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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi Gigi<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">We look forward to hearing from RI, once we have all information then we will have a meeting with the interested parties on the path forward
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Thanks for your help
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Anne
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">PS- Including Jacob since he is our SRF Quality Engineer , and would be interested also
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Gianluigi Ciovati <gciovati@jlab.org>
<br>
<b>Sent:</b> Friday, February 12, 2021 10:47 AM<br>
<b>To:</b> E. Anne McEwen <mcewen@jlab.org><br>
<b>Cc:</b> Kurt Macha <macha@jlab.org>; George DeKerlegand <georged@jlab.org>; Earl Mosby <mosby@jlab.org>; Ashley Anderson Mitchell <ashleya@jlab.org>; Jacob Harris <jharris@jlab.org>; Scott Williams <scott@jlab.org>; SRF Pansophy (pansophy@jlab.org) <pansophy@jlab.org><br>
<b>Subject:</b> Re: C75-RI-011 - End Group Serial Numbers ?<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black">Hi Anne,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black">as we discussed, I'm contacting RI to see if they can help tracing the end-groups SNs.
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black">I personally do not have a preference on how the end-groups are serialized. If there is a procedure on how to assign SNs, I guess it should be followed. I see this as a QC issue
and I will let the QC group handle it, with the only hope that if similar issues are found upon receipt of the next batch of cavities from RI, they would be dealt with faster than ~3 months.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black">Thanks,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif;color:black">Gigi<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>><br>
<b>Sent:</b> Friday, February 12, 2021 9:09 AM<br>
<b>To:</b> Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>; Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>; Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>>;
Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>>; SRF Pansophy (<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>) <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>><br>
<b>Subject:</b> FW: C75-RI-011 - End Group Serial Numbers ?</span> <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi Gigi
</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">It looks like the we are fairly certain of the SN that was used – is likely
<b>CEBAF -008</b> based on the <b><u>thin</u></b> flange and the welded on <b><u>“threaded button”</u></b> shown in the picture, both of which are unique features as explained in Aaron’s note below
</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Aaron pointed out also that RI also has put a SN on the FPC, I am wondering if they also have a list where they recorded against their SN all of our SN on the
old end groups ? If so this would be an excellent cross reference to have available for future</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I have also asked the Pansophy Team if they can generate a list of the SN – what is available and what has been used – but we likely won’t learn more than what
Aaron has already uncovered by using Scotts List that is attached </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">To prevent these problems in future, with the many SN on the old FPCs & HOM of C75 cavities I am wondering if we need to add a “C75” or another designator
beside the SN that is to be used (so it is clear which SN should not be used) </span>
<o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Anyway please let us know your comments
</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Thanks Anne
</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">PS - If you want to see a really confusing cavity just look at the two NBSN cavities – they are covered in old SNs
</span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
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<p class="xmsonormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>
<br>
<b>Sent:</b> Friday, February 12, 2021 7:43 AM<br>
<b>To:</b> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>>; Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>; Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>;
Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>><br>
<b>Subject:</b> Re: C75-RI-011 - End Group Serial Numbers ?</span><o:p></o:p></p>
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<p class="xmsonormal"> <o:p></o:p></p>
<div>
<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black">Hi all,</span><o:p></o:p></p>
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<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black">The notes from the inspection excelsheet prior to shipping to RI leads me to believe 008 is the correct number. The Fpc flange is very thin which is unique, only a few cavities
have this issue. Also, the picture in excelsheet matches before and after RI showing a unique feature (welded block with threaded hole) on fpc end group.
