[Esr-users] Halls Helium outages

Dave Kashy kashy at jlab.org
Fri Jun 8 11:59:24 EDT 2018


Hi Chris 
I know Halls B and C are using 4 atm helium.

Hall B can go for the 3 days with out 4atm helium.
Will we be able to float on recovery?

Steve 
Will you want to go on and off or just
Float like B?

Dave

Sent from my iPhone

> On Jun 8, 2018, at 11:09 AM, Christopher Perry <cperry at jlab.org> wrote:
> 
> Dave,
>   We will be performing work on the mass-in and mass-out valves at ESR which will result in 3 separate 8 hour disruptions in the 4 atm helium flow to the halls.  The first 4 atm outage will occur Tuesday morning (June 12th) at 8:00 am.  The following outages will occur on Wednesday (June 13th) at 8:00 am, and Thursday (June 14th) at 8:00 am. 
> 
> 
> Chris Perry
> Mechanical Engineer
> Cryogenics Group
> Thomas Jefferson National Accelerator Facility
> 12000 Jefferson Ave, Newport News, VA 23606
> cperry at jlab.org
> (757) 269-6157



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