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40m Log |
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Tue Jul 23 22:55:13 2013, Jenne, Update, VAC, BS, ITMY doors to be opened in the morning
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Wed Jul 24 10:35:41 2013, Steve, Update, VAC, BS, ITMY doors are removed 
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Mon Jul 29 16:04:40 2013, Steve, Update, VAC, AC removed  
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Mon Jul 29 16:15:13 2013, Koji, Update, VAC, AC removed
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Mon Aug 5 10:50:48 2013, Steve, Update, VAC, RGA background
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Tue Aug 6 10:06:29 2013, Steve, Update, VAC, Pumpdown is at 500Torr
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Tue Aug 6 16:45:31 2013, Steve, Update, VAC, Pumpdown is completed 
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Wed Aug 7 10:51:49 2013, Steve, Update, VAC, Pumpdown at 26hrs 
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Wed Aug 7 15:36:29 2013, Steve, Update, VAC, TP2 drypump replaced
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Thu Aug 8 07:57:23 2013, Steve, Update, VAC, pumpdown at 48 hrs
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Thu Aug 8 10:31:28 2013, Steve, Update, VAC, few reminders of this vent   
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Wed Aug 28 11:23:41 2013, Steve, Update, VAC, crane repair sheduled
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Thu Sep 5 10:47:58 2013, Steve, Update, VAC, vertex crane folding issue
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Mon Sep 9 15:33:06 2013, Steve, Update, VAC, vertex crane repair is scheduled
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Wed Sep 18 14:57:12 2013, Steve, Update, VAC, vertex crane folding arm removed   
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Fri Sep 20 16:37:30 2013, Steve, Update, VAC, vertex crane folding arm is back on    
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Mon Sep 30 08:53:22 2013, Steve, Update, VAC, vertex crane repair schedule has changed
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Wed Oct 2 14:25:39 2013, Steve, Update, VAC, vertex crane is still out of order  
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Thu Nov 7 11:19:04 2013, Steve, Update, VAC, crane work POSTPONED to Monday
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Wed Nov 13 08:46:03 2013, Steve, Update, VAC, vertex crane repair completed
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Wed Aug 14 08:24:20 2013, Steve, Update, VAC, pumpdown at day 8
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Mon Aug 19 11:12:54 2013, Steve, Update, VAC, RGA scan at day 13
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Wed Aug 28 15:41:42 2013, Steve, Update, VAC, RGA scan at day 23
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Fri Sep 6 09:27:10 2013, Steve, Update, VAC, 31 days after pumpdown
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Tue Sep 10 09:18:22 2013, Steve, Update, VAC, dry pump is getting loud
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Tue Sep 10 15:43:01 2013, Steve, Update, VAC, TP3' dry pump is replaced
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Mon Sep 16 10:57:11 2013, Steve, Update, VAC, RGA scan at day 41 
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Wed Oct 9 11:48:10 2013, Steve, Update, VAC, RGA scan at day 65 
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Fri Nov 22 16:32:08 2013, Steve, Update, VAC, RGA scan at day 108  
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Tue Apr 29 16:42:29 2014, Steve, Update, VAC, TP2 drypump replaced
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Tue Dec 23 15:37:32 2014, Steve, Update, VAC, TP3 drypump replaced
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Mon Sep 14 10:41:03 2015, Steve, Update, VAC, TP2 dry pump replaced
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Mon Sep 21 11:12:14 2015, Steve, Update, VAC, cold cathode is flaky
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Tue Sep 22 08:58:38 2015, Steve, Update, VAC, cold cathode is flaky
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Fri Sep 25 17:00:38 2015, Steve, Update, VAC, cold cathode is flaky
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Message ID: 9119
Entry time: Tue Sep 10 09:18:22 2013
In reply to: 9115
Reply to this: 9120
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Author: |
Steve |
Type: |
Update |
Category: |
VAC |
Subject: |
dry pump is getting loud |
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TP3 foreline's dry pump is getting noisier and noisier. Turbo TP3 is pumping on the annulos. The foreline pressure is 7.2 mTorr and it is not degrading. It was swapped in March 5, 2013
The seal is very good, but the bearing is dying.
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