Fw: [Vwdiesel] pump numbers

[Gerry Wolfe]

Stanadyne filter is electric heat.

----- Original Message ----- 
From: "Scott Kair" <scott3491 at insightbb.com>
To: <vwdiesel at audifans.com>; "Bart Wineland" <bwinelan at allegheny.edu>
Sent: Saturday, December 11, 2004 04:23
Subject: Re: [Vwdiesel] pump numbers


>     IIRC, the valve runs about $6-8.  It was a dealer-only item when I
> bought it, but I'd check with Halsey before bending over and spreading
> my cheeks again.  It pays to buy two.
>     The other device you describe sounds like it might be an
> aftermarket inline fuel heater.  Stanadyne and MB both make them,
> although I can't remember which is powered electrically and which has
> coolant plumbed through it.
>     On the bright side, a complete failure is easier to detect than a
> hairline crack.  If you replace with the newer unit, be sure to orient
> the whole unit and connect the lines correctly.
>     Good luck,
>     Scott
> 
> ----- Original Message -----
> From: "Bart Wineland" <bwinelan at allegheny.edu>
> To: "Scott Kair" <scott3491 at insightbb.com>; <vwdiesel at audifans.com>
> Sent: Friday, December 10, 2004 9:49 PM
> Subject: Re: [Vwdiesel] pump numbers
> 
> 
> > Thanks Scott. It is the plastic housing you describe that holds the
> little
> > wafer that came apart and will not seal again.   When I parked the
> car in
> > the garage tonight and shut the engine off I could hear it hissing.
> It
> > leaks fuel out pretty good when the engine is running and lets air
> in when
> > I shut it off. It makes starting the car a real chore. I probably
> whacked
> > it at some point when swapping the engines.  In addition to what you
> > describe mine has another device that attaches to the filter
> bracket. I
> > think it is a heater since it has power running to it but is not
> plumbed
> > together in anyway to the filter since I've owned the car.
> >
> > Bart
> >
> > At 06:32 PM 12/10/2004 -0600, you wrote:
> >
> >
> >
> > >  >I have a old style fuel filter housing
> > > > I want to install instead of the newer style. The newer style
> has an
> > >extra
> > > > line that I don't know what to do with but will figure it out.
> > > >
> > > > Bart<<
> > >
> > >     The newer style incorporates a thermostatic wafer in a plastic
> > >housing that runs return fuel from the pump back through the filter
> at
> > >temps below 50F.  IIRC, two of the fuel lines are coupled to the
> > >housing, which sits atop the filter.  Over time, the plastic gets
> > >brittle and cracks or breaks when you try to tighten the line
> clamp.
> > >     The new style doesn't become apparent until the thermovalve
> > >housing cracks and leaks, or when you find out the filter is more
> > >expensive and the housing a dealer-only item, or when the
> temperature
> > >gets below about 10F.
> > >     At cold outside temps, you get warm fuel to the pump pretty
> > >quickly, rather than the cold stumbles for several minutes.
> Replacing
> > >the newer style with the old involves a bit of re-plumbing the
> extra
> > >lines, and does save money and increased risk of leaks, but a
> couple
> > >of mornings at -10F made me a believer in the newer style.
> > >     HTH,
> > >     Scott Kair
> > >
> > >
> > >_______________________________________________
> > >Vwdiesel mailing list
> > >Vwdiesel at vwfans.com
> > >http://www.audifans.com/mailman/listinfo/vwdiesel
> >
> 
> 
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