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venting_pumping_intermediate_image_box [2018/12/19 11:01] pereira [Venting/pumping Intermediate Image box and filling PPACs with gas] |
venting_pumping_intermediate_image_box [2018/12/19 11:10] pereira [Filling Intermediate-image delay PPAC] |
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====== Venting/ | ====== Venting/ | ||
- | + | * [[#General information]] | |
- | + | * [[#Vent Intermediate-image chamber|Venting Intermediate-image chamber]] | |
- | + | * [[#Pumping Intermediate-image chamber]] | |
+ | * [[#Filling Intermediate-image delay PPAC]] | ||
===== General information ===== | ===== General information ===== | ||
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* (Note: sometimes it is necessary to repeat this operation a couple of times). | * (Note: sometimes it is necessary to repeat this operation a couple of times). | ||
* At the end of the procedure, close the manual roughing pump valve | * At the end of the procedure, close the manual roughing pump valve | ||
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+ | ===== Filling Intermediate-image delay PPAC ===== | ||
+ | Requirements: | ||
+ | |||
+ | * Verify that PPACs are in automatic mode with gas removed (**S3_Gas_Handling**) | ||
+ | * The "GH System Status box should read "Auto Mode Gas Removed" | ||
+ | * If gas is removed but the system is not in the automatic mode, consult the Beam Physicists or Device | ||