[Equest-users] VAV System hours outside of throttling range- No Load on Heating Coils

[Matthew Higgins]

You need to specify your reheat delta in order for the zone coils to 
operate.

Matthew Higgins, Associate
LEED AP + ASHRAE-HBDP

Environmental Dynamics, Inc.
Architecture and Sustainability Consulting Services
505.242.2851 x.103
web. edi-arch.com

Any data provided by the Consultant, verbal or written, are to be considered opinions of building energy and/or daylight performance. The Client understands that the Consultant has no control of occupant habits, equipment or material performance or characteristics, site or climate conditions or the Contractor's method of assembly, and that the Consultant's opinions regarding building energy/daylight performance are made on the basis of the Consultant's professional judgment and experience. The Consultant makes no warranty, express or implied, that the energy/daylight performance of the building will not vary from the Consultant's opinion of building energy/daylight performance.

James Geers wrote:

> I have run a Building with a VAV system, pre-heat coils and Zone 
> reheat but it will not use any load from the condensing boiler.  I 
> have thousands of hours outside of the throttling range.  Does any one 
> have any guesses?  I have tried changing the fans to Cycle on any with 
> no luck.
>
>  
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