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venting_pumping_intermediate_image_box [2018/12/19 11:48] pereira [Filling Intermediate-image delay PPAC with gas] |
venting_pumping_intermediate_image_box [2018/12/19 11:56] pereira [Filling Intermediate-image delay PPAC with gas] |
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* Verify that PPACs are in automatic mode with gas removed (**S3_Gas_Handling**) | * Verify that PPACs are in automatic mode with gas removed (**S3_Gas_Handling**) | ||
* The "GH System Status box should read "Auto Mode Gas Removed" | * 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 Physicist. This typically requires to verify that the system is in a controlled status. In particular, the " | + | * If gas is removed but the system is not in the automatic mode, consult the Beam Physicists or Device Physicist. This typically requires to verify that the system is in a controlled status. In particular, the " |
* Confirm that PanelMate box " | * Confirm that PanelMate box " | ||
* Open the gas bottle valve (sitting near the gas handling system) | * Open the gas bottle valve (sitting near the gas handling system) | ||
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* I1214V_NCL (enabled) | * I1214V_NCL (enabled) | ||
* PanelMate box "Gas Removal Control" | * PanelMate box "Gas Removal Control" | ||
- | * Valve V2 (Gas lin pmp out) will be opened | + | * Valves V1 (I214 Gas Sup) and I214V_NCL will close |
+ | * Valves V3 (Flow Bypass) and Det Bypass (V5) will open | ||
+ | * I214CM Press Rdg will gradually decrease to zero | ||
+ | * GH System status should indicate "Gas Removal" | ||
+ | * When the gas is removed | ||
+ | * Valve V3 (Flow Bypass) and 4 (Det return) will close | ||
+ | * Valve V6 (Chamber Bypass) will open | ||
+ | * GH System status will indicate "Gas Removed" | ||
+ | * I214BON_CONFIM will change | ||
+ | * The valves status will be: V1 (closed), V2 (closed), V3 (closed), V4 (closed), V5 (open), V6 (open), I214V_NCL (closed) | ||
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