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Ballasting procedure

http://www.chromforum.org/viewtopic.php?t=99054

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Ballasting procedure

Posted: Mon Sep 16, 2019 8:08 pm
by andrew ryder
Dumb question - to gas ballast an Edwards rough pump can I simply open the ballast valve while the MS is pumped down? Or does the pump need to be isolated from the system?

Re: Ballasting procedure

Posted: Tue Sep 17, 2019 6:59 pm
by James_Ball
https://www.manualslib.com/manual/12280 ... =34#manual

https://www.manualslib.com/manual/12280 ... =35#manual

Found this in the manual, looks like you can switch them with the pump running.
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