Accelerator Handbook

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playground:sputter

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playground:sputter [2021/03/22 11:04] – carterplayground:sputter [2026/06/25 16:12] (current) – external edit 127.0.0.1
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   - Ensure that desired beam target is loaded.   - Ensure that desired beam target is loaded.
-  - Set buncher tube selector switch to correct configuration for desired beam species.  Only rotate the switch clockwise.  This switch is a large high voltage rotary switch and the proper position aligns the position number in the center of the arrow marker The position between numbers fells like a detent but is actually the switch wiper falling between the contacts.  Do not have the switch in an apparent detent position.  Move the switch to the middle of the friction range with the number properly aligned with the arrow marker.+  - Set buncher tube selector switch to correct configuration for desired beam species.  Only rotate the switch clockwise.  This switch is a large high voltage rotary switch and the proper position aligns the position number in the center of the arrow marker The position between numbers feels like a detent but is actually the switch wiper falling between the contacts.  Do not have the switch in an apparent detent position.  Move the switch to the middle of the friction range with the number properly aligned with the arrow marker.
   - Check vacuum on LE extension, temperature gauge on cryopump should be at minimum value.    - Check vacuum on LE extension, temperature gauge on cryopump should be at minimum value. 
   - Open source gate valve by pressing either button on gate valve control at source gate.   - Open source gate valve by pressing either button on gate valve control at source gate.
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   - Remove grounding hook from power supply platform and hang on gate before closing.    - Remove grounding hook from power supply platform and hang on gate before closing. 
   - Close both gates to source area.  Orange lights on Glassman supplies should come on at gate closing.  (If not, check other gate on the other side of the accelerator; both must be secured.)    - Close both gates to source area.  Orange lights on Glassman supplies should come on at gate closing.  (If not, check other gate on the other side of the accelerator; both must be secured.) 
-  - Press the doorbell button on top the Pelletron AC Power Center.  The Extractor and Target Glassman supplies should indicate Voltage Control with red lights.+  - Press the "doorbell" button on top the Pelletron AC Power Center.  The Extractor and Target Glassman supplies should indicate Voltage Control with red lights.   
 +  - NOTE: In addition to the "doorbell" button there is a "boost" button that can be used in a case where the gate was only open for a short time and the yellow "power on" lights do not illuminate when the gates are closed.  If the yellow lights do not come on with the gates closed and trying the "boost" button, leave the gate door open for 5 minutes then close the gate again and the yellow "power on" lights should illuminate and then press the "doorbell" button to turn on the HV supplies. 
 ** Startup and Normal Operation (in control room) ** ** Startup and Normal Operation (in control room) **
  
playground/sputter.1616425442.txt.gz · Last modified: (external edit)