

| Subject: | Re: burning smell - brakes or tire? |
| From: | Tom Carchrae |
| Date: | Tue, 9 Jul 2013 08:08:49 -0700 |
Thanks Dennis. The rebuilds didn't look too expensive ($50 + $50 core deposit) and would probably be much better than what I could do. I assume you want to replace both sides to ensure equal braking. Thanks for the info about the Girling changes. I will try and clean this one out a bit, it had been sitting quite a but this winter. I will order a replacement set as well, and it is probably a good idea to replace the rubber hose while I'm at it. Tom On Mon, Jul 8, 2013 at 9:22 PM, Dennis Haynes <d23haynes57@hotmail.com>wrote: > If the calipers are hung up or dragging the only correct fix is too replace > them. They are not lifetime parts and probably should be renewed every 2nd > or 3rd brake pad replacement. Rebuilds are readily available. The Ate and > Girling are interchangeable. The only difference is the location of the > brake tube connection. A 6" or 8" tube assembly can be bent to make it > work. > You can also get this at the FLAPS. > A small punch will easily knck those pins out and back in. There should be > silencer plates between the pads and pistons and an anti-rattle plate on > top. Where the pad sit inside the caliper housing make sure there is no > corrosion and that the pads can move freely. The sides should have a light > coating of brake grease to prevent future corrosion from jamming the pads. > > > Dennis > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of > Tom Carchrae > Sent: Monday, July 8, 2013 11:30 PM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: burning smell - brakes or tire? > > Thanks Scott. I should have mentioned, it is an 84 - and I think they are > the Teves type of caliper. (similar to these > > http://www.van-cafe.com/home/van/page_739_420/brake_caliper_-_ate_right.html > ) > > I did look at the mechanism and we had a chat. It was not listening, so I > gently whacked it and sprayed it with various chemicals. Then I felt bad > and went and had dinner... > > I will try the piston workout tomorrow. Aside from working it in/out, is > there any stuff I should (or should not) spray on it? I gave it a bit of > WD40 and then some brake cleaner later on. I would guess that brake fluid > is probably good for it - although bad for everything else. > > The other general fear I have is that this is not the brake and perhaps the > wheel bearings or something else. This is why I wanted to get the pads out > and see if the wheel spins. I just need to find the right tool to tap out > those pins that hold the pads in. > > Would flushing the whole system help? I read this > > http://www.vanagontravels.com/2012/08/vanagon-repair-brake-master-cylinder.h > tml- > but it is not clear what you do with the two pints of rubbing alcohol they > recommend. Removing the calliper and soaking it sounds tempting if it does > not yield to the workout. > > Thanks again, > > Tom > > > > > On Mon, Jul 8, 2013 at 7:30 PM, Scott Ohana > <scottdaniel@turbovans.com>wrote: > > > if it's the two piston caliper style.. > > the outer pistons on those tend to seize up over many years. > > > > choices are ... > > ( this first one is unorthodox, can be highly effective, and is free .. > > but don't anyone try this !! ) > > > > If you can get the piston to move at all, like pry it back with the > > pad or an old pad ...if it'll move at all ... > > then use brake pressure to push the piston out a little, let off the > > brake ..lever the piston back into the caliper a little ..say 1/8 inch > > at a time, back and forth.. > > 'exercise' the piston this way ..back and forth, back and forth until > > it can travel smoothly up to half an inch say. > > > > that one is only for the very smart, confident, clever and brave and > > resourceful...all others don't even think about it. > > > > Next ...yup ..rebuild the caliper properly , or install a new rebuilt > > one. > > > > There was a time in the 60's say ..and before that .. > > people just looked at a mechanism.. > > they could easily tell how it worked quite often.. > > then they'd think up some way to adjust it, service it, lube it, tweak > > it somehow so it worked again. > > > > That was then though .. > > this is now ..apparently that's a completely lost art , from what I > > gather. > > > > Pre-computer people would just figure stuff out. Wasn't hard either. > > People were taught to build things with their hands and brains too, > > starting before they were 10 years old often. > > Back then. > > Before everything was electronic, plastic, and disposable, and became > > obsolete in 4 years anyway. > > 'fixing stuff' ...what an odd ancient concept. > > > > > > On 7/8/2013 7:08 PM, Tom Carchrae wrote: > > > > Thanks Mike and Dennis. > > > > I got a chance to look at it today. The calliper seems a bit stuck on > > that side, certainly compared to the other front wheel which spins for > > much longer. I loosened the bleeder and it didn't get any easier. A > > bit of tapping on the pad made it a little looser. > > > > I'll try and remove the brake pad on that wheel tomorrow and give it a > > clean out. It is all a bit rusty/crusty in there. I guess I may need > > to take the calliper off and replace/rebuild. > > > > Tom > > > > > > > > > > On Thu, Jul 4, 2013 at 12:11 PM, Mike Riley <mkriley@fuse.net> > <mkriley@fuse.net> wrote: > > > > > > the brake pedal going soft was from WATER boiling in the brake fluid > > and the sticking cliper also. > > CHANGE THE BRAKE FLUID NOW! if your lucky you may have gotten it in > time. > > mike > > > > > > > > > >
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