Comment mrc SNF 2010-02-05 13:23:36: diffusion pump weak

jfoster at snf.stanford.edu jfoster at snf.stanford.edu
Fri Feb 5 13:23:36 PST 2010


Just a heads up that the diffusion pump seems considerably weaker than last week.. It is still pumping down but foreline pressure goes up considerably when gasses are turned on or when crossing over from roughing pump.
Regards,
John




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