  It would be a nice checklist.  :)

James

On Sun, 13 Jun 2004, Keith Addison wrote:

> Those pumps die anyway. Biodiesel isn't a problem with them. The
> Diesel Fuel Injection Equipment Manufacturers (Delphi, Stanadyne,
> Denso, Bosch) still make cautious noises about biodiesel but they're
> supportive nonetheless. They insist on standard-spec fuel at minimum,
> but it's easy to make standard-spec biodiesel or better. Here's their
> statement on biodiesel quality:
> Summary -- html
> http://journeytoforever.org/biodiesel_FIEM.html
> Full document -- Acrobat file, 104kb
> http://journeytoforever.org/biofuel_library/FIEM.pdf
> 
> For SVO/WVO the same reservations apply to Stanadyne pumps as to
> Lucas-CAV - rotary pumps, not good.
> 
> Elsbett says: "We do not suggest to modify engines equipped with
> distributor-type
> injection pumps manufactured by Delphi, Lucas, CAV, Stanadyne and
> Roto-Diesel."
> 
> There's more about this at Darren Hill's site:
> http://www.vegburner.co.uk/suitability.htm
> Vegburner
> 
> Meanwhile there've been furious denials from Greasel and probably
> others - nothing wrong with rotary pumps and SVO, they say, it's just
> "rumors", "misinformation". Ho-hum.
> 
> Ed Beggs of Neoteric reported an initial failure (old pump) and no
> problems with the rebuilt replacement: "Starting into a project with
> an old highly worn pump - well, sure,
> anything can happen... these pumps fail daily to begin with, on
> diesel fuel... Throw in some inferior WVO that should have been made
> into biodiesel, and you are adding to the potential for problems,
> IMO. On the other hand, with a good pump in good shape, and good WVO
> or SVO, well heated and free of water and contaminants.. no problems."
> 
> Others agree with that, though it's also said that the Stanadyne
> pumps can't take too much heat either, maybe 180 deg F max. Not too
> little, not too much.
> 
> It's the same with the Lucas - it can be done but it has to be done
> well, and there's still a shortage of long-term results, there are
> some, but not enough.
> 
> Once again, it's the difference between biodiesel and SVO. Biodiesel
> - any diesel will do. SVO - maybe any diesel, but there's a lot more
> to consider, if you're just going to chuck it in and go then be
> prepared for problems.
> 
> Best
> 
> Keith
> 
> 
> >to elaborate on that a little (since I own one of these vehicles)
> >
> >Elsbett has recommended not converting vehicles equipped with
> >Stanodyne pumps to SVO. (this came from Aleksander Noack
> >directly, not sure if it's on their website or not)
> >
> >we had a LOT of failures (ie 7 or 8 now?) with these pumps (on
> >Fords and Chevy trucks) in the Bay Area on SVO, none on
> >biodiesel. Of course lots of other people have also run them
> >successfully on SVO, again, no pump failures reported anywhere
> >on biodiesel.
> >
> > It looks like the failures in our area were mostly on vehicles
> >which weren't getting sufficient heating on the WVO side. These
> >folks mostly ran homemade or experimental conversions, and
> >the failures (sized pump) occured quite early in the conversion's
> >life. The several of these cases that I looked into, didn't do
> >adequate temperature monitoring , so it is possible that the
> >temps weren't up to par. In any case it seems a strong case to
> >be extra careful with SVO in these vehicles.
> >
> >One of them seized his pump and then seized the newly rebuilt
> >replacement almost immediately. When he called the rebuild
> >company about it the second time, they asked if he was using
> >biodiesel- they'd apparently gotten a few back from various
> >people already. I imagine that the SVO'ers who were trying to get
> >the company to accept their seized pumps as cores were
> >probably doing what my friends did- and probably weren't quite
> >straight with the co. as to what fuel they were using, and had
> >probably told that company it was biodiesel (since that sounds
> >less bad than hacking into your fuel system, from a fuel injection
> >equipment manufacturers' perspective.
> >
> >
> >--- In biofuel@yahoogroups.com, Keith Addison <[EMAIL PROTECTED]>
> >wrote:
> > > Not recommended for SVO/WVO use, fine with biodiesel.
> > >
> > > Best
> > >
> > > Keith
> > >
> > >
> > > >[EMAIL PROTECTED] wrote:
> > > >
> > > > >
> > > > > Best I can tell the pump in my vehicle is a "distributor type"
> > > > > Stanadyne pump. If I am wrong on that point, someone
> >please correct
> > > > > me!
> > > >
> > > >
> > > >    From what I remember, the fuel injector pump on the 5.7,
> >6.2 and 6.5
> > > >is a Roosa Master.  I don't know why distributor type fuel
> >injection
> > > >pumps would have problems on biodiesel, though I imagine
> >the close
> > > >tolerances of such a device might cause problems with WVO
> >after it had
> > > >cooled down.  But that would simply entail running biodiesel
> >or standard
> > > >diesel through the pump for a few moments to clean out the
> >hot WVO
> > > >before shutting down, would it not?
> > > >
> > > >    Once, when I was seriously looking at a 6.5 turbo diesel, I
> > > >contacted Ed Beggs about a SVO conversion for that engine.
> >He told me
> > > >at the time that he'd had no experience with this family of
> >engines.
> > > >Since this is Ed's business, I hedged on buying the truck and
> >it sold to
> > > >someone else.
> > > >
> > > > > Thanks for any info or especially experiences if anyone is
> > > > > already burning these fuels using a motor and pump
> >similar to mine,
> > > > > thanks again!!!
> > > >
> > > >    I would also like to know!
> > > >
> > > >
> > > >robert luis rabello
> > > >"The Edge of Justice"
> > > >Adventure for Your Mind
> > >
> > >http://www.authorhouse.com/BookStore/ItemDetail.aspx?booki
> >d=9782>
> 
> 
> 
> 
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