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Screw organisation


Boogi11

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Hi all, I am bout to embark on stripping my first watch a raketa.

 

Few questions which I have.

 

How do you know which screw hoes where? Experience? I have purchased a 60 compartment pill organiser, and I intend to put them in order and then remove in order but how do you guys do it.

 

Secondly , does a cheap option exist to clean the internals or is a sonic cleaner the only way to go?

 

And my first lesson learnt, good tools make a difference , the eBay ones are now in the bin and the expensive ones are amazing

 

 

Sent from my iPad using Tapatalk

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1. Experience first and foremost. Trial and error too, sometimes. You can take photos of your disassembly or you can put each part with its corresponding screw(s). Some you just know where they go, after you've done this a few times.

2. You don't need an ultrasonic, of course. It does help to have a couple of chemicals to clean components if they are really messy, rusty and so on. If it's a clean watch that hasn't been serviced in a decade or two you can just clean it lightly just be careful and patient when you do it.

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Pictures is great when you disassamble the movement. Place the screws in the same apartment in the box. next to the part it would fit. 

Raketa is not the most complex movement as they have the same size screws in the trainwheel bridge and the pallet fork bridge . So even if you would mix them up?  You could probably figure it out. 

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I only separate out the 'left hand threaded' and 'shouldered' screws... this simplifies things a bit. You will waste time trying to fit a LH thread screw into a normal hole!

Otherwise it is trial and error. Watch out for screws which are too long and project out the other side. Also screw heads which are too thick will create problems, eg wrong screw on a pallet-fork bridge will interfere with the hairspring.

Anilv

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I screw them back into the hole they came out of once the the part that they secure has been removed. That way, so long as the screw was in the right place in the first place, it will remain in the right place.

It also means that all of the screws go throuch the cleaning process and there is little or no likelihood of them getting lost.

The only negative impact is that it means that the threads that are actually engaged don't get quite the same free flushing of cleaner that they otherwise would, but then why would they need it? there should be no oil or dirt in those threads as they have been engaged to pretty much the same degree since the movement was last cleaned.

If, whilst dismantling the movement I spot anything that warrants different treatment then obviously it is dealt with accordingly, but that is a real rarity.

This is just a habit that I got into when I first started this game and haven't got out of. In truth you will find that with experience you will be able to identify which screw goes where with only the minimum of trial and error, even with a movement that somebody else took apart (I have done this), but I like the extra security in the cleaning machine that my approach provides.

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