changing lifters... More.

[Konstatntin Bogach]

Where is auxiliary vacuum pump located? What is its function?
The noise is very loud and if something can clack beside lifters I would
check it out.

Konstantin Bogach.
200tq 89


Robert Myers wrote:
> 
> There is an auxiliary vacuum pump operated from the cam of that I5
> engine.  This pump tends to get "packed up" with oil and starts
> banging.  It sounds _exactly_ like a clacking valve.  The fix is simply to
> remove the rod from the pump.  If that is what your problem is then you
> don't need a valve job.
> 
> At 02:10 PM 11/11/00, you wrote:
> 
> >Hi all.
> >
> >My 200tq 89 has terrible noise from lifters (BTW, I use syntetic 5-50).
> >I bought lifters and was going to do change them myself. Talking to my
> >michanic (good mechanic but doesn't have experience with Audis) I
> >mentioned my plans. He said that I might need to measure space for every
> >valve and adjust each lifter with shims. I found a lot of mail in
> >archive about lifters but I did not see somebody mentioned such
> >adjustment. Is it really needed?
> >
> >Thank you.
> >
> >
> >
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> Bob
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