Hi John,
What you say makes sense but....I lightly honed and rebuilt my MC two
years ago, use DOT3 and haven't had a problem. Still a high pedal, even
braking and no leakage. Hope I didn't just jinx myself.
Jay Welch, Abington MA
Secretary, "Cape Cod British Car Club"
http://clubs.hemmings.com/capecodbritish/
1973 TR6 driver
1971 TR6 project
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On Wed, 19 Feb 2003 09:34:13 -0700 "Lumia, John" <jlumia@ball.com>
writes:
> Richard and Bud
>
> My two cents but I just had my clutch MC sent to Apple Hydraulics
> for a
> resleeving job (~$40). According to them, the aluminum MC, new or
> otherwise, is usually responsible for the dark fluid. BTW using a
> hone
> on the clutch MC will ruin it because of a coating that is applied
> to
> the inside of the MC at manufacture. The hone will remove the
> coating
> and score the aluminum, according to Apple. After that the slave
> may
> hold for a few weeks but will leak again.
>
> Still sounds like a slave problem to me. If your MC was leaking, I
> think it will will leak inside the car. The slave should be nice
> and
> shiny, no ridges or grooves. The slave is steel so you can hone it,
> but
> I believe you do not want to make a cross-hatch by running the hone
> in
> and out quickly. Move the hone slowly while spinning to minimize
> cross-hatch.
>
> John Lumia
> 76 TR6
>
> Richard wrote:>
> - -The fluid usually gets dark because of contamination
> (deteriorating
> seals or
> moisture). This could be either the slave or master.
> - -When rebuilding hydraulics, you will need a cylinder hone,
> available
> at any
> parts store. make sure you hone all the pits and scratches out of
> the
> bore.
>
> Bud wrote:>>
> The fluif is leaking out at the clutch slave cylinder but am I
> convinced
>
> that's the source of the problem? No. Do I know that it's a
> problem
> somewhere else? Again, no. My question to the collective is: could
> the
> clutch
> MC be the problem given that there was a lot of black looking gunk
> in
> the
> bottom of it that suggests seals disintegrating? Would the MC not
> holding
> fluif cause fluif to leak out the slave? Or possibly both had the
> same
> deteriorating seals at the same moment in time? This is mostly a
> curiosity
> question since I ordered the kits to rebuild both...but I'm just
> wondering????????
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