Cant retract rear caliper pistons on '95 A6 - why screw?

[jesper5ktqm.audi at gmail.com]

You can purchase a 5 dollar tool at your local autoparts store that  
will span the notches of the piston. Very easy to collaps even mounted  
on the car.

Sent from my iPhone

On Jun 3, 2008, at 7:32 AM, Grant Lenahan <glenahan at vfemail.net> wrote:

> It has become increasingly common, and, I believe, has to do with teh
> self-adjusting action of a parking brake ( drum) on a disk caliper.
>
> Grant
> On Jun 3, 2008, at 2:18 AM, Tyson Varosyan wrote:
>
>> So can someone please explain to me the logic as to why these are
>> made in a
>> way that you have to twist and push? Seems idiotic to me - every
>> other car I
>> have had, you just press them in. The fronts on this car you just
>> press in.
>> On this thing, you need a $50 special tool collecting dust in a
>> drawer until
>> one day every other year that you will need it and cant find it!
>>
>> Also, when I manufactured the tool myself from a picture that
>> someone sent
>> me, I got the pistons to retract. The bad part is that as I was
>> screwing
>> them in, both leaked brake fluid from every orifice they had - the
>> seals are
>> completely blown. So I am waiting on the new calipers to get here
>> in the
>> mail - what a PITA!
>>
>> Tyson Varosyan
>> Technical Director, Uptime Technical Solutions LLC.
>> tyson at up-times.com
>> www.up-times.com
>> 206-715-TECH (8324)
>> UpTime/OnTime/AnyTime
>>
>>
>> -----Original Message-----
>> From: quattro-bounces at audifans.com [mailto:quattro-
>> bounces at audifans.com] On
>> Behalf Of Grant Lenahan
>> Sent: Monday, June 02, 2008 5:28 PM
>> To: George
>> Cc: quattro at audifans.com
>> Subject: Re: Cant retract rear caliper pistons on '95 A6
>>
>> My 2002 S6 screws clockwise.
>> Grant
>> On Jun 2, 2008, at 8:20 AM, George wrote:
>>
>>> You do have to screw the piston back in using one of the
>>> aforementioned
>>> tools.  However, you turn in the opposite direction, that is from
>>> right to
>>> left, as though you are trying to screw it out. By pressing in hard
>>> while
>>> turning, it will go right in. Watch the fluid level in the  
>>> reservoir.
>>>
>>> George Sidman
>>>
>>>
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