<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Hello Ruben,</div><div><br data-mce-bogus="1"></div><div>Brian and I will start with the Pre-Power Up checks today.</div><div>To complete with the full test for most of the 'Fast Dump- Hardware Interlock' checkouts is required to turn on the PSU to verified correct function of the dump switch and remote resets on the PSU. </div><div>Will someone will be available to turn on the PSU after the replacement of the connector in the remote crate and re-tune of the QD units? </div><div><br data-mce-bogus="1"></div><div>Best Regards,</div><div>Pablo </div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Ruben Fair" <rfair@jlab.org><br><b>To: </b>"Onish Kumar" <okumar@jlab.org>, "Probir Ghoshal" <ghoshal@jlab.org>, "Pablo Campero Rojas" <campero@jlab.org>, "Brian Eng" <beng@jlab.org>, "Nicholas Sandoval" <sandoval@jlab.org><br><b>Cc: </b>"George Biallas" <biallas@jlab.org>, "Scot Spiegel" <spiegel@jlab.org><br><b>Sent: </b>Thursday, August 17, 2017 7:40:46 AM<br><b>Subject: </b>Solenoid - Sequence of pre-power up I and C checks<br></div><br><div data-marker="__QUOTED_TEXT__"><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000" data-mce-style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Gentlemen,<br></div><br><div>Some of the I and C checks for pre-power up will have to be carried out in sequence (e.g. anything to do with the QD units):<br></div><br><div>1. Replace connector on PSU remote control crate + complete both PSU check sheets - Onish (to be completed by Friday 18th Aug)<br></div><div>2. Re-tune QD units - Probir (by Thursday 24th Aug) - as Probir is out Mon-Wed next week)<br></div><div>3. Checks (including interlock checks) on QD units (by Friday 25th Aug) - Pablo/Brian/Nick - though of course you can make a start on the other checks<br></div><br><div>As our cooling rate has increased (we are presently cooling at about 10 K/day), we won't have as much time as we initially thought so we should start as soon as possible.<br></div><br><div>Regards<br></div><br><div>Ruben<br></div></div><br></div></div></body></html>