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  1. EagleCove1

    Cleaning Filters increase Amp Draw in Fans

    Dirty Filters add resistance and lower airflow volume. Clean filters decrease resistance thus more air volume. Standard air weighs .075 lb/Cubic Foot. Units of Power are based on effort to move weight at a given pressure and volume. While air is relativly light in comparison to say water...
  2. EagleCove1

    underfloor air distribution

    Be very careful by insisting that all penetrations and wall seams of the under floor construction are sealed air tight. Cable Trays, electrical conduits, communications lines are all sources of leakage. Unless this is done, you run the risk of having a significant pressure loss at the end of...
  3. EagleCove1

    HEPA Filters Leaks

    Please correct my mis-speak of DOD to DOP...The Department of Defense is not applicable at this time.
  4. EagleCove1

    HEPA Filters Leaks

    What actual kinds of seals do you have on the HEPA Filters? The mere statement of RELIABLE SOURCES can contradict the tractability of the product that is DOD rated. This statement supersedes the DOP test protocol of the actual media and cannot be considered equal to published data. This...
  5. EagleCove1

    Motor balancing spec.

    Refer to the industry Standard Vibration Severity Chart that is referenced by IRD Mechanalysis, Inc. of Columbus, Ohio 43229 Maintaining Axial Vibration level at 1/2 of the Radial Vibrations is a standard application. However at 18K CPM your axial vibrations should be in the VERY SMOOTH TO...
  6. EagleCove1

    Constant Primary-Variable Secondary Loop CWS Problem

    It is my opinion that DougMB came the closest in nailing this problem. I would bet a dollar to a doughnut that the trip is as likely low temperature and low flow. The chiller control safeties just may not be indicating which was first. Still, the check valve in the primary circuit may cause...

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