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pilot screw stuck
Posted: Thu Mar 08, 2012 10:01 am
by dave309
hi all ive got 2 pilot screws stuck in a set of 1100 m carbs had them soaking in diesel and pluss gas for weeks with no luck has any one got any ideras of how to shift them thanks in advance dave
Re: pilot screw stuck
Posted: Thu Mar 08, 2012 1:38 pm
by Kryten
Hi Dave
I had the same problem with the carbs for Skruffy Kat.
In the end had to resort to a combination of good enginering practice and a bit of Brutality. After that it would have been a case of getting very Medieval with them!
I found a decent impact wrench set with a selection of flat bladed bits. Selected the best fitting bit, making sure that there was no movement in the slot of the pilot screw head.
Then I set the carbs up on a good strong piece of wood clamped in a Black and Decker Workmate (other workbenches are available).
Then with the impact wrench set firmly in the screw slot, this is the bit Callyboy will like, I gave it a right T**t with a hammer
This worked well with no damage to the carbs or surprisingly with the Pilot Screw. The problem is that corrosion builds up down the recess that they sit in and grips the screw head.
Hope this helps
Jim
Re: pilot screw stuck
Posted: Thu Mar 08, 2012 10:55 pm
by Kryten
Blix wrote:Bit of a sore subject is impact wrenches with Pete, my fault as I told him to give a seized bolt a good whack and he snapped of a bit of his engine case, I still feel guilty

Oops!
I must admit that I was a bit concerned about the end result.
My thing I would never ever give advice to people (other than Don't Ask Me) is how and when to use screw/stud extrractors!
Re: pilot screw stuck
Posted: Fri Mar 09, 2012 6:13 am
by dave309
thanks for the advice lads sounds a bit brutal but ive got a full set of big hammers so will have give it a go
Re: pilot screw stuck
Posted: Fri Mar 09, 2012 7:17 am
by callyboy
Blix wrote:Bit of a sore subject is impact wrenches with Pete, my fault as I told him to give a seized bolt a good whack and he snapped of a bit of his engine case, I still feel guilty

GOOD !
Pete

Re: pilot screw stuck
Posted: Fri Mar 09, 2012 7:33 am
by Pedda
Blix wrote:Bit of a sore subject is impact wrenches with Pete, my fault as I told him to give a seized bolt a good whack and he snapped of a bit of his engine case, I still feel guilty

Your fault was: you obviously didn't tell him to strike home and not be off the mark.

Re: pilot screw stuck
Posted: Fri Mar 09, 2012 11:32 am
by Kryten
Pedda wrote:Blix wrote:Bit of a sore subject is impact wrenches with Pete, my fault as I told him to give a seized bolt a good whack and he snapped of a bit of his engine case, I still feel guilty

Your fault was: you obviously didn't tell him to strike home and not be off the mark.

Pete must be like lightning with a hammer......
.....never strikes the sameplace twice
Coat on--Gone!