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emergency_shutdown [2020/03/22 20:12]
pereira created
emergency_shutdown [2020/04/01 11:38]
pereira [Vacuum]
Line 7: Line 7:
  
 ===== Communication before and after completion of Shutdown ===== ===== Communication before and after completion of Shutdown =====
-  * Give heads up to any experimenters planning to run in the vault+  * Give heads up to Operations (beam coordinator) 
 +  * Heads up to any experimenters planning to run in the vault
   * Heads up to GRETINA group   * Heads up to GRETINA group
   * Heads up to Cryogenics group   * Heads up to Cryogenics group
Line 30: Line 31:
 ===== Vacuum =====  ===== Vacuum ===== 
   * Close ALL gate valves   * Close ALL gate valves
-  * VERY IMPORTANT: Vent FP box, but leave dry N2 flowing (it requires "forcing open" pressure-relieve valve)+  * VERY IMPORTANT: Vent FP box, but leave dry N2 flowing (it requires opening the lift-off disk of the pressure-relief valve)
   * Make sure that FP Turbo-pump is OFF. Turn OFF Turbo Pump chiller   * Make sure that FP Turbo-pump is OFF. Turn OFF Turbo Pump chiller
   * Turn off CRDCs chiller   * Turn off CRDCs chiller
emergency_shutdown.txt · Last modified: 2020/11/06 13:17 by pereira