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<DIV dir=ltr align=left><SPAN class=050475018-14032008><FONT face=Arial
color=#0000ff size=2>Somehow, you seem to have a chiller/heater specified. Are
you SURE you specified an electric chiller (you said CENTRAL
chiller)?</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=050475018-14032008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=050475018-14032008>
<DIV align=left>
<DIV align=left><FONT color=#0000ff>John R. Aulbach, PE, CEM</FONT></DIV>
<DIV align=left><FONT face=Arial size=2><EM>Project Manager</EM></FONT></DIV>
<DIV align=left><FONT face=Arial size=2><FONT color=#0000ff>Nexant,
Inc</FONT>.</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>701 West Kimberly Ave., Suite
245</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Placentia, CA 92870-6342
USA</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Phone: 714-524-4402</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Fax: 714-524-4407</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>email: <A
title=mailto:jaulbach@nexant.com
href="mailto:jaulbach@nexant.com">jaulbach@nexant.com</A></FONT></DIV>
<DIV> </DIV></DIV></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <B>On Behalf Of </B>Doebber,
Ian<BR><B>Sent:</B> Friday, March 14, 2008 11:40 AM<BR><B>To:</B>
bldg-sim@lists.onebuilding.org<BR><B>Subject:</B> [Bldg-sim] Equest - Space
Cooling Provided by Natural Gas!?<BR></FONT><BR></DIV>
<DIV></DIV>
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<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I am modeling a <st1:place
w:st="on"><st1:PlaceName w:st="on">New Orleans</st1:PlaceName> <st1:PlaceType
w:st="on">High School</st1:PlaceType></st1:place> with a VAV system with
Electric Heat. The packaged rooftop units have Heating Hot Water Coils
served by a Center Boiler and Chilled Water Coils served by a Central
Chiller. <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">For some strange reason, my summer
and spring months have some space cooling provided by Natural Gas
Consumption. Since the boiler is the only equipment consuming Natural Gas,
how is the boiler providing cooling? Very odd.
<o:p></o:p></SPAN></FONT></P></DIV></BODY></HTML>