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FW: Petersburg Pro Questions (MR2 Problem)

To: autox@autox.team.net
Subject: FW: Petersburg Pro Questions (MR2 Problem)
From: Alan Pozner <AlanP@identicard.com>
Date: Thu, 27 May 1999 16:45:16 -0400

> What about compressed air from the brake end of the hose. Remember when
> you pressurize using the pedal you're only pushing in one direction. If
> something is caught on the inside lip of a fitting pushing it the other
> way may dislodge it.
> 
> Just a thought,
> Regards,
> Alan
> 
> On Thursday, May 27, 1999 3:51 PM, Burns, James B.
> [SMTP:BurnsJB1@central.SSD.JHUAPL.edu] wrote:
> > > -----Original Message-----
> > > From:     TeamZ3@aol.com [SMTP:TeamZ3@aol.com]
> > > 
> > > The big question is:  "HITH do you plug up a brake line hose?" and
> "Why
> > > can't 
> > > you just unplug it with a pipe cleaner or something?"
> > > 
> > I had the same question when it happened.  My brakes get bled fairly
> often
> > (extremely often back when I was road racing the car) and the fluid
> looks
> > like new.  The car only has 22K miles on it (but they are hard miles).
> When
> > the car started pulling to the left under braking I decided to bleed the
> > brakes just to rule out the simple stuff first.  When I loosened the
> right
> > front bleeder valve and pushed on the pedal, the pedal was still hard.
> I
> > completely removed the bleeder screw and still couldn't get any fluid to
> > pump out.  Then I removed the hose from the caliper and still couldn't
> pump
> > any fluid through.  Then I removed the hose from the hard line at the
> > chassis and was able to pump fluid out.  So it sure looks like its a
> plugged
> > hose.  There is no damage to the hose that can be seen or felt.  Maybe
> the
> > last time I changed brake pads (about a month ago), I damaged it
> somehow.
> > But it seems like I would have noticed it pulling under braking before
> > yesterday.
> > 
> > As far as cleaning it out, the openings at the fittings are very small.
> A
> > wire small enough to fit through there would be too flimsy to do any
> good.
> > And if I couldn't get any flow through it from standing on the brake
> pedal
> > then I doubt I could dislodge whatever is in there.
> > 
> > The good news is that it looks as if TRD/Toyota Motorsports might come
> > through and have some new brake lines to me tomorrow.  I sure hope so.
> > 
> > Brad Burns

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