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ID Date Authordown Category Type Module Target/Number Subject Text Attachments
  1749   Tuesday, July 03, 2018, 14:38 David WangITWStandard Operation  ITW water signals interlock check.Annual ITW water signals interlock check
are done. Everything works good.
  
  1750   Tuesday, July 03, 2018, 14:42 David WangITWStandard OperationTM2Nb#8TM2 has been connected to ITW.TM2 has been connected to ITW. All turbo
pumps are started. See attachment for connection
checklist.
 Nb#4_Module_connection_checklist.pdf 
  1764   Thursday, August 02, 2018, 07:57 David WangConditioning StationStandard Operation  Leak check on TM2 UCx #23 @ TCS and SHC.I did a helium pressure test on TM2 HS
line at TCS. At 70psi helium, the leak rate
is 2.5 xE-7 atm.cc/sec. I think this is the
  
  1770   Tuesday, August 28, 2018, 14:19 David WangITEStandard OperationTM4Ta#56TM4 Ta#56 disconenction.TM4 has been disconnected in ITE this morning.
See attachment.
 TM4_Ta#56_disconnection..pdf 
  1771   Thursday, August 30, 2018, 07:42 David WangConditioning StationStandard OperationTM4 TM4 has been connected to TCS.TM4 has been connected to TCS. vacuum system
and water system are started. Everything
looks fine.
  
  1772   Thursday, August 30, 2018, 07:46 David WangConditioning StationStandard OperationTM4 TM4 HS line leak check at TCS and SHC.Chad and I leak checked TM4 HS line after
UCx 24 is installed. No leak at 5xE-9atm.cc/sec. 
Today, I did helium pressure test on HS line
  
  1775   Tuesday, September 04, 2018, 08:18 David WangConditioning StationStandard OperationTM4UCx 24#Stppped TM4 and TCS vacuum and water system at TCS.I stopped TM4 and TCS vacuum system at
TCS. TCS and TM4 is venting with argon now.
  
  1778   Friday, September 07, 2018, 10:47 David WangITERepairTM4UCx24TM4 TP2 replacementTM4 TP2 could not be started  after
module was connected back to ITE on Sep 04th.
It was replaced with a new pump on Sep 05th.
  
  1779   Friday, September 07, 2018, 10:55 David WangITEStandard OperationTM4UCx 24#TM4 has been connected to ITE/ ChecklistTM4 has been connected to ITE on Sep 04th.
See attachment  for checklist.
 TM4_UCx_24#__connection_check_list.pdf 
  1788   Friday, September 21, 2018, 10:06 David WangITWStandard OperationTM2UCx23TM2 was disconnected in ITW.TM2 was disconnected in ITW this Tuesday.
See attachment for checklist.
 TM2_UCx_23#_disconnection_in_ITW..pdf 
  1789   Friday, September 21, 2018, 10:07 David WangITWStandard OperationTM2SiC nanoTM2 with SiC nano target was has been connected in ITW.Tm2 with SiC nano has been connected in
ITW. See attachment for checklist
 TM2_with_SiC_nano_connection_in_ITW..pdf 
  1792   Tuesday, September 25, 2018, 07:54 David WangConditioning StationRepairTM3 TM3 is connected for HV test at TCS.water loops are by passed on top. All bias,
EE, and  EL are tied together. Started
water system.
  
  1795   Wednesday, September 26, 2018, 07:14 David WangConditioning StationRepairTM3 TM3 HV test at TCS.I did a HV test on TM3 at TCS yesterday.
HV Ramp up speed: 1KV per 5 minutes when
below 30KV,1KV per 10 minutes from 30-36KV.
  
  1797   Tuesday, October 02, 2018, 09:49 David WangITEStandard OperationTM4UCx 24#TM4 was disconnected in ITE.TM4 was disconnected in ITE yesterday.
See attachment for checklist.
 TM2_UCx_24#_disconnection_in_ITE..pdf 
  1799   Wednesday, October 03, 2018, 14:16 David WangSouth Hot-CellStandard OperationTM4Ta #57Leak check TM4 Lp Ta# 57 at SHC.Tried to leak check TM4 Ta57# at TCS. LD
failed to pump down properly at fine range.
It always tripped at 4 torr. I cheeked all
  
  1801   Tuesday, October 09, 2018, 12:32 David WangConditioning StationRepairTM4 TM4 steers 4 pin feedthrough CF flangeTM4 Steers 4 pin feedthrough CF flange
is replaced due an inside feed through insulator
broken. CF 25 cooper seal is replaced with
  
  1803   Wednesday, October 10, 2018, 07:52 David WangITEStandard OperationTM4Ta#57TM4 has been connected in ITE.TM4 has been connected in ITE. see attachment.  TM4_with_TA#56_connection_in_ITE.pdf 
  1806   Tuesday, October 23, 2018, 10:45 David WangITWStandard OperationTM2SiC nanoTM2 was disconnected in ITW.TM2(SiC nano) has been disconnected in
ITW. See attachment
 TM2_SiC_nano_disconnection_in_ITW.pdf 
  1808   Tuesday, October 23, 2018, 11:32 David WangSouth Hot-CellMaintenance  ITW RV4S leak check.ITW RV4S (A and B) are leak checked. They
are good.  
  
  1811   Monday, October 29, 2018, 10:43 David WangConditioning StationRepair  ITW exit 2 leak check at TCS.I did a leak check this morning on exit
2 module at TCS. LD base  leak rate
is 4.00XE-9atm.cc/sec, Base pressure is 0.00
  
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