<div dir="ltr">We measured 82.7V at the rougher.<br>  <br></div><div class="gmail_extra"><br><div class="gmail_quote">2015-01-14 15:09 GMT-02:00 Guillermo Fernandez <span dir="ltr"><<a href="mailto:fmoroni.guillermo@gmail.com" target="_blank">fmoroni.guillermo@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><br><div><br><div>Begin forwarded message:</div><br><blockquote type="cite"><span class=""><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px"><span style="font-family:'Helvetica';font-size:medium;color:rgba(0,0,0,1.0)"><b>From: </b></span><span style="font-family:'Helvetica';font-size:medium">Kevin R Kuk <<a href="mailto:kuk@fnal.gov" target="_blank">kuk@fnal.gov</a>><br></span></div></span><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px"><span style="font-family:'Helvetica';font-size:medium;color:rgba(0,0,0,1.0)"><b>Subject: </b></span><span style="font-family:'Helvetica';font-size:medium"><b>Re: [Opera-CONNIE] Fwd: Pump picture</b><br></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px"><span style="font-family:'Helvetica';font-size:medium;color:rgba(0,0,0,1.0)"><b>Date: </b></span><span style="font-family:'Helvetica';font-size:medium">January 14, 2015 1:46:48 PM GMT-03:00<br></span></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px"><span style="font-family:'Helvetica';font-size:medium;color:rgba(0,0,0,1.0)"><b>To: </b></span><span style="font-family:'Helvetica';font-size:medium">Guillermo Fernandez <<a href="mailto:fmoroni.guillermo@gmail.com" target="_blank">fmoroni.guillermo@gmail.com</a>><br></span></div><br>



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<div>I was interested in voltage at the rougher . Measured by removing the power cord going into the rougher (see the earlier picture). This would help understand if it is the HiCube or the rougher.<br>
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Sent from my iPhone</div><div><div class="h5">
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On Jan 14, 2015, at 10:40 AM, "Guillermo Fernandez" <<a href="mailto:fmoroni.guillermo@gmail.com" target="_blank">fmoroni.guillermo@gmail.com</a>> wrote:<br>
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<div>Kevin,
<div>the switch selector is in the "115" position, and the measured voltage in the cord of the vacuum pump is 120V which seems to be in the voltage range: manual MVP 015-2, page 10. This power is coming from the UPS.</div>
<div>Guillermo</div>
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<div>On Jan 14, 2015, at 1:10 PM, Kevin R Kuk wrote:</div>
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<span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(31,73,125)">Is There 110 volts on the input to the rougher at the end of the AC cord into the Rougher?<u></u><u></u></span></div>
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<b><span style="font-size:10pt;font-family:Tahoma,sans-serif">From:</span></b><span style="font-size:10pt;font-family:Tahoma,sans-serif"><span> </span>Santa [<a href="mailto:juancruzestrada@gmail.com" target="_blank">mailto:juancruzestrada@gmail.com</a>]<span> </span><b>On
 Behalf Of<span> </span></b>Juan Estrada<br>
<b>Sent:</b><span> </span>Wednesday, January 14, 2015 10:03 AM<br>
<b>To:</b><span> </span>Guillermo Fernandez<br>
<b>Cc:</b><span> </span><<a href="mailto:opera-connie@listas.if.ufrj.br" target="_blank">opera-connie@listas.if.ufrj.br</a>>; Andrew G Lathrop; Kevin R Kuk<br>
<b>Subject:</b><span> </span>Re: [Opera-CONNIE] Fwd: Pump picture<u></u><u></u></span></div>
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<u></u> <u></u></div>
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Maybe the problem is in the fuses?<u></u><u></u></div>
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On Jan 14, 2015, at 9:44 AM, Guillermo Fernandez <<a href="mailto:fmoroni.guillermo@gmail.com" style="color:blue;text-decoration:underline" target="_blank">fmoroni.guillermo@gmail.com</a>> wrote:<u></u><u></u></p>
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Hello,<u></u><u></u></div>
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<u></u> <u></u></div>
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Response to Juan suggestions:<u></u><u></u></div>
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<u></u> <u></u></div>
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1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have<u></u><u></u></div>
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a latch holding the plug in place.<u></u><u></u></div>
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all the cables seem to be in the right place and well attached<u></u><u></u></div>
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<u></u> <u></u></div>
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2) the green I/O switch on the backing. This switch could be hard to see, look at the attached<u></u><u></u></div>
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picture.<u></u><u></u></div>
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the green switch on the backing pump is ON.<u></u><u></u></div>
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<u></u> <u></u></div>
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Questions:<u></u><u></u></div>
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1) does the turbo pump get to full speed?<u></u><u></u></div>
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2) what is the vacuum gauge measuring?<u></u><u></u></div>
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the gauge is measuring 22mbars. We didn't let the turbo pump to run for a long time in case the high pressure (22mbars) produce some damage on it.<u></u><u></u></div>
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Do you want us to try it?<u></u><u></u></div>
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<u></u> <u></u></div>
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Guillermo<u></u><u></u></div>
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<u></u> <u></u></div>
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On Jan 14, 2015, at 12:04 PM, Juan Estrada wrote:<u></u><u></u></div>
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Hello<u></u><u></u></div>
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<u></u> <u></u></div>
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we are looking at a pump exactly the same as the one you have in CONNIE.<u></u><u></u></div>
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The only way we can get the turbo pump to spin without turning ON the backing<u></u><u></u></div>
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pump is by disconnecting the AC power to the backing pump.<u></u><u></u></div>
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<u></u> <u></u></div>
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We can imagine two ways to do this.<u></u><u></u></div>
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1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have<u></u><u></u></div>
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a latch holding the plug in place.<u></u><u></u></div>
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2) the green I/O switch on the backing. This switch could be hard to see, look at the attached<u></u><u></u></div>
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picture.<u></u><u></u></div>
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<u></u> <u></u></div>
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<u></u> <u></u></div>
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Questions:<u></u><u></u></div>
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1) does the turbo pump get to full speed?<u></u><u></u></div>
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2) what is the vacuum gauge measuring?<u></u><u></u></div>
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<u></u> <u></u></div>
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Thanks,<u></u><u></u></div>
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Juan<u></u><u></u></div>
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<u></u> <u></u></div>
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Begin forwarded message:<u></u><u></u></div>
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<b><span style="font-family:Helvetica,sans-serif">From:<span> </span></span></b><span style="font-family:Helvetica,sans-serif">Kevin R Kuk <<a href="mailto:kuk@fnal.gov" style="color:blue;text-decoration:underline" target="_blank">kuk@fnal.gov</a>></span><u></u><u></u></div>
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<b><span style="font-family:Helvetica,sans-serif">Subject: Pump picture</span></b><u></u><u></u></div>
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<b><span style="font-family:Helvetica,sans-serif">Date:<span> </span></span></b><span style="font-family:Helvetica,sans-serif">January 14, 2015 at 8:57:18 AM CST</span><u></u><u></u></div>
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<b><span style="font-family:Helvetica,sans-serif">To:<span> </span></span></b><span style="font-family:Helvetica,sans-serif">Juan Estrada <<a href="mailto:estrada@fnal.gov" style="color:blue;text-decoration:underline" target="_blank">estrada@fnal.gov</a>></span><u></u><u></u></div>
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Sent from my iPhone<u></u><u></u></div>
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<u></u> <u></u></div>
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<br></blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature"><div dir="ltr"><div style="text-align:left"><font color="#0c0c0c" face="Calibri, sans-serif"><span style="line-height:14px"><b>Alejandro Castañeda</b></span></font></div></div></div>
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