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ID Date Author Category Type Moduledown Target/Number Subject Text Attachments
  542   Wednesday, November 13, 2013, 10:01 David WangConditioning StationRepairTM2 TM2 leak check at conditioning stationI leak checked TM2 at conditioning station
this morning. All air to vacuum seals  on
the top of the module are good. All water
 TM2_leak_check_at_CS_2013-11-13.pdf 
  543   Thursday, November 14, 2013, 08:08 chad fisherSouth Hot-CellRepairTM2 TM2 Blank off and jig removalFirday, November 8 all water blocks (excluding
I and K) were blanked off and vacuum leak
checked. No responses were found. (First
 TM2_20131108.jpgTM2_20131112.jpg 
  544   Friday, November 15, 2013, 16:48 Bevan MossConditioning StationStandard OperationTM2 HV Testing High voltage testing was started
on TM2 with no source tray today. The maximum
stable for 1 minute voltage reached was 47.5kV
 TM2_conditioning_15112013.JPG15112013_TM2_No_source_tray_HV_test.txt 
  545   Monday, November 18, 2013, 11:54 Bevan MossConditioning StationRepairTM2 Fault on TCS Chill This morning when I went to start
HV conditioning CP2 and CP3 both had faults
and the temperature of the water was ~27C.
  
  546   Monday, November 18, 2013, 16:42 Bevan MossConditioning StationStandard OperationTM2 HV Testing The Glory of TM2 continues 100V at
a time. Today I brought the module to 46kV
and left it there for 1 hour. During this
 the_glory_of_TM2.JPG18112013_TM2_No_source_tray_HV_Test.txt 
  550   Tuesday, November 19, 2013, 16:55 Bevan MossConditioning StationStandard OperationTM2 HV conditioning HV conditioning of TM2 continued
today. At ~53.5kV the module started to spark
externally to the HV cover. This is the first
 external_sparking.JPG19112013_HV_conditioning_TM2.JPG19112013_TM2_No_source_tray_HV_Test_no_cover.txt19112013_TM2_No_source_tray_HV_Test.txt 
  553   Wednesday, November 20, 2013, 13:52 Bevan MossConditioning StationStandard OperationTM2 HV testing of TM2 HV testing without the cover continued
today. With the EINZEL lens at 30kV the target
module was able to achieve 58.7kV. At this
 20112013_HV_conditioning_TM2.JPG20112013_TM2_No_source_tray_HV_Test_no_cover.txt 
  565   Tuesday, December 03, 2013, 14:14 Bevan MossConditioning StationStandard OperationTM2 HV conditioning  It was attempted to HV condition
TM2 to 55kV and leave it operating there
for an hour to demonstrate stability. Unfortunately
 TM2_conditioning_03122013.JPG 
  575   Friday, December 06, 2013, 15:09 Bevan MossConditioning StationStandard OperationTM2 TM2 no source tray 55kV 1 hourToday 55kV was applied to TM2 and held
for over 1 hour with the EINZEL at 27.5kV.
There were 2 sparks and the current was unstable
 06122013_TM2_No_source_Tray_55kV_1_hour.JPG06122013_TM2_No_Source_Tray_55kV_1_Hour.txt 
  578   Thursday, December 12, 2013, 11:14 Bevan MossConditioning StationStandard OperationTM2 HV Chase Electrical TestWhile under vacuum Travis and I completed
diagnostics of the HV  chase. Majority of
the lines showed OL at 1kV but there were
  
  589   Thursday, January 30, 2014, 13:46 Travis CaveConditioning StationStandard OperationTM2no targetmodule moveTM#2 has been moved from the conditioning
station to the south hot cell.
  
  591   Tuesday, February 04, 2014, 08:04 David WangSouth Hot-CellRepairTM2 Leak check TM2 tube heater (+) water line.Chad and I leak checked TM2 tube heater(+)
water line yesterday afternoon. The water
line was difficult to pump down on base leak
 IMG_0012.JPGIMG_0013.JPG 
  592   Tuesday, February 04, 2014, 09:42 David WangSouth Hot-CellRepairTM2 pressure test on TM2 tube heater +(D) water line.Chad and I did a pressure test on TM2 tube
Heater+(D) water line.I pressurized the D
line with shop air from quick connectors(both
 10x 
  593   Wednesday, February 05, 2014, 14:05 David WangSouth Hot-CellRepairTM2 Leak check TM2 tube heater (+) water line from inside service cap in TH.Bevan and I did a leak check on TM2 tube
heater+ from inside service cap in TH. The
leak detector base leak rate 0.0xE-9 atm.cc/sec,
 005.JPG008.JPG005.JPG 
  595   Friday, February 07, 2014, 10:29 chad fisherSouth Hot-CellRepairTM2 TM2 C.B. and circuit DContainment box has been removed and the
blank off from circuit D has been removed
for inspection of both the blank off and
 TM2_20140207_1.jpgTM2_20140207_2.jpg 
  596   Tuesday, February 11, 2014, 13:56 chad fisherSouth Hot-CellRepairTM2 waterblock cleaningNew cleaning and polishing pads have been
inserted onto the hot cell as well as rubber
bungs and a new blank off.
 TM2_20140207_2.jpgTM2_20140211_2.jpg 
  597   Thursday, February 13, 2014, 09:24 David WangSouth Hot-CellRepairTM2 Leak check TM2 tube heater (+) water line with rubber insert blocked WB in SHCChad and I  did the Leak checked TM2
tube heater (+) water line  with rubber
insert plugged water block on " D" 
 001.JPG002.JPG003.JPG004.JPG 
  598   Thursday, February 13, 2014, 13:30 David WangSouth Hot-CellRepairTM2 pressure test on TM2 tube heater +(D) water line.Chad and I did the pressure test on TM2tube
heater+(D) water  line at SHC with shop
air.We tested from 30psi to 80psi on both
  
  599   Thursday, February 13, 2014, 14:15 David WangSouth Hot-CellRepairTM2 pressure test on TM2 tube heater +(D) water line.

    

       
            
 007.JPG008.JPG013.JPG 
  600   Thursday, February 13, 2014, 14:23 David WangSouth Hot-CellRepairTM2 Leak check on TM2 tube heater (+) water line with blank off(elastic seal) installed on WB.Chad and I did the leak check on TM2 tube
heater (+) water line  with blank off(
+ elastic o ring seal) installed on "D" 
 005.JPG001.JPG 
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