[dsg-svt] [Dsg-rich] Nitrogen system

[Valery Kubarovsky]

Hi Marc, 
Do we need to do something with RICH due to this exercise? 
Best, 
Valery 

> From: "Marc McMullen" <mcmullen at jlab.org>
> To: "Morgan Cook" <mcookiv at jlab.org>, "Tyler Lemon" <tlemon at jlab.org>,
> dsg-svt at jlab.org, dsg-ft at jlab.org, "dsg-rich" <dsg-rich at jlab.org>
> Sent: Friday, November 2, 2018 3:32:53 PM
> Subject: Re: [Dsg-rich] Nitrogen system

> Hi Morgan,

> I am forwarding this to the detector groups which utilize the nitrogen
> system, so that preparations can be made if necessary.

> Regards,

> Marc

> On 11/2/2018 3:16 PM, Morgan Cook wrote:
> > Greetings,

>> During the morning hours of the next hall opening, presumably Monday, November
>> 5, possibly Tuesday, November 6, the Nitrogen gas system will experience some
>> pressure changes while the regulators are being rebalanced. The pressure
>> changes are expected to be in the 5-10 psi range. At the end of the
>> aforementioned rebalancing, there may be a slight increase in the pressure of
>> the Nitrogen going to the hall. The said increase may be around 5 psi, maybe
> > less, maybe a psi or two more.

>> If you have any equipment that will be effected by the previously mentioned
>> pressure changes during the rebalancing of the regulators or by the small
>> increase in line pressure, please be prepared to make adjustments as needed.
> > Hence the reason for rebalancing while the hall is accessible.

> > Your cooperation, as you are, is appreciated.

> > Cordially,
> > Morgan Cook

> --
> Marc McMullen
> Detector Support Group
> 757-269-7738

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