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<p class=MsoNormal>I am working on a project and trying to change the HVAC
system in the parametric run from a packaged unit with DX cooling and furnace
heat to a water loop heat pump system.  I inserted the WLHP loop in the
detail edit, but when I ran the simulation the baseline would not run and I got
an error message of “zero design flow”.  I then changed the
loop sizing method to primary and inserted sizes for the cooling tower and
boiler based on a response I saw in the archive folder.  The problem I then
had is that energy use in the summary amount was way too high to make sense. 
Does anyone have any suggestion of how to make this work.<o:p></o:p></p>

<p class=MsoNormal><o:p> </o:p></p>

<p class=MsoNormal>Also when I ran the system I got a warning message of “OA-CONTROL
has been reset to FIXED to allow the fan CYCLING option”.  Does anyone
know why when it changes to the WLHP it decides to change the OA-Control to
FIXED without me changing it in the parametric run.<o:p></o:p></p>

<p class=MsoNormal><o:p> </o:p></p>

<p class=MsoNormal><b><span style='font-size:14.0pt;font-family:"Times New Roman","serif";
color:navy'>Shawn R. Burstyn<br>
</span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:black'>Mechanical Design Engineer <br>
<br>
</span><span style='font-size:12.0pt;font-family:"Arial Black","sans-serif";
color:navy'>Kibart, Inc.<br>
</span><span style='font-size:10.0pt;font-family:"Arial Black","sans-serif";
color:navy'>Consulting Engineers<br>
</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:black'>901 Dulaney Valley Rd, Suite 301<br>
Towson, MD  21204<br>
410.494.1111 (Phone) <br>
410.494.1112 (Fax)<br>
</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:navy'><a href="http://www.kibart.com/"><span style='color:navy'>www.kibart.com</span></a>
<o:p></o:p></span></p>

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