[T3] Brake Hints!

[William Jahn]

How is this fast pumping one man bleeding done? Is it just a jar with
brake  fluid hose to bleeder hoping air won't draw in around the bleeder
threads.


On Sun, Aug 28, 2022 at 3:08 PM Jim Adney <jadney at vwtype3.org> wrote:

> On 28 Aug 2022 at 13:37, William Jahn wrote:
>
> > As far as just flushing the rears. I thought just doing the rears did
> > something to the master as far as the seal location. All I read was to do
> > the fronts first.
>
> Books seem to vary. I've not found there to be a difference, except that
> it
> makes sense to finish one end of the car, then do the other end. No
> approach does damage, some just take a bit longer.
>
> >  I see the boot on mine is a bit swollen yet I don't see brake fluid on
> the
> > push rod.
>
> Brake fluid won't cause any of the brake parts to swell, but petroleum
> based
> oil will. Don't let oil get on any of your rubber brake parts.
>
> >  I'd rather get all the old fluid out
>
> There's no advantage to this, and some disadvantage. You tend to leave
> behind quite a bit of fluid because there are a number of places that will
> retain fluid if you just do a gravity bleed. And you leave most of the
> dirt
> behind.
>
> > I read somewhere if you do slow pumps on the pedal to start the
> > gravity it helps. I don't have anyone to pump the pedal for me.
>
> Yes, a few pumps will help get a gravity bleed started.
>
> You can do fast pumping by yourself, but it's a lot of climbing in and out
> of
> the car to keep checking to make sure you haven't drained the reservoir
> dry
> and sucked air into the MC, which means starting over.
>
> > Then there are speed bleeders , I don't know how well these work.
>
> Personally, I don't see the point. A hose into a bottle works perfectly,
> and
> most people would do that anyway. If you're thinking of just letting it
> sink into
> your lawn, it will kill your grass.
>
> My FLAPS has a listing of a number of bleed valve sizes. Ours are M7x1
> thread and some length. They are available in that length. The taper on
> the
> end is not as important as you might think; they will all seal. I don't
> remember the brand. You may still be able to buy OE from VW if you don't
> mind paying 4x the price. Those are probably the best.
>
> --
> *******************************
> Jim Adney, jadney at vwtype3.org
> Madison, Wisconsin, USA
> *******************************
>
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