Cant retract rear caliper pistons on '95 A6

[Franco Barber]

You have to turn the piston and push at the same time.
As you do this, you are cranking the e-brake back in.

There are various tools out there that will help you do this.
I'm using one that looks like the first tool on this page:

http://www.metalnerd.com/cat08.htm

Franco


On Sun, Jun 1, 2008 at 9:45 PM, Tyson Varosyan <tigran at tigran.com> wrote:
> Hi Guys,
>
>
>
> Doing a brake job on my pop's 1995 A6Q. The front brakes were as easy as can
> be - we did the pads and rotors in record time.
>
>
>
> The rear is another story. We removed the old rotors and pads, but are
> unable to push in the caliper pistons. I can usually do it by hand, but here
> I went and got a special press tool for the job. I exerted at least 250 foot
> pounds of torque on a screw-type press unit (with a 2ft breaker bar). That
> piston just won't go in! Obviously, it is possible that the caliper is just
> bad, but I have a hard time believing that BOTH rear calipers went bad at
> the same time and the fact is that I cannot get either one of them to push
> back in. There has got to be a trick! I remember on an old Subaru that I had
> (an '83) you had to twist the piston 90 degrees for it to manually go in. I
> tried that here, but although the piston does spin, it did not go back in.
>
>
>
> I am frustrated, dirty and tired and the car is in pieces in my driveway.
> HELP!
>
>
>
> BTW, NAPA shows reman'ed calipers are $250ea with a $100 core trade-in. Bit
> steep.
>
>
>
> Tyson Varosyan
>
> Technical Director, Uptime Technical Solutions LLC.
>
>  <mailto:tyson at up-times.com> tyson at up-times.com
>
>  <http://www.up-times.com> www.up-times.com
>
> 206-715-TECH (8324)
>
> UpTime/OnTime/AnyTime
>
>
>
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-- 
Franco Barber
feb at febsun.cmhnet.org