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Re: [Healeys] Brake system rebuild

To: "Bob Spidell" <bspidell@comcast.net>
Subject: Re: [Healeys] Brake system rebuild
From: "Alan Seigrist" <healey.nut@gmail.com>
Date: Tue, 8 Jan 2008 16:08:30 +0800
Carl -

I definitely agree with bob here.  Fix everything if it sat that long.  This
is especially the case if you plan on using Dot5.

Alan

On Jan 8, 2008 9:46 AM, Bob Spidell <bspidell@comcast.net> wrote:

> Carl,
>
> IMO, you have to go completely through the system.  Brakes are just too
> important, and after 20 years probably all the parts will be gunked-up
> with degenerated fluid.
>
> - Remove, clean and inspect all cylinders
> - Thoroughly inspect all hard lines--if rusted consider replacing
> - Go through calipers and replace pistons with stainless steel
> - Check all bores--re-sleeve or replace if necessary (aluminum cylinders
> CANNOT be honed)
> - Replace all rubber components, inc. flex lines
> - If your M/C was gunked-up, your servo will likely be as well.  Servo
> rebuild is doable for a competent amateur (check the archives for much
> discussion).  If you don't rebuild it, it'll malfunction sooner
> (probably) or later.
> - Replace vacuum line to servo and check functioning of check valve
> - Your brake switch might be INOP after sitting for so long--replace if
> necessary
> - If you want to use DOT 5 (I like it) you'll need to thoroughly flush
> all lines with denatured alcohol or other "dry" solvent and purge
> completely with dry compressed air (don't forget the reservoir and lines)
> - I'd go through clutch cyls as well (while you're at it, install Mr.
> Finespanner's clutch bleed line extension)
>
>
> bs
>
>
>
> Carl Johnson wrote:
> > I'm going through the brakes on my 20-year-sitting BJ8. Have a bunch
> > of questions if anyone has any tips/advice...
> >
> > <snip>
> >
>
>
> --
> ***************************************************************
> Bob Spidell         San Jose, CA        bspidell@comcast.net
> '67 Austin-Healey 3000             '56 Austin-Healey 100M
> ***************************************************************
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