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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Hi Jerry,<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'>Safety did an assessment and said that 18” is OK. This will leave 50” in the aisle, they wanted a minimum of 48”. The SSA doors are easily removable with an 18” gap. Kevin can talk about the other questions you have.<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'>Cheers, Joe<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><div><div 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'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Lerftest [mailto:lerftest-bounces@jlab.org] <b>On Behalf Of </b>Jaroslaw Kowal<br><b>Sent:</b> Friday, October 13, 2017 11:21 AM<br><b>To:</b> Kevin Jordan <jordan@jlab.org><br><b>Cc:</b> LCLS II @ LERF <lerftest@jlab.org><br><b>Subject:</b> Re: [Lerftest] Waveguide review slides posted<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Kevin,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>I think by code you have to have 3 ft spacing. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Also with 18" spacing behind some of the SSAs you will not be able to open the back door of SSA cabinet if access is need. These cabinets are 30" wide. Is that a concern?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>What I could do as an option is to install RF Interface chassis and contactors in the rack.This would eliminate the need for the access to the old racks.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>In this case I'd need a floor space for additional rack.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>A separate issue is power connections from PSS to SSAs. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>What is the planned location of the PSS panel (assuming we'll go with this solution)?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>What are the planned cable paths?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Are you planning for cable trays etc.?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>We might be more effective discussing these issues in person. Please set up a meeting with interested parties if you think it's going to be better/faster way.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Thank you,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Jerry<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div class=MsoNormal align=center style='text-align:center'><span style='font-family:"Arial",sans-serif;color:black'><hr size=5 width="100%" align=center id=zwchr></span></div><div><p class=MsoNormal><b><span style='font-family:"Arial",sans-serif;color:black'>From: </span></b><span style='font-family:"Arial",sans-serif;color:black'>"Kevin Jordan" <<a href="mailto:jordan@jlab.org">jordan@jlab.org</a>><br><b>To: </b>"Jaroslaw Kowal" <<a href="mailto:jkowal@jlab.org">jkowal@jlab.org</a>><br><b>Cc: </b>"LCLS II @ LERF" <<a href="mailto:lerftest@jlab.org">lerftest@jlab.org</a>><br><b>Sent: </b>Wednesday, October 11, 2017 5:22:29 PM<br><b>Subject: </b>Re: [Lerftest] Waveguide review slides posted<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Jerry,<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Yes the tape is within an inch of final location, it looks to be 32”from the rack to the SSA, is that enough?<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Thanks<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Kevin<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><img border=0 width=1280 height=960 style='width:13.3333in;height:10.0in' id=DE053F60-01A3-433F-808E-CE585D540C41 src="cid:image001.png@01D34417.E68F6490" alt=image1.png><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div id=AppleMailSignature><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Sent from my iPad<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-family:"Arial",sans-serif;color:black'><br>On Oct 11, 2017, at 5:11 PM, Jaroslaw Kowal <<a href="mailto:jkowal@jlab.org" target="_blank">jkowal@jlab.org</a>> wrote:<o:p></o:p></span></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Kevin,<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>I'd like to raise concern regarding the spacing behind the SSAs.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>The first rack to the left of HPA houses PSS RF Interface chassis and cross connects. Access to the front of this rack is required for PSS Certification and in case of maintenance.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>We'll have to check if there will be enough space to perform these duties.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Could someone estimate the spacing from the back of the SSA to this rack? Can I depend on floor marking for this measurement?<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Thank you,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>Jerry<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div class=MsoNormal align=center style='text-align:center'><span style='font-family:"Arial",sans-serif;color:black'><hr size=5 width="100%" align=center id=zwchr></span></div><div><p class=MsoNormal><b><span style='font-family:"Arial",sans-serif;color:black'>From: </span></b><span style='font-family:"Arial",sans-serif;color:black'>"Kevin Jordan" <<a href="mailto:jordan@jlab.org" target="_blank">jordan@jlab.org</a>><br><b>To: </b>"LCLS II @ LERF" <<a href="mailto:lerftest@jlab.org" target="_blank">lerftest@jlab.org</a>><br><b>Sent: </b>Wednesday, October 11, 2017 3:58:54 PM<br><b>Subject: </b>[Lerftest] Waveguide review slides posted<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'>The LCLS-II waveguide layout review was held this AM, the slides have been posted to the wiki:<br><br><a href="https://wiki.jlab.org/lerf/index.php/Reviews" target="_blank">https://wiki.jlab.org/lerf/index.php/Reviews</a><br><br>Comments and questions from the review will also be posted shortly.<br><br>Kevin<br>_______________________________________________<br>Lerftest mailing list<br><a href="mailto:Lerftest@jlab.org" target="_blank">Lerftest@jlab.org</a><br><a href="https://mailman.jlab.org/mailman/listinfo/lerftest" target="_blank">https://mailman.jlab.org/mailman/listinfo/lerftest</a><o:p></o:p></span></p></div></div></div></blockquote></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div></div></div></body></html>