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4.7.2.4  Check List - When Hall A is in a Stand by Mode

Counting Room Status (Manning of Hall A counting room is optional):
Prior to closing the Hall Check the End station Status:
[    ]
Check status of Drift chamber gases - in gas shed.
[    ]
Confirm that drift chamber DC. power in the shield house is on.
[    ]
Confirm that Hodoscope, drift chamber, and Pb. glass shower counter H.V. is on.
[    ]
Confirm that all crates in shield houses are on and enabled.
[    ]
Confirm that runs can be started/stopped.
[    ]
Confirm that spectrometer(s) are set at proper angles and leveled.
[    ]
Confirm that correct selection of targets are in scattering chamber.
[    ]
Confirm that target motion system is operational.
[    ]
Confirm beamline to dump is configured appropriately for energy/current being used.
[    ]
Confirm clean/safe status of shield house area and Hall.
[    ]
Confirm that all magnet power supplies shut-off and locked/tagged at breakers in Hall A or alternately the Hall A console key for both HRS power supplies be in the ``off" position with key removed. The key must be removed from the counting house and held in the possession of one of the following individuals: K. de Jager, J. Proffitt, or E. Folts




                                 
Signature                 Date

Monitoring of superconducting magnets cryogenics done according to normal standby mode procedures.


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Next: 4.7.2.6  Check List - Previous: 4.7.2.2  Check List -

10/13/1997