If the unit is using deionized water (my experience) and it gets 
regenerated, then you may smell a "fishy" odor.
Dave Maschino


Erin Crissman wrote:

>We have a new storage building, about two years old with a Liebert HVAC.
>Yesterday I smelled a little bit of a musty smell, today it is just much
>worse. Does anyone have any experience with mildew in their HVAC?  I
>already called our service technicians, but thought I would get some
>knowledge of my own before they show up.  Thanks!
>
>Erin Crissman
>Curator
>Historic Cherry Hill
>523 1/2 South Pearl St
>Albany, NY 12202
>[log in to unmask]
>518-434-4791
>
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