From sanjah at snf.stanford.edu Thu Mar 1 10:04:10 2007 From: sanjah at snf.stanford.edu (sanjah at snf.stanford.edu) Date: Thu, 1 Mar 2007 10:04:10 -0800 Subject: Problem wbdiff SNF 2007-03-01 10:04:09: No water in spindryer Message-ID: From jhaydon at snf.stanford.edu Thu Mar 1 12:44:24 2007 From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu) Date: Thu, 1 Mar 2007 12:44:24 -0800 Subject: Problem wbdiff SNF 2007-02-28 08:50:54: 6:1 boe bath wouldn't drain Message-ID: HF crystals in drain line HF tank should be flushed with about half a tank of di water between each chemical change From jhaydon at snf.stanford.edu Thu Mar 1 12:45:24 2007 From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu) Date: Thu, 1 Mar 2007 12:45:24 -0800 Subject: Problem wbdiff SNF 2007-03-01 10:04:09: No water in spindryer Message-ID: tested spindryers both had water From gunjim at snf.stanford.edu Thu Mar 1 15:52:16 2007 From: gunjim at snf.stanford.edu (gunjim at snf.stanford.edu) Date: Thu, 1 Mar 2007 15:52:16 -0800 Subject: Comment wbdiff SNF 2007-03-01 15:52:16: 4:1 H2SO4/H2O2 temperature high Message-ID: Hotpot temperature was over 120C, but it still lit "process temperature normal" From jrjain at snf.stanford.edu Wed Mar 7 16:10:54 2007 From: jrjain at snf.stanford.edu (jrjain at snf.stanford.edu) Date: Wed, 7 Mar 2007 16:10:54 -0800 Subject: Problem wbdiff SNF 2007-03-07 16:10:53: HCl Bath Heating Improperly Message-ID: Bath heats and then cools back partially (with trend towards setpoint temperature). E.g. Heats to 60.5, cools to 60, heats back up to 60.8, cools to 60.3, etc. From mdickey at snf.stanford.edu Thu Mar 8 09:23:08 2007 From: mdickey at snf.stanford.edu (mdickey at snf.stanford.edu) Date: Thu, 8 Mar 2007 09:23:08 -0800 Subject: Problem wbdiff SNF 2007-03-07 16:10:53: HCl Bath Heating Improperly Message-ID: logged From uli at snf.stanford.edu Fri Mar 9 11:14:18 2007 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Fri, 9 Mar 2007 11:14:18 -0800 Subject: Problem wbdiff SNF 2007-03-09 11:14:17: 4:1 sulfuric bath contaminated Message-ID: 4:1 sulfuric bath is getting decontaminated right now, it might take 2 hours. From maurice at snf.stanford.edu Fri Mar 9 11:21:31 2007 From: maurice at snf.stanford.edu (maurice at snf.stanford.edu) Date: Fri, 9 Mar 2007 11:21:31 -0800 Subject: Shutdown wbdiff SNF 2007-03-09 11:21:30: WBDiff down Message-ID: 4:1 sulfuric bath is getting decontaminated right now, it might take 2 hours. From uli at snf.stanford.edu Fri Mar 9 14:28:32 2007 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Fri, 9 Mar 2007 14:28:32 -0800 Subject: Shutdown wbdiff SNF 2007-03-09 11:21:30: WBDiff down Message-ID: bench clean again From maurice at snf.stanford.edu Fri Mar 9 14:52:37 2007 From: maurice at snf.stanford.edu (maurice at snf.stanford.edu) Date: Fri, 9 Mar 2007 14:52:37 -0800 Subject: Problem wbdiff SNF 2007-03-09 11:14:17: 4:1 sulfuric bath contaminated Message-ID: decon complete From kimsangb at snf.stanford.edu Wed Mar 14 23:58:09 2007 From: kimsangb at snf.stanford.edu (kimsangb at snf.stanford.edu) Date: Wed, 14 Mar 2007 23:58:09 -0700 Subject: Problem wbdiff SNF 2007-03-14 23:58:08: low liquid level detector unstable Message-ID: low liquid level alarm goes on and off even when the tank is full. (5:1:1 tank) From khanh at snf.stanford.edu Fri Mar 16 08:43:27 2007 From: khanh at snf.stanford.edu (khanh at snf.stanford.edu) Date: Fri, 16 Mar 2007 08:43:27 -0700 Subject: Problem wbdiff SNF 2007-03-16 08:43:26: Liquid was aspirated by itself Message-ID: From jhaydon at snf.stanford.edu Mon Mar 19 12:35:11 2007 From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu) Date: Mon, 19 Mar 2007 12:35:11 -0700 Subject: Problem wbdiff SNF 2007-03-16 08:43:26: Liquid was aspirated by itself Message-ID: could not duplicate problem is working now From king at snf.stanford.edu Tue Mar 20 22:10:36 2007 From: king at snf.stanford.edu (king at snf.stanford.edu) Date: Tue, 20 Mar 2007 22:10:36 -0700 Subject: Problem wbdiff SNF 2007-03-20 22:10:36: Rinser Dryer keeps rinsing Message-ID: Have watched several runs in succession here get stuck in the rinse mode. From jhaydon at snf.stanford.edu Tue Mar 27 08:54:51 2007 From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu) Date: Tue, 27 Mar 2007 08:54:51 -0700 Subject: Problem wbdiff SNF 2007-03-14 23:58:08: low liquid level detector unstable Message-ID: replaced switch and odered new ones From riteshj at snf.stanford.edu Wed Mar 28 14:06:27 2007 From: riteshj at snf.stanford.edu (riteshj at snf.stanford.edu) Date: Wed, 28 Mar 2007 14:06:27 -0700 Subject: Problem wbdiff SNF 2007-03-28 14:06:26: 6:1 BOE Pot has slow leak Message-ID: the level of the 6:! BOE goes down gradually (slow leak) From jhaydon at snf.stanford.edu Fri Mar 30 10:23:25 2007 From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu) Date: Fri, 30 Mar 2007 10:23:25 -0700 Subject: Problem wbdiff SNF 2007-03-28 14:06:26: 6:1 BOE Pot has slow leak Message-ID: does not not appear to have a leak may have had some HF crystals preventing valve from closing From ericp at snf.stanford.edu Sat Mar 31 22:23:20 2007 From: ericp at snf.stanford.edu (ericp at snf.stanford.edu) Date: Sat, 31 Mar 2007 22:23:20 -0700 Subject: Problem wbdiff SNF 2007-03-31 22:23:20: both HF drains stuck Message-ID: It seems that both HF drains (6:1 and 50:1) slowly drain out even when the drain is "off".