[Equest-users] Return Fans

Bruce Easterbrook bruce5 at bellnet.ca
Mon Oct 29 10:26:17 PDT 2012

You need to exhaust the 1500 CFM.  If you exhaust 1200 eQuest will 
assume there is 300 CFM of return air.  Your model is a box. 
_Everything_ going in or out must balance.  If you don't do it eQuest will.
Bruce Easterbrook P.Eng.
Abode Engineering
On 29/10/2012 12:36 PM, Ömer Moltay wrote:
> Dear All,
> I am trying to model a system with 1500 CFM system supply but no 
> return, all of the flow will be exhausted from the zones. Looking at 
> hourly reports, I can never get the return flow to be zero, eQuest 
> will always add exhaust and return and make my system supply 3000 CFM. 
> How does one zero the return flow?
> Thanks,
> Omer Moltay
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