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installation_fp_sci [2017/06/20 17:14]
pereira [Closing focal-plane chamber]
installation_fp_sci [2017/06/20 17:15]
pereira [Pumping focal-plane chamber]
Line 45: Line 45:
 ===== Pumping focal-plane chamber ===== ===== Pumping focal-plane chamber =====
   * Make sure that the pressure-relief valve and the manual vent valve (see above) are closed.   * Make sure that the pressure-relief valve and the manual vent valve (see above) are closed.
-  * In order to pumpdown the chamber, start manual pump to get a pressure below 50 mtorr {{:wiki:ManualValve-fp.jpg?350|Manual valve pump}} +  * Make sure that manual valve of the mechanical pump is opened {{:wiki:ManualValve-fp.jpg?350|Manual valve pump}} 
-  * Close the manual pump; open PanelMate **S800vac** and go to page 07. Select window **PUMPDOWN STATUS** and click on button **START PUMPDOWN**. The **PUMPDOWN STATUS** and **VENT STATUS** windows should display "PUMPDOWN IN PROGRESS"+  * Open PanelMate **S800vac** and go to page 07. Make sure  
 +  * Select window **PUMPDOWN STATUS** and click on button **START PUMPDOWN**. The **PUMPDOWN STATUS** and **VENT STATUS** windows should display "PUMPDOWN IN PROGRESS"
   * Wait for some hours until vacuum is good   * Wait for some hours until vacuum is good
installation_fp_sci.txt · Last modified: 2023/08/18 10:19 by noji