From ywu at snf.stanford.edu  Tue Sep  4 12:05:40 2001
From: ywu at snf.stanford.edu (ywu at snf.stanford.edu)
Date: Sep 4, 2001 12:05:40 PM
Subject: Problem drytek4 2001-09-04 12:05:37: drytek4 does not open
Message-ID: <mailman.28.1357938321.25694.drytek4-pcs@snf.stanford.edu>

Drytek4 chamber does not open after an empty run complete. The machine seems stuck in the relay process. (relay light on forever.)



From cbaxter at snf.stanford.edu  Tue Sep  4 09:18:11 2001
From: cbaxter at snf.stanford.edu (cbaxter at snf.stanford.edu)
Date: Sep 4, 2001 9:18:11 PM
Subject: Problem drytek4 2001-09-04 12:05:37: drytek4 does not open
Message-ID: <mailman.29.1357938321.25694.drytek4-pcs@snf.stanford.edu>

changed pressure controller. now pressure rise on
stand by and chamber vent nornal now