[Healeys] Update on clutch woes

[john harper]

Bob

The OD case can be damaged if effort is applied to withdraw the pump
without first removing the Non-return valve. If the case is damaged it is
very difficult to repair. How do I know this?

Regards

On Mon, 29 Nov 2021 at 15:33, Bob Spidell via Healeys <
healeys at autox.team.net> wrote:

> Last time I replaced a clutch one of the disk springs (dampers?) was
> broken and, yes, this caused some judder.
>
> Glad you got your problems worked-out, Simon. I admire your tenacity.
>
> Bob
>
>
> On 11/29/2021 4:53 AM, m.g.sharp--- via Healeys wrote:
>
> Simon, so glad the clutch issue is behind you.  You may recall from my
> clutch saga a few years ago that the replacement parts I received were the
> issue, although in my case it was the clutch disc.  So I think we must all
> be wary of replacement clutches – measure everything and compare old to
> new.  I am told there are companies that will re-face a pressure plate.
> Perhaps this is a better option, although on a high mileage item, weakened
> springs may be an issue.  I have never run across that myself.
>
>
>
> So just get in and drive it!
>
>
>
> Cheers, Mirek
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net>
> <healeys-bounces at autox.team.net> *On Behalf Of *Simon Lachlan via Healeys
> *Sent:* November 29, 2021 7:32 AM
> *To:* 'Healeys' <healeys at autox.team.net> <healeys at autox.team.net>
> *Subject:* [Healeys] Update on clutch woes
>
>
>
> I received a lot of help and advice with regard to the clutch problem on
> my MkII BT7 for which, again, many thanks.
>
> Here’s where we are:-
>
> 1) I replaced both master and slave cylinders and even converted the
> former to having an adjustable push rod which, mercifully, I did not have
> to use. No change.
>
> 2) I bled the system more times than I’ve hot dinners, as they say. No
> change.
>
> 3) I had the gearbox out and back 3 - or was it 4? – times. Centring that
> thing to a nanomillimetere if there is such a thing. No change except to
> blood pressure.
>
> 4) I had fairly fruitless discussions with the supplier who assured me
> that “Nothing like this has happened before”. No comment will be issued at
> this juncture as the lawyers say.
>
> 5) I gave up on the new kit and decided that the new clutch cover, being
> 10+mm higher in the centre than the old, was the likely culprit.
>
> It was indeed the culprit. Restoring the old cover cured the problem 100%.
>
> 6) I’d only swapped the clutch in the first place because I had to remove
> the gearbox for an overdrive issue. On inspection the old clutch parts
> looked pretty good and, while you’re in there…..
>
> However, new clutch feels better than the old which is good.
>
> 7) The supplier refunded me in full thus let me keep the plate and bearing
> for free which was some compensation.
>
>
>
> Lightened flywheel by 14.5% off. Gives a nice feel. Not a huge difference
> but more responsive. I’m pleased with it.
>
>
>
> The overdrive pressure issue was solved by an uprated accumulator and
> other related bits.
>
> You may recall that the pump would not go back in, despite my best
> efforts? I thought I must be doing something wrong but gave up in the end
> and drove the OD and box up to OD Spares. Dave put in a new front casing as
> someone – NOT me – had used some “Plastic Padding” (JB Weld?) in the area
> at the top of the pump’s travel. I presume to reline a scored bore. Anyhow,
> somehow or other, that stuff prevented my getting the pump back up the last
> few mm. So, in effect, that half of the OD has been rebuilt.
>
> And it works!
>
>
>
> I’d not had the car on the road until yesterday as I’d been waiting for
> the return of my handbrake from the platers. That’s back in and looks much
> better than before. I even managed to adjust the handbrake cable as,
> miraculously, it was all greased and nothing was jammed on the threaded
> rod.
>
>
>
> What next?
>
> Simon
>
>
>
>
>
>
> _______________________________________________
> Support Team.Net http://www.team.net/donate.html
> Suggested annual donation  $12.75
>
> Archive: http://www.team.net/pipermail/healeys
> http://autox.team.net/archive
>
> Healeys at autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
>
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/healeys/ah100tech@gmail.com
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://autox.team.net/pipermail/healeys/attachments/20211129/6f49b3b7/attachment.htm>