SLRI Machine Status Accelerator Operation Cryogenics
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ID Date Author Event Time Typedown Section Icon Subject Status RTime (min) Text Attachments
  68   Sun 04 Mar 2012 18:22:50 Somkiat Wisaiphion Sun 04 Mar 2012 18:00:00 RepairLINAC Note Linac  - Gun grid bias voltage OK 31.2 V by local
adjust to -31.2 V
  
  69   Mon 05 Mar 2012 00:03:33 Somkiat Wisaiphion Sun 04 Mar 2012 18:10:00 RepairLINAC Note Linac   Still no current at CM1 of Linac   
  70   Mon 05 Mar 2012 00:04:20 Somkiat Wisaiphion Sun 04 Mar 2012 18:30:00 RepairLINAC Note Linac   Check Gun Pulser
 Check Linac
  
  71   Mon 05 Mar 2012 00:13:23 Somkiat Wisaiphion Sun 04 Mar 2012 00:00:00 RepairLINAC Note Linac   Still Checking   
  457   Tue 27 Mar 2012 11:25:31 Supachai Prawanta Tue 27 Mar 2012 11:00:00 RepairUtility Note Finish for repaired the cooling fan of the cooling tower CT5 Fixed14400Problem:
 1. Bearing of the pulley of
the cooling fan CT5 were broken.
  
  675   Fri 20 Apr 2012 20:26:12 Tewarit Praneetponkrung Fri 20 Apr 2012 14:23:24 RepairRF Note Test Run SYN   Test run Y-RF after Power detect
board of IPA was repaired.
  
  676   Fri 20 Apr 2012 20:26:31 Tewarit Praneetponkrung Fri 20 Apr 2012 14:26:16 RepairRF Note Still have fault at IPA      
  677   Fri 20 Apr 2012 20:27:04 Tewarit Praneetponkrung Fri 20 Apr 2012 16:39:35 RepairRF Note Test Run SYN   Test run booster synchrotron after
repair IPA of Y-RF
  
  928   Sun 06 May 2012 10:15:09 Sudjakom Jummunt Sun 06 May 2012 08:13:00 RepairRF Note IPA Fault   IPA Fault  10 times   
  929   Sun 06 May 2012 10:15:50 Sudjakom Jummunt Sun 06 May 2012 08:25:00 RepairRF Note Reset Tuner      
  931   Sun 06 May 2012 10:19:39 Sudjakom Jummunt Sun 06 May 2012 08:40:00 RepairRF Note IPA Fault   Stop Injection / IPA  Fault
2 times
Adjust Voltage of reflection at interlock
  
  978   Wed 09 May 2012 01:04:41 Ekwarong Amornwittawat Tue 08 May 2012 13:45:22 RepairRF Note Chang HPA module S3M4      
  1356   Fri 25 May 2012 20:47:10 Sudjakom Jummunt Fri 25 May 2012 19:36:00 RepairMagnet Note Y-STV-M3 faultFixed  Y-STV-M3 fault  fuse 1 broken 
change new fuse(15A)
  
  1591   Thu 09 Aug 2012 02:44:30 Somkiat Wisaiphion Sat 07 Jul 2012 13:50:00 RepairRF Note Repair HPA modules at STRCompleted     
  1923   Tue 14 Aug 2012 10:53:10 Somkiat Wisaiphion Tue 14 Aug 2012 09:20:00 RepairRF Note Replace S-RF HPA module S1M3/8Completed     
  1955   Thu 16 Aug 2012 20:19:37 Sudjakom Jummunt Thu 16 Aug 2012 10:30:24 RepairRF Note Repairing interlock board of Y-RF-IPA      
  1956   Thu 16 Aug 2012 20:20:56 Sudjakom Jummunt Thu 16 Aug 2012 15:49:32 RepairRF Note Testing run Y-RF only after repair interlock board of IPA      
  1957   Thu 16 Aug 2012 20:21:31 Sudjakom Jummunt Thu 16 Aug 2012 15:54:01 RepairRF Note Stop testing run Y-RF      
  2616   Sun 30 Sep 2012 11:08:42 Ekwarong Amornwittawat Sun 30 Sep 2012 08:01:43 RepairMagnet Note reset S-STH-M14, S-STH-M11      
  3000   Fri 26 Oct 2012 00:36:25 Tewarit Praneetponkrung Thu 25 Oct 2012 19:15:46 RepairRF Note Replaced Module  Replaced module STR-RF 2 modules
1. S1M1/6 : M6 Broken Down
2. S2M2/7 remove and replaced new
  
  3127   Fri 02 Nov 2012 12:04:49 Natthawut Suradet Fri 02 Nov 2012 12:03:37 RepairControl Note แก้ไข U-60 steering power supply CC1 อ่านค่า current output ผิดพลาด  แก้ไขเสร็จสิ้น
สาเหตุเกิจากต่อสายสลับกันระหว่าง
current monitor และ voltage monitor
  
  3591   Thu 06 Dec 2012 08:23:05 Sudjakom Jummunt Thu 06 Dec 2012 07:20:57 RepairLINAC Note Re-fill water to a tank (temp controller)      
  4191   Tue 12 Mar 2013 09:04:02 Tewarit Praneetponkrung Tue 12 Mar 2013 08:01:00 RepairMagnet Note Change S-STV-M9      
  4759   Fri 17 May 2013 20:21:45 Sudjakom Jummunt Fri 17 May 2013 19:18:03 RepairLINAC Note Reset Temperature control unit for LinacFixed     
  4773   Tue 29 Oct 2013 20:48:19 Somkiat Wisaiphion Tue 29 Oct 2013 20:03:00 RepairMagnet Note Replace Magnet PS STH-M11Fixed     
  4774   Wed 30 Oct 2013 21:06:05 Somkiat Wisaiphion Wed 30 Oct 2013 20:08:00 RepairOther Note BL6 Change Solenoid ValveFixed     
  4787   Thu 19 Dec 2013 20:47:33 Somkiat Wisaiphion Thu 19 Dec 2013 14:30:00 RepairOther Note Check Y-BMPs PS   No signal of output
Wrong monitored voltage
We found 5 VDC Power supply 
  
  4788   Thu 19 Dec 2013 20:48:15 Somkiat Wisaiphion Thu 19 Dec 2013 19:35:00 RepairOther Note Y-BMPs PS fixing is finishedFixed     
  4819   Tue 11 Feb 2014 16:52:16 Sarawut Chitthaisong Tue 11 Feb 2014 11:00:56 RepairMagnet Note Check kicker magnet PS/Change resister R1   resister R1 10 kilo-ohm broken from
HV-PS to capacitor
change resister R1 10 kilo-ohm from
  
  4820   Tue 11 Feb 2014 16:53:33 Sarawut Chitthaisong Tue 11 Feb 2014 14:00:20 RepairMagnet Note Test kicker magnet PS   test local,remote
check output signal at control room
--->OK
  
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