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<p class="MsoNormal">Quarterly PM (planned maintenance) on the PRB’s four air handler units and six connected exhaust fans will be conducted by FOD on Wednesday, January 9, 2013.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Maintenance is scheduled to start at 7:00 AM and is planned to be completed by no later than 3:00 PM.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Because the lab side air handlers and connected exhaust fans will be shut down, fume hood operations should be suspended for the full maintenance period.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Occupants are reminded that although the building will remain open and accessible, air flows and other air-related building processes will be impacted throughout the day as maintenance is done.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">In addition to normal PM activities, the final piping connections will be made for the nitrogen gas feed line from the PRB liquid nitrogen storage dewar to the CBEC site.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Please take planned action to prepare for this event.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Key Summary Points<o:p></o:p></p>
<p class="MsoNormal">- Air handler / Exhaust Fan shut down Wednesday, January 9th.<o:p></o:p></p>
<p class="MsoNormal">- No building closure or evacuation<o:p></o:p></p>
<p class="MsoNormal">- Suspend fume hood operations<o:p></o:p></p>
<p class="MsoNormal">- Building air flow and air-related processes will be interrupted throughout the day<o:p></o:p></p>
<p class="MsoNormal">- Final piping connections for nitrogen gas to CBEC will be made<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">For long range planning purposes, the 2013 quarterly maintenance dates are planned as follows:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Q1-2013 = January 9th Wednesday - Announced<o:p></o:p></p>
<p class="MsoNormal">Q2-2013 = April 10th Wednesday - Planned<o:p></o:p></p>
<p class="MsoNormal">Q3-2013 = July 10th Wednesday - Planned<o:p></o:p></p>
<p class="MsoNormal">Q4-2013 = October 9th Wednesday – Planned<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">This message is Notice 2 of 3 of such alerts<o:p></o:p></p>
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