[Vwdiesel] Adjusting the aneroid

[Shawn Wright]

I can't find my A2 Bentley right now, but I seem to recall this was one of those parts
not covered by the service manual, along with most of the injection pump, aside from
the basic stuff...


On 8 Apr 2003 at 21:00, Mike & Coreen Smith wrote:

> As per below.....Anyone know how to correctly adjust the aneroid/injector
> pump?
> Does the Bentley manual cover things like this? Fuel efficiency and such too
> ?
> Thanks! Mike in NB 88 Jetta 1.6L Turbo diesel
>
> > There are three adjustments on the aneroid. Someone on
> > the list explained in detail how to adjust. There is
> > the top nut which controls the spring pre-load, the
> > bottom spring seat that can be raised ot lowered
> > (rotated, its threaded)(spring and pintle cone height
> > adjustment) then there is rotation of the pintle cone
> > diaphram, since the pintle cone is off center on its
> > shaft. These adjustments control when the fueling
> > kicks in, and how much extra it gets when it does.
> > Then there is the full load stop adjustment (like on
> > the NA pump) that controls overall fueling.
> >
> > --Nate
>
>
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Shawn Wright, I.T. Manager
Shawnigan Lake School
swright at SLS.bc.ca
http://Zuiko.sls.bc.ca/swright
http://www.sls.bc.ca