Subject: Re: Shutdown amtetcher SNF 2012-09-20 17:34:04: High vaccum leak
From: cbaxter@snf.stanford.edu

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.