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Sorry, I forgot to mention that I also (very) gently hit on the side for
the valve with the handle of the screwdriver but I would suggest to keep
trying actuating a few times first. If you see the rotor rotating, it means
your pneumatic actuator is probably fine.

Cheers,

--
Victor

On 4 October 2014 00:38, Gatti, Emma (382D-Affiliate) <
[log in to unmask]> wrote:

>  Dear all,
>
>  Does anybody has ever experienced not being able to extract the rotor
> from inside a gas bench valco valve?
>
>  I have been trying to take it out for cleaning (we suspected a clog
> inside the valve), but the rotor seems blocked. I used a pen-like magnet to
> extract it, and I cycled the valve several times to break the "shear seal",
> but the rotor seems simply not moving.
>
>  I would like to know if I should simply keep on trying (it's the first
> time I am doing it), or this is the sign of a misalignment of the valve, or
> a problem in the air actuator (even if I checked the air pressure, and it's
> fine).
>
>  Thank you,
>
>  Emma
>