Shutdown amtetcher SNF 2012-09-20 17:34:04: High vaccum leak

cbaxter at snf.stanford.edu cbaxter at snf.stanford.edu
Fri Jan 11 13:03:36 PST 2013


Verified chamber l/r is at 15mt per min. Vented chamber and
cleaned sealing surface and belljar o-ring with ipa, pump down
chamber for 30mins, ran 10mins and  leak up rate dropped to
0.7mt. 



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