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New entries since:Wed Dec 31 16:00:00 1969
ID Date Author Category Type Module Target/Number Subjectdown
  1836   Tuesday, December 04, 2018, 12:36 David WangITEStandard OperationTM4UCx 26.TM4 has been connected in ITE/ Checklist.

TM4 has been connected in ITE. See attachment for connection checklist

Attachment 1: UCx26_TM4_connection_checklist.pdf
UCx26_TM4_connection_checklist.pdf UCx26_TM4_connection_checklist.pdf UCx26_TM4_connection_checklist.pdf
  1803   Wednesday, October 10, 2018, 07:52 David WangITEStandard OperationTM4Ta#57TM4 has been connected in ITE.

TM4 has been connected in ITE. see attachment.

Attachment 1: TM4_with_TA#56_connection_in_ITE.pdf
TM4_with_TA#56_connection_in_ITE.pdf TM4_with_TA#56_connection_in_ITE.pdf TM4_with_TA#56_connection_in_ITE.pdf
  2184   Wednesday, February 03, 2021, 09:14 David WangConditioning StationStandard OperationTM4 TM4 from TCS to SW silo.

TM4 is moved from TCS to SW silo. The moving is smooth.

 

 

 

 

 

 

 

 

 

 

 

  262   Thursday, March 14, 2013, 07:09 David WangSouth Hot-CellStandard OperationTM4 TM4 electrical test at SHC after windown and containment box back.

TM4 electrical test at SHC after windown and containment box back is done. Everything is fine.

  2409   Tuesday, January 24, 2023, 14:22 David WangSouth Hot-CellStandard OperationTM4UCx#41TM4 electrical check with and without target at SHC

TM4 electrical check with UCX41target and without target at SHC.  The results are good. See attachment.

Attachment 1: TM4_electrical_check_with_UCX41_and_without_target_2023_Jan.pdf
TM4_electrical_check_with_UCX41_and_without_target_2023_Jan.pdf TM4_electrical_check_with_UCX41_and_without_target_2023_Jan.pdf
  2333   Tuesday, June 21, 2022, 17:49 Frank SongITEStandard OperationTM4UCx#37TM4 disconnection

 the module with target UCx37 was disconnected in ITE.

Attachment 1: TM4_with_UCx#37_disconnection_in_ITE.jpg
TM4_with_UCx#37_disconnection_in_ITE.jpg
  111   Tuesday, May 22, 2012, 12:36 David WangITEStandard OperationTM4sic 27TM4 connection in ITE

All TM4 connections in ITE is done. The station and TM4 is under roughing now.

  1985   Friday, September 13, 2019, 13:36 David WangITWStandard OperationTM4UCX27TM4 conenction in ITW checklist

TM4 was connected in ITW this Tuesday. See attachment for checklist.

Attachment 1: TM4_UCx27_connection_checklist.pdf
TM4_UCx27_connection_checklist.pdf TM4_UCx27_connection_checklist.pdf TM4_UCx27_connection_checklist.pdf
  2535   Friday, January 26, 2024, 11:57 David WangSafe Module ParkingStandard OperationTM4 TM4 coil1, 2, and HS electrical check at SMP after module moving.

TM4 coil1, 2 and HS are all OL at 250V at SMP after module move. This week, Chad and Carl fixed short issue on coil1, 2 and HS by insert dropped ultem ring back to position at SHC.

  454   Friday, September 13, 2013, 08:05 David WangSouth Hot-CellRepairTM4 TM4 coil 1 leak check in SHC

Leak checked TM4 coil1 in SHC with Isaac . The leak detector only can pump down to 1.5xE-7 atm.cc/sec. The leak detector got the response once the helium valve is open, not even close to the leak area. The leak detector got a very big response when the helium probe was put close to the coil terminal block on target front side and spray helium for 2 clicks. The leak detector got a small  response when the probe was put close to water block area and spray helium for 2 clicks. The leak is located on the front target side coil line but not from water blocks. The leak is too big to be further pin pointed by this method. See attachment

Attachment 1: TM4_coil_1_leak_check.pdf
TM4_coil_1_leak_check.pdf TM4_coil_1_leak_check.pdf
  731   Monday, August 11, 2014, 14:27 David WangConditioning StationStandard OperationTM4 TM4 are vented with argon and disconnected at CS.

TM4 are vented with argon and disconnected at CS this morning.

  1452   Thursday, March 16, 2017, 10:32 David WangSpent Target VaultRepairTM4 TM4 and its silo rust photos

I watched rust on TM4 and its silo. Most of rust are on est side of module and silo. See attachments

