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Re: Brake problem located (?)

To: "Larry Wright" <lrw@aop.com>, "Tigerlist *" <tigers@Autox.Team.Net>
Subject: Re: Brake problem located (?)
From: Doug Mallory <rdmallory@earthling.net>
Date: Mon, 15 Jun 1998 07:05:53 -0400
Racer Wholesale sells the flat o-ring kits to rebuild the caliper halfs.

Doug

At 07:34 AM 6/12/1998 -0400, Larry Wright wrote:
>       Thanks, everyone, for your suggestions for tracking down my braking
>problem. Once the wheels were off and I could inspect the brakes, the
>problem was rather obvious.
>       The right front caliper was rather wet. I unbolted it from the car and
>cleaned it off with "Brakleen" while still attached to the flex hose; the
>idea was to reapply some pressure to the caliper and see where the leak
>started again from. It wasn't that hard, I didn't have to apply any
>hydraulic pressure to see where it's coming from.
>       The caliper itself is leaking from between the 2 halves, inside upper
>surface between the two "bridge bolts", as they're called in the service
>manual. I bolted it back up and tightened the bolts several times in
>attempts to stop it, eventually going _way_ beyond the 45 & 60 ft/lb
>suggested, to no avail. It still weeps a bit, just sitting there; no sense
>pressurizing it merely to see it squirt brake fluid all over my car.
>       I understand you're not supposed to "split" the caliper. I had done so
>once before, not yet knowing this, but cannot remember whether it was on
>this car or my old SV Alpine. Plus, I had _these_ calipers rebuilt, for
>cubic money, at a place in Virginia that supposed to be expert in old car
>brakes (had the rear cylinders re-sleeved in brass, too),  but not
>necessarily on Sunbeams. So how the caliper got in this condition is open
>to question. I hope the LF caliper does not develop the same problem later.
>       Leafing through the catalogs, I se that Rick @ Sunbeam Specialties lists
>complete calipers, but Classic Sunbeam does not (they're on this List?).
>Anybody else recommended, as a backup, for a caliper in a hurry?
>       Tom Hall wrote:
>>The best quick and dirty test is to find an <bold>open</bold> paved area
>>with clean pavement.  At reasonably slow speeds (10 -12 mph) you jump on
>>the brakes locking them up.  
>       I'm not sure I wouldn't rather keep the brake problem than flat-spot the
>new Yoko's with  <5 miles on them. Duh, I guess I could borrow a set of
>"beater wheels".
>       At the same time, I guess I better ditch the front pads, having been
>soaked in fluid. It's a shame, they have very little wear.
>       Spell-check silliness: recommending changing "Brakleen" to "Barcelona"!
>       
>Lawrence R. Wright
>Purchasing Analyst
>Andrews Office Products, Divison of USOP 
>PH 301-386-7923  FX 301-386-5333
>lrw@aop.com
> 

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