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gas_handling_system [2018/04/11 16:12]
pereira [Filling CRDC1 and CRDC2 with Gas]
gas_handling_system [2018/11/28 09:30]
pereira
Line 142: Line 142:
   * Open **valves 5 and 21**   * Open **valves 5 and 21**
  
-  * **IMPORTANT:** CLOSE **VALVE 25** to protect CRDCs from Ion Chamber pressure+  * **IMPORTANT**: Before opening valve 8 (next step), CLOSE **VALVE 25** to protect CRDCs from Ion Chamber pressure
  
   * Empty Ion Chamber to a pressure at or below the pressure of the CRDCs   * Empty Ion Chamber to a pressure at or below the pressure of the CRDCs
Line 157: Line 157:
   * Close **valves 8 and 24**   * Close **valves 8 and 24**
  
-  * Open **valves 6 and 22**+  * Open **valves 6, 7, 22 and 23**
  
   * Enter S3 vault and close valves downstream of regulators in [[#Preparation of gas bottles|gas bottles]]: P-10 and CF<sub>4</sub> (tetrafluoromethane). Close the main valve for the C<sub>4</sub>H<sub>10</sub> bottle.   * Enter S3 vault and close valves downstream of regulators in [[#Preparation of gas bottles|gas bottles]]: P-10 and CF<sub>4</sub> (tetrafluoromethane). Close the main valve for the C<sub>4</sub>H<sub>10</sub> bottle.
gas_handling_system.txt ยท Last modified: 2023/05/11 11:29 by pereira