<html><body><div style="font-family: arial,helvetica,sans-serif; font-size: 14pt; color: #000000"><div>Thanks very much Joe for the quick response and clarification. We will be ready to warm up when Cryo is. It might be smart to ramp the magnets down first however.</div><div><br></div><div data-marker="__SIG_PRE__">David Meekins<br>Staff Scientist<br>Thomas Jefferson National Accelerator Facility<br>12000 Jefferson Ave<br>Newport News Va. 23606<br><br>Office: 757-269-5434<br>Cell: 757-968-9076</div><br><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Joe D. Wilson, Jr" <jwilson@jlab.org><br><b>To: </b>"David Meekins" <meekins@jlab.org>, "esr-users" <esr-users@jlab.org>, "Esr-users" <esr-users-bounces@jlab.org><br><b>Sent: </b>Tuesday, April 24, 2018 11:15:52 AM<br><b>Subject: </b>RE: [Esr-users] Hall A/C 15K target warmup schedule.<br></div><br><div data-marker="__QUOTED_TEXT__"><style><!--
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--></style><div class="WordSection1"><p class="MsoNormal" style="margin-bottom:8.0pt;line-height:106%" data-mce-style="margin-bottom:8.0pt;line-height:106%">Hello ESR Users,</p><p class="MsoNormal" style="margin-bottom:8.0pt;line-height:106%" data-mce-style="margin-bottom:8.0pt;line-height:106%">The scheduled end of CEBAF beam operation is 0600 on May 6, 2018. Therefore, the Cryogenics Department is anticipating a prompt warm-up of the 15K targets as the first step in the shutdown process of ESR and CHL1 for maintenance. In summary, the challenging maintenance means that the Cryogenics Department depends on a prompt warm-up of the 15K targets.</p><p class="MsoNormal" style="margin-bottom:8.0pt;line-height:106%" data-mce-style="margin-bottom:8.0pt;line-height:106%">Thanks!</p><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D"> </span></p><div><p class="MsoNormal" style="margin-bottom:8.0pt;line-height:105%" data-mce-style="margin-bottom:8.0pt;line-height:105%"><span style="line-height:105%;color:#1F497D" data-mce-style="line-height:105%;color:#1F497D">-----------------</span></p><p class="MsoNormal"><b><span style="color:#1F497D" data-mce-style="color:#1F497D">Joe D. Wilson, Jr.</span></b></p><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D">Cryogenic Operations Engineer</span></p><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D"> </span></p><p class="MsoNormal"><b><span style="color:#1F497D" data-mce-style="color:#1F497D">Jefferson Lab</span></b></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D" data-mce-style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><a href="http://www.jlab.org/" target="_blank"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#0563C1" data-mce-style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#0563C1">www.jlab.org</span></a></span><span style="color:#1F497D" data-mce-style="color:#1F497D"></span></p><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D">757-269-7722</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D" data-mce-style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><a href="mailto:jwilson@jlab.org" target="_blank"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#0563C1" data-mce-style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#0563C1">jwilson@jlab.org</span></a></span><span style="color:#1F497D" data-mce-style="color:#1F497D"></span></p><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D"> </span></p></div><p class="MsoNormal"><span style="color:#1F497D" data-mce-style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in" data-mce-style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif" data-mce-style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif" data-mce-style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Esr-users <esr-users-bounces@jlab.org> <b>On Behalf Of </b>David Meekins<br><b>Sent:</b> Tuesday, April 24, 2018 10:52 AM<br><b>To:</b> esr-users <esr-users@jlab.org>; Esr-users <esr-users-bounces@jlab.org><br><b>Subject:</b> [Esr-users] Hall A/C 15K target warmup schedule.</span></p></div></div><p class="MsoNormal"> </p><div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black">Dear All,</span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black"> </span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black">Has a schedule for when the Hall A and C targets need to be warmed up been determined? We will need to know relatively soon, for shift planning, if we need to staff the targets for an additional day if the warmup does not happen on the 6th but instead waits until the 7th of May.</span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black"> </span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black">I am available either day but from a user point of view warming up on 6 May would have the advantage of not requiring 6 extra person-shifts.</span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black"> </span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black">Thanks</span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black"> </span></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black" data-mce-style="font-size:14.0pt;font-family:"Arial",sans-serif;color:black">David Meekins<br>Staff Scientist<br>Thomas Jefferson National Accelerator Facility<br>12000 Jefferson Ave<br>Newport News Va. 23606<br><br>Office: 757-269-5434<br>Cell: 757-968-9076</span></p></div></div></div><br></div></div></body></html>