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gas_handling_system [2013/12/13 21:36]
pereira
gas_handling_system [2013/12/13 21:37]
pereira [Removing Gas from Focal Plane Detectors]
Line 139: Line 139:
       * Wait for the pressure in both detectors as indicated by the displays labeled P.T. #1 and P.T. #2 to reach 0.5 Torr or less; this process will take at least an hour       * Wait for the pressure in both detectors as indicated by the displays labeled P.T. #1 and P.T. #2 to reach 0.5 Torr or less; this process will take at least an hour
   
-  * Close valves **9 and 25**+  * Close **valves 9 and 25**
  
-  * Close valves **8 and 24**+  * Close **valves 8 and 24**
  
-  * Open valves **6 and 22**+  * Open **valves 6 and 22**
  
   * Enter vault and close main valves on gas bottles:  P-10 for Ion Chamber isobutane (C<sub>4</sub>H<sub>10</sub>) and CF<sub>4</sub> (tetrafluoromethane) for CRDCs   * Enter vault and close main valves on gas bottles:  P-10 for Ion Chamber isobutane (C<sub>4</sub>H<sub>10</sub>) and CF<sub>4</sub> (tetrafluoromethane) for CRDCs
gas_handling_system.txt ยท Last modified: 2023/05/11 11:29 by pereira