<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:arial, helvetica, sans-serif;font-size:10pt"><div></div><div>In both of your HVAC systems you have "Outdoor Air From System" object specified. In most cases, you will want to leave this object blank. The only time would want to use that object if, for example, you were taking the return air from one system, and using it in another, separate, system. I am pretty sure that in your case, especially in the labs, all of the air will be coming from the outside, or will be recirculated within the same system. </div><div><br></div><div>If you reset those values to their default you get much better cooling results, but you also get heating in the summer, which is another issue you need to look at in more detail. The "Outdoor Air From System" object is found in your HVAC system --> Outdoor Air --> Outdoor Air and
Economizer</div><div><br></div><div>-Eddie</div><div><div style="font-family:arial, helvetica, sans-serif;font-size:10pt"><br><div style="font-family:arial, helvetica, sans-serif;font-size:10pt"><font size="2" face="Tahoma"><hr size="1"><b><span style="font-weight: bold;">From:</span></b> "equest-users-request@lists.onebuilding.org" <equest-users-request@lists.onebuilding.org><br><b><span style="font-weight: bold;">To:</span></b> equest-users@lists.onebuilding.org<br><b><span style="font-weight: bold;">Sent:</span></b> Thu, September 9, 2010 3:03:35 PM<br><b><span style="font-weight: bold;">Subject:</span></b> Equest-users Digest, Vol 30, Issue 13<br></font><br>Note: Forwarded message is attached.<br><br>
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