MEDCON6 Shutdown Plan

Based on the

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File:HCO - Hall D Mechanical Hall D Shutdown Checklist.pdf

1. • Cryo: keep magnets cold and full at 4k, set current to 0, park targets. Cryo in comms with Tim.

1. • Magnet: Tim
     • Power down, secure cryo
   • Target: Chris Keith
     • Contact
   • Mechanical:
     • DIRC: Discussion with Justin and Tim. Would prefer to keep full and flowing. Keep
     • Mechanical on call (will it be possible?) Eugene: we must assume no maintenance. Ask Javier.
     • Detectors: Lubomir needs access.

1. • • Need gas. Cut flow in half, should have 5 weeks of gas. Bypass the alcohol bubbler.

1. • • BCAL: drain and flush with nitrogen

1. • • Training site managers on Hall D operations.

1. • Electrical
     • Computers on
     • DAQ Crates OFF, control crates ON
     • Accelerator crates control PS, AC and vacuum. ON

Names for everything