Help please: MC and bleed problems

[brianm@earendel.org (brianm@earendel.org)]

T.
is the fluid going to an unknown location. if so your brake booster is 
prolly full :-( btdt...


On Sun, 26 Jan 2003, Tobias >< wrote:

> 
> 
> Symptoms: brakes have been dead 3 weeks. The other day while checking on the 
> oil I saw that the brakefluid reservoir was empty. I filled it figuring that 
> would help. It did very little to improve the brakes:
> 
> Result: I buy a G60 MC and booster, pressure bleeder, fluid
> 
> Attempt: today I try to replace the MC, booster, and bleed the brakes.
> 
> Problems: how the hell do you get to those nuts on the booster without 
> crawling under the car? (I ditched that idea for now)
> 
> I disconnected everything but the battery like it says in the Bentley 
> (there's no check valve on the booster like it says in there!?!?, only the 
> vacuum hose) to get to the MC.
> 
> No syringe, so I decide to open up the valve on the driver side front to 
> bleed the reservoir dry so I can take it off. Only, the only fluid that came 
> out was from the threads on the valve, and from the bottom of the 
> proportioning valve. Hardly a few drops actually came out of the valve. I 
> increase the pressure in the bleeder .. no luck, just more fluid leaking out 
> the bottom of the proportioning valve.
> 
> I put everything back since I have questions now .. leave Jeff's place, but 
> now the brakes are firm, even after several times of usuage.
> 
> QUESTIONS:
> 1. Why did nothing come out of the valve when I opened it?
> 2. When you buy a MC, does it come with a new proportioning valve? Is this a 
> possible place for leaks (seems to be where I lost all the fluid)
> 3. There is only one proportioning valve correct?
> 4. Why are my brakes firm now - did I force enough brake fluid into the MC 
> to get it to work again?
> 5. What the hell else am I doing wrong? The Bentley is rather curt on the 
> subject. And how far do you open the valve on the caliper?
> 
> The Bentley says you need a 8mm box wrench for the valve, but I had to use a 
> 7mm. Wrong in the book or wrong on the car?
> 
> I don't like these miracle fixes (knowing my luck the brakes will be mush 
> again the next time I step in the car.. I'd still like to replace all the 
> parts, but I need some clarification on the top issues before I jump in 
> again.
> 
> Thanks!!
> T
> even my parents are telling me to buy a Honda now! :-(
> 
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-- 
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Brian 
88 16v $2003 GRM challenge car http://www.grmotorsports.com
84 0v Next years car got parts?
82 2.0L Topless bunny -- Knock Ignition and bigger clutch. next.
90 90q20v doing daily driver duty. 
91 VFR750F everybody needs a 11-12 sec vehicle.

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