4KQ clutch slave cylinder replacement tips...

[ed armstrong]

Gotta love another Audi shade tree mechanic trick !


--- mike <mikemk40 at yahoo.com> wrote:
> i seem to remember i used a 4" nail with the point
> cut
> off as a drift to move the pin
> 
> mike
> 
> --- ed armstrong <edshred2000 at yahoo.com> wrote: >
> Hi,
> > As Dennis mentions, the critical part is to drive
> > out
> > the thin "expansion pin", what I would call a roll
> > pin
> > that secures the clutch slave cylinder to the top
> of
> > the transmission housing. The right sized drift is
> > critical. I believe it is 3/16" . If you are 1/16"
> > to
> > big or small, it will not work...trust me, I
> bought
> > and tried several different sized drifts.
> > 
> > I was able to bang out the roll pin towards the
> the
> > passenger side of the car. There is just enough
> room
> > to swing a hammer in there, although is would have
> > been much easier if I had removed the driver side
> > tie
> > rod. I did not and got the pin removed. Others
> have
> > reported working through the passenger side wheel
> > well
> > and banging towards the driver side.
> > 
> > Once the pin is out, the cylinder may or may not
> > come
> > out easily. You will need to find a long solid
> drift
> > or solid piece of wood and drive the clutch
> cylinder
> > towards the rear of the car. Mine was "stuck" and
> I
> > had to actually apply heat to the top of the trans
> > housing with a blow torch. Took a long time to
> heat
> > up
> > top of the trans housing to loosen things up. A
> few
> > cycles of heat and banging and it was out.
> > 
> > This work done on a 85 Coupe with LHD. Work on a
> > 4000Q
> > will be similar.
> > 
> > 
> >  -ed
> > 
> > 
> > 
> > --- DGraber460 at aol.com wrote:
> > > The first step is to check with your therapist
> to
> > > see if you have the mental 
> > > stability required for this project. It is
> > probably
> > > one of the most 
> > > frustrating jobs on the car.
> > > 
> > > There are several methods for doing this. Some
> > > report working from 
> > > underneath, but I can't see how. I did it from
> > both
> > > the passenger side wheel 
> > > well, and driver side top.
> > > The cylinder is held in by a small expansion pin
> > > that needs to driven out 
> > > (either side) with an appropriately sized drift.
> 
> > > The proper size is 
> > > critical, and no I don't have the size in front
> of
> > > me but can check if 
> > > needed. If the PO didn't delete it, there is
> also
> > a
> > > spring clip/wire that 
> > > needs to be pulled out first. Both mine came out
> > so
> > > easily, I couldn't see 
> > > how it secured the pin with any certainty.
> > > Other than those facts, it is merely a matter of
> > > doing the best you can with 
> > > your particular size of arms and hands to gain
> > > access to the exceedingly 
> > > poorly placed slave. What works for some,
> doesn't
> > > seem to work for all.
> > > I have done this twice, and got pretty scratched
> > up
> > > both times.
> > > Good luck!
> > > 
> > > Dennis
> > > 
> > 
> > 
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