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installation_fp_sci [2023/07/12 09:57]
noji [Venting FP Chamber]
installation_fp_sci [2023/08/17 12:39]
pereira [Emptying Detectors]
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   - The IC vessel has a much larger quantity of gas compared to the CRDC vessel. In order to pump them out at a similar speed go to the “FP_State_Buttons” page and go to the D2708 (Ion Chamber) tab. Click **EMPTY**. This will more rapidly pump down the IC vessel. Both vessels should be emptied at about the same time.   - The IC vessel has a much larger quantity of gas compared to the CRDC vessel. In order to pump them out at a similar speed go to the “FP_State_Buttons” page and go to the D2708 (Ion Chamber) tab. Click **EMPTY**. This will more rapidly pump down the IC vessel. Both vessels should be emptied at about the same time.
   - Open a data browser and plot the PVs for PT1 (S800_GHS:CMG_D2708A:VP_RD) and PT2 (S800_GHS:CMG_D2703A:VP_RD).    - Open a data browser and plot the PVs for PT1 (S800_GHS:CMG_D2708A:VP_RD) and PT2 (S800_GHS:CMG_D2703A:VP_RD). 
-  - Wait for PT1 and PT2 to read < Torr. This should take about 30 minutes.+  - Wait for PT1 and PT2 to read < 0.5 Torr. This should take about 30 minutes.
   - Open the Focal Plane VAC D2686 page (FRIB EXP Main → S800 → Vacuum Main → Focal Plane).   - Open the Focal Plane VAC D2686 page (FRIB EXP Main → S800 → Vacuum Main → Focal Plane).
   - Ensure the beamline gate valve to the FP chamber is closed (BGV_D2671).   - Ensure the beamline gate valve to the FP chamber is closed (BGV_D2671).
installation_fp_sci.txt · Last modified: 2023/08/18 10:19 by noji