[200q20v] Re: more rear caliper fun

Fred Munro munrof at isys.ca
Tue Aug 22 22:58:15 EDT 2000

Hi Brett;

I use a pair of 6" needle nose vise grips to turn in the piston. The tips of
the pliers fit into the notches in the piston, and you can set the tip
separation to the correct width with the adjusting screw in the plier


Fred Munro
'94 S4  109k km

----- Original Message -----
From: "Brett Dikeman" <brett at iclick.com>
To: <200q20v at audifans.com>
Cc: <quattro at audifans.com>
Sent: Monday, August 21, 2000 6:48 PM
Subject: more rear caliper fun

> oh boy, here we go.
> So, caliper is off the car, in pieces.  Piston is completely out;
> rust is visible in spots here and there.  Fixing that...no prob.
> Now, moving along...the ebrake lever is partially removed.  I say
> partially because it has only come out of the caliper by about a
> quart to half inch tops.  I can turn it by hand, getting a ker-ping
> one way, ker-ping the other.  If I pop the lever back into the
> caliper, i get a little "psssssssssssss" noise; air is hissing out of
> something.
> My main problem is that I can't seem to get the piston back in.  It
> simply refuses to budge, seems to be hanging on the inner seal.  I
> suppose I can force it in by using a C-clamp, but I'd rather not
> unless necessary.  Among other things, I have no idea how I'm going
> to thread it onto the e-brake screw shaft in the center of the
> cylinder, given that it is impossible to turn the piston without the
> tool, which I don't have.
> Tips/tricks?
> Brett
> --
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