<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Hi Brian, Marc, David,</div><div class=""><br class=""></div><div class="">If I understood correctly (please correct me if I'm wrong) Dave bypassed S4 box (i.e. jumped the 2 ends together) on Friday the 25. </div><div class=""><br class=""></div><div class="">On the flow chart for S4 I see a signigicant drop yesterday right after 8am, but not much on Friday, see attached plot, not sure how to interpret it.</div><div class=""><br class=""></div><div class="">Could you update on the leaks calculations for S4, and give updates in general, both on leak checks and leaks measured, when available?</div><div class=""><br class=""></div><div class="">Thanks so much for this important work,</div><div class=""><br class=""></div><div class="">Mauri</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><img apple-inline="yes" id="728F9C66-C512-4B31-8951-C91FA255325C" src="cid:D5EF0D30-2329-4904-89FC-88D825C3CD37@jlab.org" class=""></div><div class=""><br class=""></div><div><blockquote type="cite" class=""><div class="">On Aug 29, 2017, at 8:51 AM, Marc McMullen <<a href="mailto:mcmullen@jlab.org" class="">mcmullen@jlab.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class="">
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT" class="">Subject:
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<td class="">Re: LTCC sectors 3 and 5</td>
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT" class="">Date: </th>
<td class="">Tue, 29 Aug 2017 08:43:32 -0400</td>
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT" class="">From: </th>
<td class="">Marc McMullen <a class="moz-txt-link-rfc2396E" href="mailto:mcmullen@jlab.org"><mcmullen@jlab.org></a></td>
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT" class="">To: </th>
<td class="">Morgan Cook <a class="moz-txt-link-rfc2396E" href="mailto:mcookiv@jlab.org"><mcookiv@jlab.org></a></td>
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT" class="">CC: </th>
<td class="">Dsg-hallbgas <a class="moz-txt-link-rfc2396E" href="mailto:dsg-hallbgas-bounces@jlab.org"><dsg-hallbgas-bounces@jlab.org></a>,
David Anderson <a class="moz-txt-link-rfc2396E" href="mailto:dla@jlab.org"><dla@jlab.org></a></td>
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<pre class="">Hi Morgan,
I have changed the setpoint on the MFCs to 0 for S3 and S5. Before David
starts his work, he should change the valve position on the 3 way valve
for those two sectors to the close position which is straight down
(90deg from current).
Thanks,
Marc
On 8/29/2017 7:14 AM, Morgan Cook wrote:
> Mark,
>
> Please shut off the gas to LTCC sectors 3 and 5. David is going to leak check them. In addition, please let us know when the gas is off.
>
> Thanks,
> Morgan
--
Marc McMullen
Detector Support Group
757-269-7738
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