Logbooks Lab Maintenance Evaporator_1 Evaporator_2 Laser cutter Target Production Test-Stand RH-ISAC RH-Cyclotron RH-Meson Hall RH-Beamlines RH-ARIEL
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New entries since:Wed Dec 31 16:00:00 1969
  ID Date Author Categorydown Type Specific Subject Text Attachments
  303   Friday, September 23, 2022, 10:51 Matthew GareauStandard OperationTarget 2TargetTarget T2-MK2 moved to storage pitThe T2-MK2 target was transported from
the east hot cell to the storage pit at position
3.
 Storage_location_state_as_of_Sept_23_2022_(after_target_moves).jpg 
  309   Monday, January 16, 2023, 09:54 Adam NewsomeStandard OperationOtherCoolingT1 and T2 - Cooling Package DrainedOn Jan. 13, the T1 and T2 cooling package
water reservoirs were drained to the BL1A
holding tank. Water samples were obtained
  
  330   Tuesday, June 06, 2023, 15:42 Albert KongStandard OperationTarget 1CoolingT1 Heat Exchanger Low Flow DiagnosticsOn May 31, the low active water in BL1A
was turned off briefly and upon re-starting,
the flow to the T1 heat exchanger was very
 Picture1.pngPicture2.png 
  335   Monday, December 04, 2023, 09:22 Albert KongStandard OperationTarget 2CoolingT2 TGT Low Flow See Cyclotron fault 16553. 
"B1A:T2CS:FGTGT readback is
toggling at the warn limit of 3.0 GPM and
 T2FlowAlwaysCloseTo3GPM.pngT2TGTWaterTempOK.pngWarnTripLevels.pngFlowWarnTripLevels.pngPicture1.png 
  336   Wednesday, January 10, 2024, 12:25 Albert KongStandard OperationOtherCoolingT1/T2 cooling packages drainedJan 10, 2024:
The cooling packages for T1/T2 was
drained this morning. ~150 L from each of
 T1T2EPICSPages.PNGIMG_3943.JPEGIMG_4231.JPEG 
  337   Wednesday, January 10, 2024, 12:47 Albert KongStandard OperationTarget 1TargetT1 target ladder exchange (T1-MK1 to hot cell roof, T1-MK2 from pit to station)T1-MK1 was moved from the target station
to the hot cell roof. 
Radiation surveys report 140 mSv/hr
 T1_and_T2_Beryllium_Target_Beamtime_Spreadsheet_-_(10Jan2024).xlsxMeson_Hall_Storage_Pit_Target_Device_Location_Record_-_(10Jan2024).pptmVacuumAt2.56PM.PNG 
  339   Monday, January 15, 2024, 16:36 Albert KongStandard OperationTarget 2CoolingT2 Resin Flask ExchangeThe resin flask on the T2 cooling package
was exchanged today (new resin can prepped
in the morning). 
 IMG_3836.JPEGIMG_3844.JPEGIMG_3856.JPEG 
  340   Monday, January 15, 2024, 16:47 Albert KongStandard OperationOtherCoolingT1/T2 Cooling Pkg. Prep for Refill + Leak Check At Pressure The following tasks were completed
in preparation of re-filling the T1 and T2
cooling packages:
 7x 
  341   Friday, January 19, 2024, 17:07 Albert KongStandard OperationOtherTargetT1/T2 Profile Monitor, TGT Ladder, CUNO filter leak, Motor Coupling Inspection, + M9/M20 Blocker Actuation The following tasks were completed:

    Yesterday (Jan 18), the
T1/T2 cooling packages were inspected for
 7x 
  342   Thursday, February 01, 2024, 11:14 Albert KongStandard OperationTarget 1Hot CellT1-MK1 Flush and Purge on Hot CellThe recently removed T1-MK1 target ladder
was flushed with city water for ~30s at all
target positions. It was then purged with
 IMG_3950.JPEGIMG_3975.JPEGIMG_3973.JPEGIMG_3971.JPEGT1&T2_Pump-Down_and_Leak_Check_Record_05_FEB_2024.pdf 
  343   Thursday, February 01, 2024, 11:16 Albert KongStandard OperationOtherCoolingSpent resin can rinse, purge, and drying The recently removed resin can from
the T2 target station was rinsed with city
water and flushed with compressed air for
  
  348   Thursday, May 23, 2024, 17:10 Albert KongStandard OperationTarget 1TargetT1-MK1 Target Exchange (+ leak fix, service panel changes, coupler exchange)On May 23, 2024 two sets of plugs from
position 1 and 3 and a 12mm Be target from
position 5 (serial #109) was removed from
 36x 
  350   Wednesday, July 17, 2024, 15:05 Adam NewsomeStandard OperationOtherOtherSafety Walkaround Complete - Meson Hall HC/WC AreaA safety walkaround for July 2024 was completed
by A. Kong.
Results can be found in the master
  
  351   Tuesday, August 06, 2024, 11:35 Albert KongStandard OperationOtherBL1A Holding TankBL1A and RH Active Sump DrainingThe RH active sump was drained (over Jul
31-Aug 01), in total approximately 5500 L
of water was sent to city sewage.
 IMG_0173.JPEGIMG_0170.JPEGIMG_0185.JPEG 
  352   Thursday, August 22, 2024, 15:16 Adam NewsomeStandard OperationOtherActive SumpActive sump filled ~600L with grey water from RCR1 sump replacementDuring a replacement  of the RCR1 active
sump (mechanical services group), approximately
600L of non-active grey water was released
  
  354   Monday, September 09, 2024, 16:31 Albert KongStandard OperationOtherActive SumpActive Sump High Level Sensor TestingThe active sump high level sensor was tested
and correctly alarmed locally. However the
alarm in the MHESA RCR lab did not make any
  
  356   Wednesday, October 30, 2024, 15:10 Albert KongStandard OperationTarget 1TargetT1-MK1 Electrical Check on Hot CellT1-MK1 electrical checks were completed
on the hot cell. Specifically the profile
and protect monitors were checked (assistance
 7x 
  358   Friday, January 10, 2025, 18:36 Albert KongStandard OperationOtherCoolingT1/T2 cooling packages drainedThe T1 and T2 cooling packages were drained
starting at 14:36, by 14:48 both expansion
tanks had dried, meaning the draining rate
 CALCS_T1_T2_cooling_system_drain_speed.htmlTritium_Sample_and_Analysis_Form_-_T1_Cooling_Package_-_2025-01-10.pdfTritium_Sample_and_Analysis_Form_-_T2_Cooling_Package_-_2025-01-10.pdf 
  10   Friday, January 13, 2012, 17:04 Isaac EarleRepairTarget 2TargetBroken Part found on M20 Beam Blocker While wrapping up vacuum seal bearing
replacement on the M20 beam blocker I found
a piece of hard black material approximately
 P1010769.JPGP1010772.JPG 
  11   Wednesday, January 18, 2012, 12:01 Isaac EarleRepairTarget 2TargetBroken M20BB Bearing Removed, New Design Complete The broken M20 beam blocker plastic
shaft bearing was removed.  Measurements
of the bearing as well as the shielding disc
 P1010779.JPGP1010778.JPGP1010781.JPGM20BB_Split_Flange_Shaft_Bearing.PDF 
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