From raymondawu at snf.stanford.edu  Mon Apr  6 21:24:05 2009
From: raymondawu at snf.stanford.edu (raymondawu at snf.stanford.edu)
Date: Mon, 6 Apr 2009 21:24:05 -0700
Subject: Problem metalica SNF 2009-04-06 21:24:04: Slow pumpdown time.
Message-ID: <mailman.1045.1357938530.25834.metalica-pcs@snf.stanford.edu>




From gdiankov at snf.stanford.edu  Wed Apr  8 17:45:58 2009
From: gdiankov at snf.stanford.edu (gdiankov at snf.stanford.edu)
Date: Wed, 8 Apr 2009 17:45:58 -0700
Subject: Shutdown metalica SNF 2009-04-08 17:45:58: Cryopump not functioning
Message-ID: <mailman.1046.1357938530.25834.metalica-pcs@snf.stanford.edu>

Went off during pumpdown, started warming. Currently at 65K. 



From jhaydon at snf.stanford.edu  Thu Apr  9 07:55:14 2009
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Thu, 9 Apr 2009 07:55:14 -0700
Subject: Shutdown metalica SNF 2009-04-09 07:55:14: cryo in regen
Message-ID: <mailman.1047.1357938530.25834.metalica-pcs@snf.stanford.edu>




From jhaydon at snf.stanford.edu  Thu Apr  9 07:55:32 2009
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Thu, 9 Apr 2009 07:55:32 -0700
Subject: Shutdown metalica SNF 2009-04-08 17:45:58: Cryopump not functioning
Message-ID: <mailman.1048.1357938530.25834.metalica-pcs@snf.stanford.edu>

cryo in regen



From jhaydon at snf.stanford.edu  Thu Apr  9 11:51:04 2009
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Thu, 9 Apr 2009 11:51:04 -0700
Subject: Shutdown metalica SNF 2009-04-09 07:55:14: cryo in regen
Message-ID: <mailman.1049.1357938530.25834.metalica-pcs@snf.stanford.edu>

ok to use when cryo at correct temp



From jperez at snf.stanford.edu  Fri Apr 10 08:15:00 2009
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Fri, 10 Apr 2009 08:15:00 -0700
Subject: Problem metalica SNF 2009-04-06 21:24:04: Slow pumpdown time.
Message-ID: <mailman.1050.1357938530.25834.metalica-pcs@snf.stanford.edu>

Metalica had a regen, should help with the pumpdown time.



From jperez at snf.stanford.edu  Mon Apr 13 08:15:52 2009
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Mon, 13 Apr 2009 08:15:52 -0700
Subject: Problem metalica SNF 2009-04-13 08:15:52: Switched to Dry pump 
Message-ID: <mailman.1051.1357938530.25834.metalica-pcs@snf.stanford.edu>

Testingt



From jperez at snf.stanford.edu  Tue Apr 14 15:20:26 2009
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Tue, 14 Apr 2009 15:20:26 -0700
Subject: Shutdown metalica SNF 2009-04-14 15:20:25: System temperature rose to 120K when opening Gate valve
Message-ID: <mailman.1052.1357938530.25834.metalica-pcs@snf.stanford.edu>

Burst of air causing dummie wafer to break.



From jhaydon at snf.stanford.edu  Tue Apr 14 17:13:31 2009
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Tue, 14 Apr 2009 17:13:31 -0700
Subject: Problem metalica SNF 2009-04-14 17:13:30: cryo being regend ok to use when regen is completed
Message-ID: <mailman.1053.1357938530.25834.metalica-pcs@snf.stanford.edu>




From jhaydon at snf.stanford.edu  Tue Apr 14 17:13:47 2009
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Tue, 14 Apr 2009 17:13:47 -0700
Subject: Shutdown metalica SNF 2009-04-14 15:20:25: System temperature rose to 120K when opening Gate valve
Message-ID: <mailman.1054.1357938530.25834.metalica-pcs@snf.stanford.edu>

cryo being regened



From jperez at snf.stanford.edu  Thu Apr 16 07:23:29 2009
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Thu, 16 Apr 2009 07:23:29 -0700
Subject: Problem metalica SNF 2009-04-14 17:13:30: cryo being regend ok to use when regen is completed
Message-ID: <mailman.1055.1357938530.25834.metalica-pcs@snf.stanford.edu>

Regen completed, OK to use.