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The different pre-cooling procedures are given below. Please confirm with the target expert the pre-cooling mode to be conducted.
Slow Pre-cooling:
1. Enable the Flow PID control of the Magnet Return Bypass at 65 slm.
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Proceed to the filling steps anytime after the transfer lines are cold. The system is sufficiently cold once the Tank T temperature decreases after opening VJVT (about 4 hours).
Fast Pre-cooling:
1. Open VJVA/B (ensure VPC is already opened).
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5. Close VPC and proceed to the filling steps.
Fast+Slow pre-cooling:
1. Open VJVA/B (ensure VPC is already opened).
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