Re: [T3] Hydraulics, what does pumping do?

[fess <fess-vwtype3.org@fess.org>]

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Thanks Jim, and Russ, those answers help alot.


On May 13, 2005, at 12:19 PM, Jim Adney wrote:

> Look at the shape of the seals in the MC. They allow fluid to flow 
> around the
> outside edges when you pull the piston back quickly. This puts more 
> fluid on
> the pressurized side so that you can actually make "progress." It's 
> sort of
> like an active check valve.

This makes sense.

I assume that the extra fluid on the pressurized side is able to flow
back to the non pressurized side at some rate as well, otherwise
you would just continually build pressure.

or is there possibly an opening  that releases all pressure
when the master cylinder is fully disengaged?

--fess


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