OMG - What on Earth am I doing !!!!
OMG - What on Earth am I doing !!!!
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Mr Completely

Original Poster:

5,151 posts

259 months

Thursday 5th August 2010
quotequote all
Dear All,

Failed miserably to extract the Master Cyclinder lower mounting bolt so took an idea from M3J to cut a hole in the inner wing to try and get a spanner to it from there.

Drilled the pilot hole with no probs but am attempting to cut a 'socket'-sized hole with a serated circular hole drill and have hit Kimberly diamonds.

I've tried to have a closer look and I fear that I can see metal under the fibreglas where I'm drilling.

Does anyone know what's under here and if it is safe to continue ??

Ta !

Mr. Powertool


Ireland

3,517 posts

243 months

Thursday 5th August 2010
quotequote all
You shouldn't need to cut or drill anything to remove the clutch master cylinder.

You will need a helper though.

One person under the bonnet and one in the footwell (one holds the bolt and the other loosens the nut).

Putting the pipes back on is a pig of a job alright but the physical job of removing and replacing the master cylinder shouldn't be giving you this much grief.

JensenA

5,671 posts

259 months

Thursday 5th August 2010
quotequote all
As Ireland rightly says, you shouldn't need to cut a hole. Ther is a big metal box under there so cutting a hole in it would be a tricky job anyway. If you cant get a spanner onto the bolt, use something like a big screwdriver or prise bar to wedge the bolt in place while your assistant undoes the nut in the footwell.

SL500

469 posts

294 months

Thursday 5th August 2010
quotequote all
Always remembember that it was fitted without a hole and so should be extracted without a hole.

M3John

5,974 posts

248 months

Friday 6th August 2010
quotequote all
Mr Completely said:
Dear All,

Failed miserably to extract the Master Cyclinder lower mounting bolt so took an idea from M3J to cut a hole in the inner wing to try and get a spanner to it from there.

Drilled the pilot hole with no probs but am attempting to cut a 'socket'-sized hole with a serated circular hole drill and have hit Kimberly diamonds.

I've tried to have a closer look and I fear that I can see metal under the fibreglas where I'm drilling.

Does anyone know what's under here and if it is safe to continue ??

Ta !

Mr. Powertool

Paul,

What i did was not like this sir. If you look at your picture below that i've drawn a yellow outline on you'll get an idea as to where i made a small incision in the inner wing. I'll emphasize the small bit though as you would pretty much not know it was there unless i pointed it out to you. It is only just enough to aid the shaft of a spanner.



If i were you i'd fill the hole you've made (with maybe silicone) and try my method. Remember measure twice and cut once ! As JensenA as said, these were put in without a hole there but mine was not moving for love nor money hence the `slight alteration` made from me.

I did manage to do mine on my own but it was a struggle if i'm honest so, two persons would be a lot easier !


M3J.

Edited by M3John on Friday 6th August 00:35

Mr Completely

Original Poster:

5,151 posts

259 months

Friday 6th August 2010
quotequote all
Cheers Boys for getting back to me, very much appreciated wink

Particularly thanks to Johnnie Boy for taking the time to explain.

My poor baby must be regretting looking so horny when I went into David Gerald's workshop all those years ago hehe

Looks like I'll have to hire a friend for the weekend then.

Have a good 'un.

PJ