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Clutch Master Cylinder
Posted: 06 Sep 2009, 11:47
by windysurfer
On my way back from GOTH last week I noticed a drip of hydroloc fluid on my driver mat.
I had a look when I arrived home but couldn't work out where it was coming from.
I've just read the "on hols in skegness Fluid in Drivers footwell" thread and gone and checked my clutch master cylinder and there is a sight leak.
I'm going to get one ordered asap but I don't think I'll have time to fit it before York next weekend.
Is it likely to just pack up and stop working or will it last the 200 mile round trip?
If I do get time to swap it over does the fluid pipe just pull off the back?
Is it ok to clamp this pipe with mole grips to reduce fluid loss?
Any other tips to make the job easier?
cheers
Gaz
Re: Clutch Master Cylinder
Posted: 06 Sep 2009, 11:58
by jamesc76
The biggest thing to remember is that the clutch gets its fluid from the same res as the brakes! It wont kill ya brakes as it take fluid from half way up the res, but make sure that its topped up! Your clutch should still work, tho the leak could get worse and you loos the clutch completly! Its a job you cant predict what happens!
Re: Clutch Master Cylinder
Posted: 06 Sep 2009, 12:01
by windysurfer
I've check the fluid level and it's still on max so I've not lost a lot of fluid as yet.
Hopefully I'll have chance to change it but a lot depends on the bloody weather
Re: Clutch Master Cylinder
Posted: 06 Sep 2009, 14:45
by dazwatson
Its only a 20 min job, i did mine, crimped the pipe at the top behind the dash. unbolt the brake pipe + 2 bolts that hold it on.

Re: Clutch Master Cylinder
Posted: 06 Sep 2009, 14:49
by windysurfer
Just ordered a new one so hopefully I'll get chance to do it on Tuesday.Just given bolts/bleed nipple a squirt of plusgas
dazwatson wrote:Its only a 20 min job, i did mine, crimped the pipe at the top behind the dash. unbolt the brake pipe + 2 bolts that hold it on.

Thats what I like to hear

Re: Clutch Master Cylinder
Posted: 07 Sep 2009, 06:03
by jamesc76
Give the bleed nipple on the slave cylinder a blast of penatrating oil too as you'll need to bleed the system!
Re: Clutch Master Cylinder
Posted: 07 Sep 2009, 07:13
by windysurfer
It was the first think I sprayed and it now opens OK

Re: Clutch Master Cylinder
Posted: 08 Sep 2009, 16:52
by windysurfer
Right, I've change the cylinder over and although it's a bit fiddly not to hard.
I have noticed that there is a bit of movement in my pedal before it actually does anything.About an inch at the pedal.
In the manual it says, just undo the locking nut and unscrew to lengthen plunger
How the hell do you get a spanner on the nut. Looks like you need to be a gynecologist with the hands of a 12 year old!!
Any tips?
cheers
Gaz
Re: Clutch Master Cylinder
Posted: 08 Sep 2009, 17:31
by VWCamperfan
No tips at all whatsoever!
Had to do this myself as had same amount of play and it should only be between 0.5 and 1mm!
Try heating an old spanner of the correct size so just the end bends over. Think I was about to do that as a next resort.
Now... all you have to do is figure out whose hands I've got!

Re: Clutch Master Cylinder
Posted: 08 Sep 2009, 18:47
by windysurfer
I give up, its lashing with raining, going dark and I'm fed up of working upside down.
I remove quite a bit of play by undoing the bolts and shoving the cylinder up as far as it would go.
Clutch works fine so I think I'll leave it as it is
