Logbooks Lab Maintenance Evaporator_1 Evaporator_2 Laser cutter Target Production Test-Stand RH-ISAC RH-Cyclotron RH-Meson Hall RH-Beamlines RH-ARIEL
  RH-ISAC, Page 87 of 138  Not logged in ELOG logo
Entry  Friday, December 05, 2014, 15:41, Anders Mjos, Conditioning Station, Development, TM2, , RGA results 2014-12-05-14-25_TM2.png2014-12-05-14-25_TM2.txt
Measurement taken at 14:25. IG2 at ~7.7E-6 T
    Reply  Monday, December 08, 2014, 13:52, Anders Mjos, Conditioning Station, Development, TM2, , Fixed - Not able to start water system 


    
        
            Anders Mjos wrote:
        
        
            
             TCS:WPV1 does not open when staging is enabled. Multiple attempts have been made, but the valve
Entry  Monday, December 08, 2014, 15:22, Anders Mjos, Conditioning Station, Development, TM2, , Circuit D water test TCS_Heater_Transmission_Power.xlsxCircuit_D_test_results_for_TM2_status_meeting_2014-12-11.pdfHeated_water_leak_test_plan.pdfHeated_water_leak_test_Circuit_D_RESULTS.docx
Monday, December 08, 2014, 14:00: Dan M and Anders connected the water supply to circuit D and installed the module cover.
Monday, December 08, 2014, 14:50: Circulating water on circuit D. IG1 vacuum stable at 3.1E-7 T. No response on mass 18 on RGA
Monday, December 08, 2014, 15:30: Test TGHT and TBHT PS. Can be switched on, but set points need to be corrected.
Entry  Monday, December 15, 2014, 08:50, Anders Mjos, Conditioning Station, Maintenance, TM2, , TK2 level below 15 in (secondary loop) 
 The level dropped below 15 in over the weekend. MP2 stopped, but MP3 condtinued pumping.
    Reply  Monday, December 15, 2014, 09:41, Anders Mjos, Conditioning Station, Maintenance, TM2, , Water leak found at the isolation transforer 


    
        
            Anders Mjos wrote:
        
        
            
             The level dropped below 15 in over the weekend. MP2 stopped, but MP3 condtinued pumping.
    Reply  Monday, December 15, 2014, 12:53, Anders Mjos, Conditioning Station, Maintenance, TM2, , TCSTK2 topped up 


    
        
            Anders Mjos wrote:
        
        
            
            
            
    Reply  Monday, December 15, 2014, 13:25, Anders Mjos, Conditioning Station, Maintenance, TM2, , BIASSW1 temperature and flow removed from interlock chain 


    
        
            Anders Mjos wrote:
        
        
            
            
            
Entry  Monday, December 15, 2014, 15:55, Grant Minor, Conditioning Station, Repair, , , Access to ISAC TCS TK2 Expansion Tank - Fall Arrest TK2_Expansion_Tank_Elevation_ISAC1_Exp_Hall_15Dec2014.JPGTK2_Expansion_Tank_-_Fall_Arrest_Config_1_-_15Dec2014.JPGTK2_Expansion_Tank_-_Fall_Arrest_Config_2_-_15Dec2014.JPGTK2_Expansion_Tank_-_Fall_Arrest_Config_3_-_15Dec2014.JPG
Hello all,

Access was required this morning to the TCS TK2 Expansion Tank to     open a valve and re-fill the tank.
Entry  Tuesday, December 23, 2014, 14:10, Anders Mjos, Conditioning Station, Development, TM2, , He leak check of the Service Cap using RGA 
The RGA showed no response to He-spray on the Service Cap. He stable at 3.5E-9 T partial pressure, water at 1.3E-6 T. IG1 at 9.9E-8 T
Entry  Monday, January 05, 2015, 12:47, Anders Mjos, Conditioning Station, Development, TM2, , Cooling package started 
 by "enable staging" button. MP3 has to be turned off-on to open WPV1
Entry  Monday, January 05, 2015, 15:01, Anders Mjos, Conditioning Station, Development, TM2, , RGA switched on 
 
Entry  Tuesday, January 06, 2015, 11:14, David Wang, ITE, Standard Operation, TM4, , 4 Shielding blocks have been moved out of ITE . 
4 shielding blocks have been moved out of  ITE to block storage area. Fiona did the survey and with me during the move.
Entry  Tuesday, January 06, 2015, 11:21, Anders Mjos, Conditioning Station, Development, TM2, , He leak check of cooling circuits. 2015-01-06_He_leak_check_water_circuits.pdf
No leak detected on either He-detector (connected directly to Service Cap) or on RGA. See attached screen shots.
A vacuum increase (air only on RGA) was seen when de-pressurizing circuit I.
Entry  Wednesday, January 07, 2015, 09:31, Anders Mjos, Conditioning Station, Development, TM2, , High Voltage Conditioning 
No Source Tray installed. Loop on cooling circuit D. All other circuits blanked off.
Voltages stated below are set point voltages. These corresponds reasonably well with the local read backs on the power supplies. The read back
voltages in EPICS are somewhat lower.
Entry  Thursday, January 08, 2015, 08:04, David Wang, ITE, Standard Operation, TM4, , TM4 water lines have been disconnected in ITE and purged. 
TM4 waterlines have been disconnected and purged in ITE. The TM4 vacuum system is still in operation.
Entry  Thursday, January 08, 2015, 10:34, chad fisher, South Hot-Cell, Standard Operation, , , TM2 Tray Build Status and Problems TM2_Tray_20150108_09.jpgTM2_Tray_20150108_10.jpgTM2_Tray_20150108_11.jpgTM2_Tray_20150108_12.jpg
Final assembly of the source tray for TM2 was started this morning.
Sliding tray was received from keensert installation and cleaned.
Mounting plate/ionizer tube location jig was rechecked against assembly ITA3136...Mounting plate was loosened, jigs for centering the ceramic shields
Entry  Thursday, January 08, 2015, 15:24, Anders Mjos, Conditioning Station, Development, TM2, , Fault 2 on chiller unit Capture.PNGVFD_Fault.jpg
 Found both VFDs with OF3 fault (over voltage during constant speed operation).
Thursday, January 08, 2015, 16:37: Cycled power on the chiller to clear faults.
Entry  Monday, January 12, 2015, 14:29, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Tray Build Status TM2_Tray_20150112_01.jpg
Countersink problem with supports has been remedied. Scratches, dings, and pitting has been buffed out and supports re-cleaned and re-assembled.
Friedhelm was consulted regarding the appearance of fine scratches on the main stand-off insulators...the best two matching ones were chosen and
assembly continued.
Entry  Tuesday, January 20, 2015, 13:45, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Tray Alignment TM2Alignment_Target_Front_Jan_20.jpgTM2_Alignment_Target_Rear_Jan_20.jpg
TM2 Tray Alignment is complete except for verification with alignment tray.
First attempt results were:
Front Target: Low 0.011, Left 0.011
Entry  Monday, January 26, 2015, 09:36, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Tray Alignment TM2_Tray_20150126_090448.jpg
TM2 tray alignment was confirmed with the alignment tray this morning:
Front target 0.000 vertically, 0.000 horizontally.
Back target 0.003 low, 0.000 horizontally
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