Brake pedal goes to floor - Found problem

[Kneale Brownson]

Notice I said the FLAPS tubing had a connector compatible with the Audi
connections and they provided a different fitting for the splicing that
required the doubled flare.   I wasn't flaring the line at the point of
connection to Audi fittings.  

At 03:54 PM 5/7/2004 -0400, Drew wrote:
>On Fri, 2004-05-07 at 15:51, Kneale Brownson wrote:
>
>> I replaced some of the rusted brake lines on the rears of my 200q20v last
>> fall whe I developed a similar leak where the line was held in place in a
>> plastic retainer.  I got sections of straight steel brake line at a local
>> FLAPS that had metric fittings compatible with the connectors on the car
>> like the flexible lines to the calipers.  They provided me with a connector
>> I could use to splice into existing lines after cutting off the tubing.
>> The splices required a double flare, where you first expand the tubing and
>> then double it back in on itself inside that flare.  I have a set of flare
>> makers in metric that  looks like this
>> http://www.thetoolwarehouse.net/shop/KD-2199.html  except it is in metric
>> tubing sizes.  
>
>If Audis are anything like VWs in this regard (and I don't see why they
>shouldn't be) then the brake line flares are metric ISO flares, not
>double flares.  This takes a special tool (sometimes called a bubble
>flaring tool.)  Although a double flare may not leak, it will not be
>reliable as it does not mate properly with the fitting.
>
>Drew 
>
>-- 
> 
>84 Wolfsburg Ed. Scirocco GTD     http://scirocco.cs.uoguelph.ca/gtd
>89 Audi 200 Turbo Quattro Avant
>94 A3 Golf GL TurboDiesel, 99 A3 Jetta GL TDI
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>