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New entries since:Wed Dec 31 16:00:00 1969
ID Date Author Categorydown Type Module Target/Number Subject
  1787   Thursday, September 20, 2018, 14:36 Travis CaveITWStandard OperationTM2nSiC#1Module move

 TM#2 with nSiC#1 has been moved from the south hot cell to the west target station.

  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.

Attachment 1: TM2_UCx_23#_disconnection_in_ITW..pdf
TM2_UCx_23#_disconnection_in_ITW..pdf 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

Attachment 1: TM2_with_SiC_nano_connection_in_ITW..pdf
TM2_with_SiC_nano_connection_in_ITW..pdf TM2_with_SiC_nano_connection_in_ITW..pdf TM2_with_SiC_nano_connection_in_ITW..pdf
  1805   Monday, October 22, 2018, 14:05 Travis CaveITWRepair  Module move

 ITW Exit #2 has been moved from the west station to the south hot cell for a bellows repair.

  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

Attachment 1: TM2_SiC_nano_disconnection_in_ITW.pdf
TM2_SiC_nano_disconnection_in_ITW.pdf TM2_SiC_nano_disconnection_in_ITW.pdf
  1812   Tuesday, October 30, 2018, 10:50 Travis CaveITWStandard OperationTM2nSiC#1Modules moved

 Modules were moved, ITW EX2 was moved from the conditioning station to the west target station and TM#2 ,with nSiC#1,  was moved from the west target station to the south hot cell.

  1818   Tuesday, November 06, 2018, 10:59 Travis CaveITWStandard OperationTM2UC#25Module move

 TM#2 with UC#25 has been moved from the conditioning station to the west target station.

  1819   Wednesday, November 07, 2018, 09:50 Anders MjosITWStandard OperationTM2UC#25TM2 connected in ITW

TM2 was connected yesterday by Frank and Anders. The West side panel with IG1S on Exit Module 2 was replaced with a new SST panel with 1 CF flange only (dwg). Link to check list on DocuShare.

  1821   Wednesday, November 14, 2018, 16:10 Anders MjosITWRepairTM2UC#25ITW:FC5 safety signal troubleshooting

Measured resistance on safety limit switches for FC5 on Exit Module 2. Determined that the in connected signal did not work (shows not connected irregardless of FC position). Confirmed proper operation of the OUT limit. See attachment for details. The Harp 5 x and y signal connectors were checked and reconnected.

Attachment 1: 2018-11-13_FC5.pdf
2018-11-13_FC5.pdf
  1823   Thursday, November 22, 2018, 08:53 Anders MjosITWStandard OperationTM2UC#25Block move

Frank and Anders moved blocks from ITE to ITW yesterday

  1824   Thursday, November 22, 2018, 08:55 Anders MjosITWRepairTM2UC#25ITW:FC5 safety signal limit switch installed

Yesterday Diagnostics group installed a temporary external limit switch to provide the in signal to the safety system.

Attachment 1: FC5_limit_switch.jpg
FC5_limit_switch.jpg
  1844   Thursday, January 03, 2019, 13:30 David WangITWRepair  ITH:MP1

ITH:MP1 inlet pressure showed 10torr after power outage during holiday. All ITE/W turbo-pumps were tripped because of it. Removed one shielding block above the vacuum station. Visually checked oil level  and condition in pump. oil level is high. oil color is dark. no oil  leak .  Installed a local convectron gauge on pump inlet. After pumping down, It shows pump is good.  Tightened  all KF 25 and 50 clamps on pump inlet side. Reconnected pump to system. Everything works fine so far. All ITW / E turbo pumps are started now.

  1846   Friday, January 04, 2019, 08:48 David WangITWStandard OperationTM2 TM2 has been disconnected in ITW.

TP1, TP2 are still connected for next week leak check. All water lines in TM2 are purged with 80 psi air, each for 5 minutes.

TP1 and TP2 had been disconnected. TM2 with UCx 25  disconnection checklist, See attachment.

Attachment 1: UCx25_TM2_disconnection_checklist.pdf
UCx25_TM2_disconnection_checklist.pdf UCx25_TM2_disconnection_checklist.pdf
  1848   Tuesday, January 08, 2019, 08:49 David WangITWStandard OperationTM2 TP1 TP1 have been disconnected in ITW

Started argon venting of ITW now.

  1852   Wednesday, January 09, 2019, 13:29 David WangITWRepair  ITH:MP1

ITH: MP1 has been replaced due to its poor performance.  Its motor and power cable are taken out and reused on new pump. Vacuum group assembled them together, and installed the new pump. The new pump works fine.

  1861   Tuesday, January 22, 2019, 09:56 David WangITWMaintenanceTM2 ITW water system maintenance.

ITW water system maintenance is done. All working paddle wheels and coils are replaced. ITW water system polyurethane tubes are replaced as well. Two 3/8" leak small valves on return lines are replaced. 85 liters of tritium water are transferred from storage tank to B2 level holding tank. LALC water are refilled into S-tank. Restarted pump and checked system. Everything works fine now. No water leak has been found so far.  

  1862   Thursday, January 24, 2019, 10:34 David WangITWMaintenance  Changed 24VDC plugs of TP solenoid valves in ITW

3 damaged 24VDC plugs of TP solenoid valves are replaced. Inspected other plugs. All of them are in good condition now.

  1919   Monday, May 13, 2019, 09:55 Travis CaveITWStandard Operation  Entrance module move

 The West Entrance module has been moved from the south hot cell to the west target station.

  1920   Monday, May 13, 2019, 11:22 David WangITWRepair  ITW entrance module has been connnected.

Entrance module has been connected back to ITW. Everything is normal.

  1982   Tuesday, September 10, 2019, 10:10 Adam NewsomeITWStandard OperationTM4UC#27TM4 Move

TM4 has been moved from the Conditioning Station to ITW with UC#27 target.

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