</span><o:p></o:p></p>
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<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black">Thanks,</span><o:p></o:p></p>
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<p class="xmsonormal"><span style="font-family:"Calibri",sans-serif;color:black">Aaron</span><o:p></o:p></p>
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<p class="xmsonormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>><br>
<b>Sent:</b> Thursday, February 11, 2021 5:30 PM<br>
<b>To:</b> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>; George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>;
Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>; Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>><br>
<b>Subject:</b> RE: C75-RI-011 - End Group Serial Numbers ?</span> <o:p></o:p></p>
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<p class="xmsonormal"> <o:p></o:p></p>
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<p class="xxmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Thanks Ashley – we will look for it
</span><o:p></o:p></p>
<p class="xxmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="xxmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Anne
</span><o:p></o:p></p>
<p class="xxmsonormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
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<p class="xxmsonormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>>
<br>
<b>Sent:</b> Thursday, February 11, 2021 5:29 PM<br>
<b>To:</b> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>; George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>;
Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>; Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>><br>
<b>Subject:</b> Re: C75-RI-011 - End Group Serial Numbers ?</span><o:p></o:p></p>
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<p class="xxmsonormal"> <o:p></o:p></p>
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<p class="xxmsonormal" style="background:white"><span style="color:black">Anne, </span><o:p></o:p></p>
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<p class="xxmsonormal" style="background:white"><span style="color:black">C75-RI-011 is in the tuning room last I saw. It was on a cart with a yellow hold tag on a flange cover. </span><o:p></o:p></p>
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<p class="xxmsonormal" style="background:white"><span style="color:black"> </span><o:p></o:p></p>
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<p class="xxmsonormal" style="background:white"><span style="color:black">If it helps, Gigi and I were able to see IA-008 scratched out on the FPC and CEBAF aim the HOMs. </span><o:p></o:p></p>
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<p class="xxmsonormal"> <o:p></o:p></p>
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<p class="xxmsonormal">- Ashley Mitchell<o:p></o:p></p>
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<p class="xxmsonormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>><br>
<b>Sent:</b> Thursday, February 11, 2021 4:45:35 PM<br>
<b>To:</b> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>; George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>;
Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>; Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>><br>
<b>Subject:</b> RE: C75-RI-011 - End Group Serial Numbers ?</span> <o:p></o:p></p>
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<p class="xxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal"><span style="color:#1F497D">Hello Ashely – </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">As of Tuesday according to the schedule, it looks like you had C75-RI-011 in chemistry , do you know where this cavity has gone and is it accessible ? After Feb 9<sup>th</sup> it disappears from the schedule
so I am not sure where it is now </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">Gigi would like an investigation to find out what is the SN for the end group , so the next time it is available to us we would like to be able to see it again
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">Thanks Anne </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><b>From:</b> E. Anne McEwen <br>
<b>Sent:</b> Thursday, February 11, 2021 4:35 PM<br>
<b>To:</b> Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>; George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>;
Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>>; Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Ashley Anderson Mitchell <<a href="mailto:ashleya@JLAB.ORG">ashleya@JLAB.ORG</a>><br>
<b>Subject:</b> FW: C75-RI-011 - End Group Serial Numbers ?<o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">Hi Scott </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">I understand you have a list of the Serial numbers for the end groups that we originally cut off – If you have this can you please send it to us
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">We need to try and figure out what the correct serial number was for this end group before it was scratched out (if possible )
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">Unfortunately it seems that the serial numbers were not available in the drop downs original traveler when it was first inspected back in November , subsequently it seems that the SN was scratched out on
the part – so as a result we may have lost traceability on what end group ended up in this cavity
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">At this point we can only do our best to try and figure out by process of elimination which end group was used
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">I will come by in the morning – Thanks for your help
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">Anne </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D">PS – for some reason this email was sent to my home address – for anyone responding please check that it’s going to my JLAB address
<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a> so I will see any correspondence
</span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="xxxmsonormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><b>From:</b> Anne McEwen <<a href="mailto:anne.mcewen@outlook.com">anne.mcewen@outlook.com</a>>
<br>
<b>Sent:</b> Wednesday, February 10, 2021 6:21 PM<br>
<b>To:</b> E. Anne McEwen <<a href="mailto:mcewen@jlab.org">mcewen@jlab.org</a>><br>
<b>Subject:</b> [EXTERNAL] FW: C75-RI-011<o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
<p class="xxxmsonormal"> <o:p></o:p></p>
<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal"><b>From:</b> Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>
