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venting_pumping_intermediate_image_box [2017/06/12 14:49]
pereira [Vent focal-plane chamber]
venting_pumping_intermediate_image_box [2017/06/12 14:53]
pereira [Vent focal-plane chamber]
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   * [[Vacuum control|Turn off]] ion gauge **I213IG**    * [[Vacuum control|Turn off]] ion gauge **I213IG** 
   * Open **S800Vac** and go to page 03 ("Intermediate image box vacuum system sec 15")   * Open **S800Vac** and go to page 03 ("Intermediate image box vacuum system sec 15")
-  * Check box "PUMPDOWN STATUS INTERMEDIATE IMAGE BOX". It should read "Good vacuum" {{:wiki:iis800vac_pumped.jpg.jpg?350|S800vac Panel Mate}}. In order to begin venting process, select that box and click "BEGIN VENTING PROCEDURE"+  * Check box "PUMPDOWN STATUS INTERMEDIATE IMAGE BOX". It should read "Good vacuum"  
 +{{:wiki:iis800vac_pumped.jpg?350|S800vac Panel Mate}}.  
 +  * In order to begin venting process, select that box and click "BEGIN VENTING PROCEDURE"
         * Box "VENT STATUS" should change from "VENT PROCEDURE STOPPED" to "WAITING FOR VENT TIMER"         * Box "VENT STATUS" should change from "VENT PROCEDURE STOPPED" to "WAITING FOR VENT TIMER"
-        * Turbo gate valve **I214GV** will be automatically closed and pressure in chamber will start rising (as seen in **I215PG**) {{:wiki:iis800vac_startventing.jpg.jpg?350|S800vac Panel Mate: start venting}}.  +        * Turbo gate valve **I214GV** will be automatically closed and pressure in chamber will start rising (as seen in **I215PG**) {{:wiki:iis800vac_startventing.jpg?350|S800vac Panel Mate: start venting}}.  
-        * When pressure in **I215PG** reaches atmospheric pressure, stop the venting process by selecting the box "VENT STATUS" and clicking "STOP VENTING PROCESS" {{:wiki:iis800vac_stopventing.jpg.jpg?350|S800vac Panel Mate: stop venting}}. +        * When pressure in **I215PG** reaches atmospheric pressure, stop the venting process by selecting the box "VENT STATUS" and clicking "STOP VENTING PROCESS"{{:wiki:iis800vac_stopventing.jpg?350|S800vac Panel Mate: stop venting}}.  
         * The status in the box "VENT STATUS" should change from "WAITING FOR VENT TIMER" to "VENT PROCEDURE STOPPED"         * The status in the box "VENT STATUS" should change from "WAITING FOR VENT TIMER" to "VENT PROCEDURE STOPPED"
         * You can now open the chamber         * You can now open the chamber
  
venting_pumping_intermediate_image_box.txt · Last modified: 2024/01/12 09:37 by noji