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Pedal Shaft Pin Removal


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#1 richcrosse

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Posted 30 April 2019 - 07:04 PM

Hi all

I'm trying to remove my clutch pedal due to wear.

My brake pedal (or bush) seems to have seized to the shaft pin that runs through them both so when I press the brake pedal the shaft spins with it - is this normal?

I followed the (limited) Haynes manual for pedal removal and disconnected the clevis pin attached to the back of the clutch pedal, then disconnected the brake arm from the servo under the bonnet, removed the nut and lock washer from the shaft, but now it won't budge at all. I've tried lubricating and tapping with a hammer etc.

Is there something else I need to do? Or is there a knack to getting it out? Or is it just always a PITA?

I really don't want to have to remove the pedal box...

#2 nicklouse

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Posted 30 April 2019 - 07:12 PM

no.

 

get some release agent on it. refit nut and tap it out.



#3 KTS

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Posted 30 April 2019 - 07:15 PM

The shaft should rotate within the bushes pressed into the brake and clutch pedal normally, so it does seem as if yours is seized on to the bush

One end of the shaft should lock into the outside wall of the pedal box by way of a small pin to stop it from rotating - if you can lock it in place you may be able to free off the seized bush with plenty of penetrating fluid and a bit of gentle persuasion..

#4 Spider

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Posted 30 April 2019 - 07:45 PM

The Shafts do sometime seize in one of the pedals, and that's usually from one of the Masters having a leak at some time.

 

When they get like that, I doubt you'll get the pin out with the Box still in the car, I've never succeeded. I think you'll have to remove it and if you can, press the pin out as they damage easy. While new ones are available, for what they are, they are a little on the dear side.



#5 richmondclassicsnorthwales

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Posted 30 April 2019 - 08:17 PM

Always one of those things you need and at a silly price !!



#6 richcrosse

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Posted 01 May 2019 - 11:40 AM

Thanks all, I soaked it in wd40 last night so I'll have another crack at it this PM and see if I can get it moving without damaging it.

#7 smurfomatic

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Posted 01 May 2019 - 11:48 AM

It can take some shifting, remember to cover it all in copper slip when you reassemble!



#8 KTS

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Posted 01 May 2019 - 01:19 PM

Thanks all, I soaked it in wd40 last night so I'll have another crack at it this PM and see if I can get it moving without damaging it.

 

save up and get yourself some penetrating fluid (plusgas etc.) - you should find it more effective, and your wd40 will last longer  ;D



#9 richcrosse

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Posted 03 May 2019 - 02:49 AM

 

Thanks all, I soaked it in wd40 last night so I'll have another crack at it this PM and see if I can get it moving without damaging it.

 

save up and get yourself some penetrating fluid (plusgas etc.) - you should find it more effective, and your wd40 will last longer  ;D

 

 

Haha - sorry, I should have been more specific - it was WD40 penetrating fluid I was using, the yellow topped one whatever it's called.

 

Nevertheless I was at the hardware store this morning so picked up some plusgas for good measure as I appreciate not all penetrants are equal. I soaked it several times today, waiting patiently in between applications and still it wouldn't budge, so I've now removed the entire pedal box. So far with it out of the car I've managed to move the shaft pin about about 3mm using pretty vigorous persuasion, but it's still pretty stuck in there so I've left it soaking overnight and will try again tomorrow.

 

I've ordered some new bushes and a new shaft pin in the meantime as I feel at this point that the current one deserves to be attacked with an angle grinder and binned once it's out, if only out of principle for the inconvenience it's caused :lol:



#10 smurfomatic

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Posted 03 May 2019 - 05:55 AM

One thing that may help is to work the pedals up and down (disconnect from master cylinders first) as that certainly meant my pin came out easier.



#11 richcrosse

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Posted 04 May 2019 - 08:19 PM

Yep I did plenty of that to try and help work in the penetrating fluid.

Finally got the shaft out this afternoon after many heavy hits with the hammer.

Now I just need to get the old bushes pressed out, new ones pressed in, clean up and repaint the pedals and pedal box, reinstall everything, refit the master cylinder, connect up the pedals and bleed the clutch... You know those simple jobs you start, thinking you'll get done in one afternoon? Haha ?




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