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ID Date Author Operational Modedown Subject Text Attachments
  161   Thu Aug 17 19:45:27 2006 Willy AnderssonQuench Recoveryswitch to series coolingTemps of flow returning from solenoid flat
lined at about 10K.
Gradually closed CV155.
  
  167   Thu Oct 12 11:53:04 2006 Willy AnderssonQuench RecoveryCompressor trip, 09:50 this morning.Main compressor tripped, refrigerator shutdown.
Checked with experimentors 
and main control room, no indications of
  
  168   Thu Oct 12 19:54:10 2006 Willy AnderssonQuench RecoveryEnergized solenoid.Switched to series mode about 6 hours ago.
Cooling continued including 
power leads until LHe level at about 50%
  
  169   Fri Oct 13 00:13:57 2006 ExperimentorQuench RecoveryEnergized solenoid.Hi there,

This is Khashayar (experimenter). Lookin
  
  171   Thu Oct 26 04:27:31 2006 Willy AnderssonQuench RecoveryPowerlead overtemp02:30 this morning got page from operations.
Looked at system online, appears that there
was a powerlead overtemp
  
  172   Thu Oct 26 04:34:15 2006 Willy AnderssonQuench RecoveryStill in // cold return mode.Leaving system cooling in // cold return mode,
cooldown rates still good. 
Had flow on to powerleads since re-starting
  
  173   Thu Oct 26 08:18:10 2006 Doug PreddyQuench Recoveryswitched to series modeSwitched to series mode at about 7:45.   
  174   Thu Oct 26 11:45:22 2006 Doug PreddyQuench RecoverySolenoid coldpower leads cold 50% liquid.
Turning on power supply
  
  175   Thu Oct 26 14:14:57 2006 Doug PreddyQuench Recoverypower lead quenchsolenoid tripped on power lead temp. I was
here and caught it. System 
cooling.
  
  176   Tue Oct 31 03:52:29 2006 Doug PreddyQuench Recoverypower lead quench at 2:30 this morningCompressor still on. Starting flow to solenoid   
  177   Tue Oct 31 05:36:14 2006 Doug PreddyQuench Recoveryswitch to series mode    
  178   Tue Oct 31 08:37:34 2006 Doug PreddyQuench RecoveryEnergizing solenoid    
  181   Wed Nov 15 11:09:28 2006 Doug PreddyQuench RecoveryCompressor tripped offCompressor tripped this morning at ~8:45.
I restarted the compressor, but 
turbine 1 would not spin up. I let it warm
  
  182   Wed Nov 15 13:56:00 2006 Doug PreddyQuench Recoveryswitch to series mode    
  183   Wed Nov 15 17:05:49 2006 Willy AnderssonQuench Recoverypowerleads cold, energizing solenoidPowerlead temperatures have bottomed out,
energizing solenoid to 300 
amps, ramp rate 60.
  
  184   Tue Nov 28 10:32:04 2006 Doug PreddyQuench Recoveryrecovering after looong power outageThe power has been out for about 24 hours.
Recovering coldbox, solenoid and 
beamline vacuum.PLC is down for the vacuum
  
  192   Fri Apr 27 10:16:44 2007 Kevin TrithardtQuench RecoveryTestDon't Panic -- There was no quench. I am testing
the e-log.
I have added Kevin's name and e-mail to the
  
  193   Fri Apr 27 10:32:07 2007 Doug PreddyQuench RecoveryReset quench relay logic boxThe quench relay logic controller was not
functioning correctly. It showed 
a "Trip" light and no other lights. I cycled
  
  197   Wed May 30 08:38:38 2007 Doug PreddyQuench RecoverySolenoid quenched this morningSolenoid quenched this morning on power lead
temp (I believe).
I restarted it at ~7:00, but the capacity
  
  198   Wed May 30 11:27:32 2007 Doug PreddyQuench RecoveryProblems recoveringVarious start up problems :
MV51 stuck open. Finally got it closed by
hitting the valve with a hammer.
  
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