Attachment 1: humidity_in_TH_and_rusty_TM4_006.JPG
humidity_in_TH_and_rusty_TM4_006.JPG
Attachment 2: humidity_in_TH_and_rusty_TM4_007.JPG
humidity_in_TH_and_rusty_TM4_007.JPG
Attachment 3: humidity_in_TH_and_rusty_TM4_008.JPG
humidity_in_TH_and_rusty_TM4_008.JPG
Attachment 4: humidity_in_TH_and_rusty_TM4_009.JPG
humidity_in_TH_and_rusty_TM4_009.JPG
Attachment 5: humidity_in_TH_and_rusty_TM4_010.JPG
humidity_in_TH_and_rusty_TM4_010.JPG
Attachment 6: humidity_in_TH_and_rusty_TM4_011.JPG
humidity_in_TH_and_rusty_TM4_011.JPG
Attachment 7: humidity_in_TH_and_rusty_TM4_012.JPG
humidity_in_TH_and_rusty_TM4_012.JPG
Attachment 8: humidity_in_TH_and_rusty_TM4_013.JPG
humidity_in_TH_and_rusty_TM4_013.JPG
Attachment 9: humidity_in_TH_and_rusty_TM4_014.JPG
humidity_in_TH_and_rusty_TM4_014.JPG
Attachment 10: humidity_in_TH_and_rusty_TM4_015.JPG
humidity_in_TH_and_rusty_TM4_015.JPG
Attachment 11: humidity_in_TH_and_rusty_TM4_016.JPG
humidity_in_TH_and_rusty_TM4_016.JPG
Attachment 12: humidity_in_TH_and_rusty_TM4_017.JPG
humidity_in_TH_and_rusty_TM4_017.JPG
Attachment 13: humidity_in_TH_and_rusty_TM4_018.JPG
humidity_in_TH_and_rusty_TM4_018.JPG
  2633   Friday, July 05, 2024, 12:50 David WangSouth Hot-CellStandard OperationTM4TiC#7TM4 and TiC#7 target electrical check and HS leak check at SHC after target installation .

TM4 and TiC#7 target electrical check and HS leak check at SHC after target installation have been done.  all results are good. I will attach the checklist when printer is back to work.

TM4 HS line was helium pressure tested at TCS this morning. No leak. Also i leak checked TM4 top all air to  vacuum seals at TCS. Everything is good.

TiC #7 is a febiad target.TM4 top has been configured for febiad target. checked pin 2-2 to bias, target ,and chassis at 250V. they are all OL.  

 

  1258   Tuesday, June 07, 2016, 18:17 David WangConditioning StationStandard OperationTM4UC#16TM4 and TCS turbo pumps are started.

TM4 and TCS vacuum system are connected.   Turbo pumps are started.  Everything is fine so far.

  621   Thursday, March 13, 2014, 07:35 David WangITWStandard OperationTM4 TM4 and ITW turbo pumps have been started

I connected ITW  vacuum system to TM4. TM4 and ITW turbo pumps have been started successfully. The pumping down is good so far.

  625   Wednesday, March 19, 2014, 15:46 David WangITWStandard OperationTM4 TM4 and ITE air to vacuum leak check and TM4 water lines helium test.

With TM4 located in ITW, All air to vacuum seals  on ITW primary and secondary vacuum vessels have been leak  checked with leak detector hooked directly onto the TM4 service cap.The base LR :00xE-9atm.cc/sec. The ITW IG1 was 1.16xE-6 torr which was good. No leak has been found during the checking.Also, the TM4 water lines(except HS) had been  pressurized with 70 psi helium on each for 2 minutes. There was no response during the test. The ITW and TM4 are good on leak checking.See attachment pictures

Attachment 1: 001.JPG
001.JPG
Attachment 2: 002.JPG
002.JPG
Attachment 3: 003.JPG
003.JPG
Attachment 4: 004.JPG
004.JPG
Attachment 5: 005.JPG
005.JPG
Attachment 6: 008.JPG
008.JPG
Attachment 7: 012.JPG
012.JPG
  929   Tuesday, June 02, 2015, 14:39 David WangConditioning StationStandard OperationTM4SiC #31TM4 and CS turbo- pumps are started .

TM4 and CS turbo-pumps are started this afternoon. Everything is good so far.

  143   Friday, July 06, 2012, 14:38 David WangConditioning StationStandard OperationTM4UO#3TM4 UO#3 target heat shield helium pressure check is done.

Connected leak detector to TM4 and CS vacuum system. The vacuum readings on TM4 and CS:PNG4 3.6 xE-6 Torr, IG1 2.3xE-6torr, IG4(diagnostic box) 3.9xE-6 Torr. Leak detector base pressure:6.0xE-3 torr, base leak rate: 1.0xE-9 atm.cc/sec. Applied 80 psi helium to heat shield circuit for 5 mins . There is no response on leak detector. The heat shield circuit is leak tight.

  1256   Tuesday, June 07, 2016, 17:11 David WangConditioning StationStandard OperationTM4UC#16TM4 UCx16 electrical check and leak check at SHC

Chad and I finished the TM4 UCx6 electrical check and leak check at SHC. Leak check result on HS line is good. There is a dead short between "Z" repellor and HS during the first time electrical check. The dead short disappeared after re- installation of UCx 14 target onto TM4. See attachment

 Anders and I did another electrical check on TM4 at TCS under vacuum. See attachment 2

Attachment 1: UCX_16_electrical_test.pdf
UCX_16_electrical_test.pdf UCX_16_electrical_test.pdf UCX_16_electrical_test.pdf
Attachment 2: electrical_check._TM4_UCx16_at_TCS..pdf
electrical_check._TM4_UCx16_at_TCS..pdf
  2118   Friday, July 03, 2020, 13:23 David WangSouth Hot-CellStandard OperationTM4UCx#30TM4 UCx#30 Electrical check and HS leak check

Electrical and leak check are good. See attachment.

Attachment 1: TM4_UCx30_elctrical_and_leak_check_at_SHC..pdf
TM4_UCx30_elctrical_and_leak_check_at_SHC..pdf
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