<br>
<b>Sent:</b> Wednesday, February 10, 2021 11:21 AM<br>
<b>To:</b> Scott Williams <<a href="mailto:scott@jlab.org">scott@jlab.org</a>>; Anne McEwen <<a href="mailto:anne.mcewen@outlook.com">anne.mcewen@outlook.com</a>>; Jacob Harris <<a href="mailto:jharris@jlab.org">jharris@jlab.org</a>>; pansophy <<a href="mailto:pansophy@jlab.org">pansophy@jlab.org</a>>;
George DeKerlegand <<a href="mailto:georged@jlab.org">georged@jlab.org</a>>; Earl Mosby <<a href="mailto:mosby@jlab.org">mosby@jlab.org</a>><br>
<b>Cc:</b> Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>>; Tony Reilly <<a href="mailto:areilly@jlab.org">areilly@jlab.org</a>><br>
<b>Subject:</b> Fw: C75-RI-011<o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Hi all,</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">there seems to have been a chain of unfortunate events that has prevented us to associate the end-groups serial numbers to the proper C75 cavity SN:</span><o:p></o:p></p>
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<ul style="margin-top:0in" type="disc">
<li class="MsoNormal" style="color:black;mso-list:l0 level1 lfo1"><span style="font-family:"Calibri",sans-serif">During inspection of the cavities from which the end-groups were going to be cut, it was agreed to serialize the end-groups with "EG-cavity SN"
and this is how they were recorded in the travelers C20-CAV-INSP-FPCEG and C20-CAV-INSP-HOMEG</span><o:p></o:p></li><li class="MsoNormal" style="color:black;mso-list:l0 level1 lfo1"><span style="font-family:"Calibri",sans-serif">When the cavities arrived from RI and were inspected by CMM group, those end-group SNs were not available in the drop-down menu for the traveler
C75-CAV-INSP so the end-group SNs were left undefined in the cavity inspection traveler</span><o:p></o:p></li><li class="MsoNormal" style="color:black;mso-list:l0 level1 lfo1"><span style="font-family:"Calibri",sans-serif">After the end-groups SNs were added to the drop-down menus, I was informed yesterday that some of the EG SNs were "scratched out" and not visible.</span><o:p></o:p></li><li class="MsoNormal" style="color:black;mso-list:l0 level1 lfo1"><span style="font-family:"Calibri",sans-serif">This morning, I asked Ashley to check the thickness of the FPC flange on cavity C75-RI-011 and she sent me the pictures below which indeed show
that the end-group SNs were scratched out and replaced by some other nomenclature</span><o:p></o:p></li></ul>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">How did the end-groups got the SNs scratched out and re-serialized? How was it decided?</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Thanks for your help and for a) suggesting a fix to the issue, b) fix the issue, c) suggest ways to prevent similar issue to occur again.</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Best regards,</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Gigi</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><b><span style="color:black">From:</span></b><span style="color:black"> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>><br>
<b>Sent:</b> Wednesday, February 10, 2021 10:35 AM<br>
<b>To:</b> Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>><br>
<b>Subject:</b> Re: C75-RI-011</span> <o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Gigi, </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> I took thickness at the 4 corners so as not to scratch the flange sealing surface. Measurements are in inches: 0.3005, 0.3490, 0.3270, 0.3280</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">As for the SN#s, some are scratched out. </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> FPC says FLG#3 and MM#2 (and cavity number in two places)</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">HOM says MM 4 </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"><img border="0" width="2000" height="1500" style="width:20.8333in;height:15.625in" id="x_x_x_x_id-C347407C-036B-451D-96F3-1D8FB0DAF1B2" src="cid:image001.jpg@01D7012E.427646D0" alt="Image.jpeg"></span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"><img border="0" width="1500" height="2000" style="width:15.625in;height:20.8333in" id="x_x_x_x_id-F8BEE661-2D66-4C71-AEAB-94826B0592E5" src="cid:image002.jpg@01D7012E.427646D0" alt="Image.jpeg"></span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"><img border="0" width="1500" height="2000" style="width:15.625in;height:20.8333in" id="x_x_x_x_id-AA5FFDB6-0230-469F-9705-A8163C8688F5" src="cid:image003.jpg@01D7012E.427646D0" alt="Image.jpeg"></span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><b><span style="color:black">From:</span></b><span style="color:black"> Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>><br>
<b>Sent:</b> Wednesday, February 10, 2021 9:19 AM<br>
<b>To:</b> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>>; Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>><br>
<b>Subject:</b> Re: C75-RI-011</span> <o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Hi Ashley,</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">yes, thank you, I'll update the traveler within the hour. Could you please do a quick caliper check of the thickness of the FPC flange? There seems to be some issues with the end-groups SNs
being scratched out?</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Thanks,</span><o:p></o:p></p>
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<p class="xxxmsonormal"><span style="font-size:12.0pt;color:black">Gigi</span><o:p></o:p></p>
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<p class="xxxmsonormal"><b><span style="color:black">From:</span></b><span style="color:black"> Ashley Anderson Mitchell <<a href="mailto:ashleya@jlab.org">ashleya@jlab.org</a>><br>
<b>Sent:</b> Wednesday, February 10, 2021 8:58 AM<br>
<b>To:</b> Gianluigi Ciovati <<a href="mailto:gciovati@jlab.org">gciovati@jlab.org</a>>; Kurt Macha <<a href="mailto:macha@jlab.org">macha@jlab.org</a>><br>
<b>Subject:</b> C75-RI-011</span> <o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal">Gigi, <o:p></o:p></p>
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<p class="xxxmsonormal">C75-RI-011‘a processing traveler ends with us at the USC and I don’t see it on the schedule in the future. <o:p></o:p></p>
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<p class="xxxmsonormal">I think it should need tuning, CMM and/or lapping next? <o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal">Thanks, <o:p></o:p></p>
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<p class="xxxmsonormal"> <o:p></o:p></p>
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<p class="xxxmsonormal">- Ashley Mitchell<o:p></o:p></p>
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