[Healeys] Clutch plate

Sun Nov 7 15:09:50 MST 2021

So now you are overhauling your entire hydraulic system and blowing out
your lines.
Never seen sand before....very strange

Ira Erbs
1959 AH 100-6
1967 MGB
Milwaukie, OR

On Sun, Nov 7, 2021, 11:44 AM Don via Healeys <healeys at autox.team.net>
wrote:

> Problem found . I was able to remove the clutch slave cylinder. I took the
> dust cap off and what looks like sand came pouring out . Piston frozen
> solid .
>
> Sent from my iPhone
>
> On Nov 7, 2021, at 11:35 AM, Bob Spidell via Healeys <
> healeys at autox.team.net> wrote:
>
>  re: "the clutch plate would have to be stuck [to the] transmission shaft"
>
> The most plausible explanation yet. Sitting for years, esp. in a damp
> climate, the splines could very well 'rust-weld' together given their small
> clearance. I don't know if it's common practice, but I always put some
> tenacious grease, usually wheel bearing grease, on those splines (thin coat
> only).
>
>
> On 11/7/2021 7:59 AM, Harold Manifold via Healeys wrote:
>
> I would sort out the hydraulics first and then if it still doesn’t move
> the clutch pressure plate mechanism may be seized. The clutch plate would
> have to be stuck to both the pressure plate and the flywheel and or the
> transmission shaft to prevent movement.
>
>
>
> Harold
>
>
>
> *From: *Simon Lachlan via Healeys <healeys at autox.team.net>
> *Sent: *Sunday, November 7, 2021 1:43 AM
> *Cc: *Healeys <healeys at autox.team.net>
> *Subject: *Re: [Healeys] Clutch plate
>
>
>
> After/during a protracted battle with my clutch, I can confirm that it
> takes a lot of effort to move the fork by hand. A LOT. I used a lever and
> got virtually nowhere, but then, it seems, I’d been sold the wrong clutch
> cover.
>
> What did impress me was the comparison between how hard/impossible it was
> to move by hand and how easy it was to get it to move with the pedal once
> the hydraulics were 100%.
>
> Certainly, I’d want to convince myself that the hydraulics were 100%
> before assuming that the disk was stuck.
>
> Simon
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net>
> <healeys-bounces at autox.team.net> *On Behalf Of *Bob Spidell via Healeys
> *Sent:* 07 November 2021 03:56
> *To:* healeys at autox.team.net
> *Subject:* Re: [Healeys] Clutch plate
>
>
>
> re: "Would this happen if the clutch disc was stuck to the flywheel?"
>
> I think if it was just the clutch disk stuck to flywheel you'd still get
> at least some movement of the pedal. Early cars used coil springs in the
> cover plate to hold the disk firm to the flywheel, and later cars used
> diaphragm 'springs.' I think with either you'd at least be able to move the
> pedal until the springs reached their limit of travel (or you left leg
> reached its limit of strength).
>
> It's a long shot SWAG, but since the car has sat for a long time it's
> conceivable the fluid in the line has gelled and/or crystallized to the
> point it prevents flow to the slave cylinder (I have had BF gell up). I'm
> not sure you can move the release bearing fork much by hand, though I
> haven't tried; those are some strong springs in the cover plate.
>
> Bob
>
> On 11/6/2021 7:52 PM, Don via Healeys wrote:
>
> Sorry I didn’t finish my story about the fixes I’ve done so far . When I
> first got the car and I tried to push the clutch pedal it wouldn’t move.
> After removing the carbs , which I’m going to rebuild I was able to access
> the clutch master cylinder. After removing the lines to the master cylinder
> i was able to push the pedal to the floor . I’m replacing the lines to both
> the clutch and brake master cylinder. I’m replacing both master cylinders .
> I’m replacing the hydraulic fluid tank as it leaks. When I got under the
> car and looked at the clutch slave cylinder, which I’m replacing I can’t
> move the clutch fork. I can’t budge it , I can’t move the piston rod . I’m
> going to finish rebuilding, replacing everything in both the clutch and
> brake hydraulics system. I’m just Puzzled as to why won’t move . Would this
> happen if the clutch disc was stuck to the flywheel?  I may answer my own
> question the farther I get into the rebuild. I don’t want to need to
> replace the clutch.
>
>          Don
>
> Sent from my iPhone
>
>
>
> On Nov 6, 2021, at 10:08 PM, gradea1 at charter.net wrote:
>
> Twelve years could have built up some "goo" in the clutch master cylinder
> and prevent it from moving the piston. As Perry says, could also be the
> same issue in the slave. However, the clutch is hydraulic and the pedal
> does not move any mechanics (other than the piston rod) so it can't be
> mechanically hung up. The clutch disc is another issue which may show up
> later, and I would wonder if the brakes are functioning? Moisture really
> plays havoc with hydraulics especially if the car is not in a conditioned
> space.
>
>
>
> This is a good time to change all the fluid, replace hoses, rebuild or
> replace cylinders-fun stuff. Hank
>
> -----------------------------------------
>
> From: "Perry Small via Healeys"
> To: "Don Day"
> Cc: "healey list"
> Sent: Saturday November 6 2021 6:48:37PM
> Subject: Re: [Healeys] Clutch plate
>
> Don
> Maybe the slave cylinder is locked up. Pull the pin at the slave and see
> if the clutch pedal will move.
> P
>
> Sent from my iPhone
>
> > On Nov 6, 2021, at 7:36 PM, Don Day via Healeys <healeys at autox.team.net>
> <healeys at autox.team.net> wrote:
> >
> > Hi List
> > If a 65 1/2 BJ8Healey has been sitting for over 12 years , Allegedly in
> a garage and I’m thinking the clutch plate could be stuck to the flywheel,
> can’t push clutch pedal in , can it be freed up .
> > Thanks Don
> >
> >
>
>
>
>
>
>
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