

| Subject: | Re: 1981 Brake Caliper Decision |
| From: | Raymond Markett |
| Date: | Mon, 18 May 2015 09:17:28 -0700 |
Hello, I also had a problem with incorrectly assembled rear brakes. I purchased my Vanagon thinking it needed brakes because it had a bad pedal feel and marginal stopping power. However when I got it home and saw good pads and shoes, and good hydraulics I was stumped and took it to the Van Cafe. They found that the back brakes had been assembled incorrectly and fix the problem. Raymond > On May 18, 2015, at 8:51 AM, jondvo@GMAIL.COM wrote: > > Excellent advice, i did my rear brakes and initially had problems because one of the parts were installed backwards - the rears make a big difference in pedal feel. > Jon > > Sent from my iPhone > >> On May 18, 2015, at 9:08 AM, kenneth wilford (Van-Again) <kenwilfy@COMCAST.NET> wrote: >> >> Neil, I have done many, many full brake system refurbishments over the >> years. One of the first ones I did was on an early Vanagon like yours. >> Everything was brand new, yet I could tell that the pedal feel was low and >> soft. Someone on the list recommended adjusting the rear drums properly. >> That is where all of the problems were. I have seen the rear brakes put >> together incorrectly so many times, that will do it as well. I would pull >> the rear drums, use the diagram from the Bentley to be sure that the >> adjusters and springs are all installed correctly. Then you want to adjust >> the drums until the rear shoes are just kissing the drum (you will hear a >> little rubbing when you turn the drum but not dragging and the wheel can >> still turn easily). Do this and see if this helps your situation. It >> should bring your brakes up to par without spending any more money (unless >> you find something missing or broken). If this helps you out and you want >> to donate to us, we have a paypal link on our site. I know you don't buy >> parts from us so I thought I would mention the donation button. >> >> Let us know how you make out. >> >> Ken Wilford >> John 3:16 >> www.vanagain.com >> >>> On Sun, May 17, 2015 at 7:34 PM, Neil N <musomuso@gmail.com> wrote: >>> >>> Hi all. >>> >>> The back ground info is below, but here's the bottom line; I need to >>> improve the braking on my '81 Westy. I suspect the rebuilt calipers I >>> installed >>> several years ago, never worked 100% correctly due to poor quality >>> assembly or >>> parts. i.e. one leaked right away. Image: http://tinyurl.com/lqsx4gf >>> >>> My choices: >>> >>> - upgrade steering knuckles, install a "Bigger Brake Kit" >>> - upgrade steering knuckles, install new '86 + calipers etc. >>> - rebuild a spare set of Girling calipers. >>> >>> Is rebuilding the old style calipers a waste of time? Most of those >>> cores are pretty old now, >>> have likely been rebuilt at least a few times, and I've heard that >>> some rebuild kits may not be of good quality. However. I have what may >>> be a decent set of calipers I could clean up and rebuild. >>> >>> Thanks, >>> >>> Neil. >>> >>> Since I'd been driving my '88 Westy the last while, I've since >>> discovered that the brakes in my '81 Westy pale terribly in >>> comparison. I had a Vanagon mechanic road test the '81 brakes. His >>> first comment about them was something akin to 'they're crappy'. >>> He also suggested it could be a caliper issue; I'd installed rebuilt >>> calipers >>> several years ago (along with doing a bunch of other brake work) >>> The brake system is in otherwise good condition but the brakes just >>> don't "bite" as well as my '88 brakes, there is considerable fade, >>> pedal doesn't feel as hard as that on my '88. >>> Rear shoe were is normal and even. I'm certain no air is in the >>> hydraulic system. >>> The mechanic said he'd run into a problem like this before. He removed the >>> pads, >>> and carefully pushed the brake pedal down to move the pistons further out >>> in an >>> effort to (reseat?) the piston O ring. He said this improved the >>> brakes and that the >>> issue had to do with either the piston position or the O ring itself >>> (not flexing enough?) >>> >>> -- >>> Neil n >>> >>> Blog: Vanagons, Westfalia, general <http://tubaneil.blogspot.ca> >>> >>> 1988 Westy Images <https://picasaweb.google.com/musomuso/New1988Westy> >>> >>> 1981 Westfalia "Jaco" Images, technical <http://tubaneil.googlepages.com/> >>> >>> Vanagon-Bus VAG Gas Engine Swap Group <http://tinyurl.com/khalbay> >> >> >> >> -- >> Thanks, >> Ken Wilford >> John 3:16 >> www.vanagain.com
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