[Vwdiesel] vacuum pump

[Andrew .Libby]

You need to make sure that the diaphragm is being pressed on before
tightening down the screws.

Best solution, tho, is to install a rotary style.


On Sun, Dec 2, 2012 at 8:17 PM, Scott Alexander <salex at dsl.cis.upenn.edu>wrote:

> Just got my '82 Rabbit Diesel back from the mechanic who did the valves.
>  It's amazing how much that's improved things.
>
> However, within a day of getting it back, I think I've had the vacuum pump
> go bad again.  Yesterday I had power brakes on the first press and had to
> really stand on the pedal if I wanted to brake again in quick succession.
>  Today, I'm standing on the pedal every time I want to stop.  I need to get
> a moment to do a more thorough job of checking to make sure that there's
> not a leak somewhere, but a quick check didn't show any loose hoses.
>
> Assuming it's the diaphragm yet again, this one last only about 10 months.
>  Given that, I'm wondering if there's a better answer.  Is there a source
> for diaphragms that hold up?  Alternatively, is there some sort of
> conversion that's more durable, perhaps to an electric pump?  Obviously,
> this isn't one of the hardest repairs to perform, but I also hate that
> sense of surprise when the brakes don't work the way that I expect.
>
> Thanks,
> Scott Alexander
> Warren, NJ
>
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