<html><body><div style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000"><div data-marker="__QUOTED_TEXT__"><div style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000"><div>Hello Marco,<br></div><br><div>I asked Morgan whether there is a lift available to check the RICH HV. His response is below. It looks like the lower half of the RICH HV has been disconnected again to remove LTCC sector 5.<br></div><br><div>Mindy is also not trained to operate the lift. I have contacted the aerial lift training coordinators to try to schedule a training session. If the lesson is able to happen tomorrow, someone from DSG would be able to help on Friday.<br></div><br><div>For planning purposes, what would need to be done to check the HV cables?</div><br><div>Would we only need to check that the cable labels match what is on the patch panel? If this is the case, could this be done at a later date when all HV cables for RICH have been reconnected?<br></div><br><div>Please let us know.<br></div><br><div>Best regards,<br></div><div>Tyler<br></div><br><br><br><div><b><br></b></div><div><span style="color: rgb(0, 0, 255);"><b>From: </b>"Morgan Cook" <mcookiv@jlab.org></span><br><div><span style="color: rgb(0, 0, 255);"><b>To: </b>"Tyler Lemon" <tlemon@jlab.org></span><br><span style="color: rgb(0, 0, 255);"><b>Sent: </b>Wednesday, July 11, 2018 12:37:01 PM</span><br><span style="color: rgb(0, 0, 255);"><b>Subject: </b>Re: rich hv</span></div></div><br><div><span style="color: rgb(0, 0, 255);">Hi Tyler,</span><br><br><span style="color: rgb(0, 0, 255);">There is a scissor lift that might get you close to it. Unfortunately, neither the JLG nor the Genie are able to access the RICH this week. Maybe next week. </span><br><br><strong><span style="color: rgb(0, 0, 255);">The lower half of the HV was disconnected in order to remove LTCC sector 5. It won't be reconnected until be re-install it.</span></strong><br><br><span style="color: rgb(0, 0, 255);">Regards,</span><br><span style="color: rgb(0, 0, 255);">Morgan</span></div><br><hr id="zwchr"><div><b>From: </b>"Marco Contalbrigo" <mcontalb@fe.infn.it><br><b>To: </b>"Tyler Lemon" <tlemon@jlab.org><br><b>Cc: </b>"dsg-rich" <dsg-rich@jlab.org><br><b>Sent: </b>Wednesday, July 11, 2018 12:01:15 PM<br><b>Subject: </b>Re: [Dsg-rich] Fwd: rich hv<br></div><br><div>Hi Tyler,<br>would Mindy be available on Friday early morning ?<br><br>On Wed, 11 Jul 2018, Tyler Lemon wrote:<br><br>> Hello Marco,<br>> <br>> There is the DSG weekly meeting this afternoon from 1:00PM to 3:00PM and I will not be at work<br>> from 8:45AM to about 10:15AM on Friday. We could meet this afternoon after the DSG meeting, any<br>> time tomorrow, or later Friday morning.<br>> <br>> I have asked whether the lift is still where we could get to the HV cables in Hall B since<br>> Morgan Cook from Hall B Engineering said the lift would be moving early last week (his email to<br>> me is below, at the start of this email chain). Morgan also said that the cable labeled A-37 was<br>> left tied off to the side. The 'spare' HV cable was plugged into A-37 in its place.<br>> <br>> Also, I am not trained to operate the lift. We would need someone else, whether from DSG or Hall<br>> B, to operate the lift.<br>> <br>> Best regards,<br>> Tyler<br>> <br>> ________________________________________________________________________________________________<br>> From: "Marco Contalbrigo" <mcontalb@fe.infn.it><br>> To: "Tyler Lemon" <tlemon@jlab.org><br>> Cc: "dsg-rich" <dsg-rich@jlab.org><br>> Sent: Wednesday, July 11, 2018 11:34:50 AM<br>> Subject: Re: [Dsg-rich] Fwd: rich hv<br>> <br>> Dear Tyler,<br>> can we plan a visual inspection this week, while I am<br>> at Jlab. Due to the tight CLAS meeting schedule, I<br>> have limited time windows. At a first glance I would<br>> say: this early afternoom (preferred) or Friday early<br>> morning. May you check if we can go in with the lift<br>> and DSG can drive me there ?<br>> Do you know if A-37 is still in place or has been<br>> unplugged ?<br>> Thanks, Marco.<br>> <br>> On Fri, 29 Jun 2018, Tyler Lemon wrote:<br>> <br>> > Hello Marco, Valery,<br>> ><br>> > Please see Morgan's email below.<br>> ><br>> > RICH HV was disconnected by Hall B Engineering to be able to remove LTCC sectors from the<br>> > forward carriage. Yesterday, HV was reconnected to RICH.<br>> ><br>> > What checks would need to be run to ensure that HV is connected correctly to RICH?<br>> ><br>> > Best regards,<br>> > Tyler<br>> ><br>> >_______________________________________________________________________________________________<br>> _<br>> > From: "Morgan Cook" <mcookiv@jlab.org><br>> > To: "Tyler Lemon" <tlemon@jlab.org><br>> > Cc: dsg-internal@jlab.org<br>> > Sent: Thursday, June 28, 2018 9:20:44 AM<br>> > Subject: rich hv<br>> ><br>> > Hi Tyler,<br>> ><br>> > The rich detector hv is plugged back in. I plugged the 'spare' hv cable in to A-37 since the<br>> > A-37 cable had been tied off to the side for whatever reason. You may want to run any checks<br>> on<br>> > it sooner rather than later since we'll be moving the lift early next week.<br>> ><br>> > Regards,<br>> > Morgan<br>> ><br>> ><br>> <br>> <br>></div></div><br></div></div></body></html>