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It basically forces the coupling magnets to separate via the pins pointing downwards from the magnet holders: Here's a demo.


It sounds like you are asking how to motorize your own custom LEGO creations using motors that you may already have around the house rather than purchasing official motors. Before I answer this, I just want to make sure that you are aware that you can purchase the PF motors individually on for fairly cheap. You don't have to buy large, expensive ...


A few years back I ripped motors, controlcard and batterypack out of a broken car. I then fitted some legopieces to it and got a superfun setup to use with my old technic lego. I mounted a piece of a normal (old black) axle on the motor shaft. But just as @jncraton describes it This can be a little tricky to get right. If you are just drilling freehand as ...

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