[Vwdiesel] Not Deisel, just brake bleeding hell on a VW bug question
Tony and Lillie
tonyandlillie1 at earthlink.net
Sat Jul 24 20:46:26 PDT 2010
Brian, as Patrick mentioned, double check that master cylinder adjustment.
I've worked on quite a few Old Bugs recently, and that and the shoe
adjustment are the only things that caused long pedal travel, where it got
hard at the end of the travel. If the pedal was spongy or sinking, that
would lead to somthing else. But, what you have described is just an
adjustment somewhere. I usually adjusted the shoes to where they slightly
drag on each one, and don't back them off. If I did, I always had a slightly
low pedal. However, don't make them too tight either, as they will tighten
even more and start draging once they heat up. I never did undedrstand this,
as the drums should expand, but I guess the shoes expand even more.
Tony
----- Original Message -----
Subject: Re: [Vwdiesel] Not Deisel, just brake bleeding hell on a VW bug
question
Bryan:
FIrst of all, bulging brakelines will NOT give you what you are
experiencing. As you have noted, pedal is firm.
You definitely have a travel issue. How much free play before the pushrod
hits the master?
Once you adjusted the brakes to slightly drag, did you drive the car at all.
Why I ask is that the adjuster is on one side, and does NOT necessarily move
the shoe into the center when that end is rubbing tghe drum. The usual
deal is to adjust, drive with fore and aft braking, adjust again.
Finally, I think you might be missing a critical piece of diagnostic
information. 9 x out of 10, I seem to recall most problems beiong directly
related to the last person to work on the car. Did the owner have the brake
shoes replaced by any chance. Also, keep in mind the owner will lie to you
(either intentionally or out of ignorance) at about the same 9-10 ratio - 10
out of 10 if they are a DIY fixer.
I am wondering if the brake shoes are right. Maybe your missing travel is
in the tabs that engage the wheel cylinder. Just a few thoughts before you
throw in the towel. Good luck.
Pat
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