Re: Brake Problems

["Chris DeLong" <green536@hotmail.com>]

>You're right about the master cylinder.I suspected this and had it 
>replaced.They
>still would stick. My mech.  assured me that the rod was in the receiving 
>bore
>of the master cyl. when he put it in. I'll try to verify this tomorrow.

Sounds like air is in the lines then. Have your mech rebleed the brakes 
again.

The
>booster is stock however.
>When at idle, I pumped the brakes very quickly and  the revs went up, and 
>when I
>stopped they returned. Is this normal or a vacuum related problem?

Not sure if its normal but all my VW's do this (with the exception of the 
Diesel).


>John
>
>Chris DeLong wrote:
>
> > Stock master and booster? If not it could be that the master is not
> > returning to full stop position. In this case it will not allow fluid 
>back
> > into the master to equalize pressure in the lines. Consequently it will 
>make
> > the brakes stick harder the more you use them. I doubt it has anything 
>to do
> > with engine temperature.
> >
> > If you have just replaced the master then you might want to remove the 2
> > 13mm nuts and check the pushrod. I knew this guy who did a master and 
>put it
> > in so that the rod was not in the receiving end of the master and caused 
>a
> > similar symptom.
> >
> > HTH
> >
> > >
> > >Have you jacked up the car to make sure that the brakes aren't sticking 
>at
> > >all when the car is cold? This is defintely a very odd problem. You 
>don't
> > >live anywhere near MA do you?
> > >       -Josiah
> > >
> > >'84 GTi
> > >http://bork.hampshire.edu/josiah
> > >
> > >On Sat, 22 Jul 2000, John Erk wrote:
> > >
> > > > I am still having this sticking problem with my front brakes. When I
> > > > drive for 20-30 minutes or less when it's hot, the brakes start to 
>hold
> > > > and the brake pedal travel decreases. So far I have changed both
> > > > calipers ( rebuilt, with new bushings ,teflon) Master cylinder, and 
>now
> > > > I put in Neuspeed stainless steel lines and bled them well. What 
>else
> > > > could it be? Proportioning valve?  Booster? pedal pushrod to 
>booster?
> > > > Help!
> > > > John
> > > >
> > >
> > >
> > >--
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> >
> > Chris DeLong
> > ICQ#45030867
> > Seattle, WA USA
> > '80 16V Rag
> > '80 Rocco (For Sale)
> > '78 Scirocco
> > '82 GLI
> > '80 'Vert
> > '65 Bus (ugly, but good for campin' W/toaster oven)
> > '61 17 Window
> >
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Chris DeLong
ICQ#45030867
Seattle, WA USA
'80 16V Rag
'80 Rocco (For Sale)
'78 Scirocco
'82 GLI
'80 'Vert
'65 Bus (ugly, but good for campin' W/toaster oven)
'61 17 Window


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