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Greenheck Fan DGX manual

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Table of contents for the manual

  • Page 1

    Modular Make-Up Air Unit Model DGX • Direct Gas-Fired Heating • Evaporative • Chilled Water • DX Cooling March 2007[...]

  • Page 2

    2 The Greenheck model DGX is a 100% efficient direct gas- fired heating and ventilating unit. Chilled water, DX, and evaporative cooling options are also available for combination heating and cooling requirements. The DGX is designed for providing make-up air to commercial and industrial facilities. Airflow volumes range from 800 to 48,000 cfm with[...]

  • Page 3

    3 MODULE SELECTION OPTIONS Module 1 INTAKE Module 2 FILTER Module 3 COOLING Module 4 HEATING Module 5 DISCHARGE Option 1 None requires Module 2, Option 2 None None Direct Gas Furnace 100% Outdoor Air Downblast Discharge Option 2 Birdscreen Weatherhood requires Module 2, Option 2 V-Bank Filters Pleated or Aluminum Mesh *Cooling Coil – CW, DX (stan[...]

  • Page 4

    VARIABLE MAKE-UP AIR OPTIONS The variable volume option is recommended when a building’s exhaust volume will vary. The make-up air volume will track with the exhaust volume, providing only the necessary amount of make-up air. The variable volume option saves energy by reducing both fan power and gas consumption whenever make- up air requirements [...]

  • Page 5

    Upblast Discharge - Arrangement UB The Greenheck combination package simplifies installation and reduces field labor costs. The pre-engineered design ensures that the supply fan, exhaust fan, curb, and combination extension components interface properly for kitchen ventilation applications. Equally important, Greenheck combination packages are spec[...]

  • Page 6

    6 ACCESSORIES Special Coatings Greenheck’s Permatector™ coating is available for a durable, long lasting finish. Decorative paints are also available in a variety of colors to match existing building fixtures. Consult your Greenheck representative for paint selections. Roof Curbs Factory provided roof curbs are available to ensure compatibility[...]

  • Page 7

    7 Note: The air performance data shown does not include internal static pressure losses due to items such as filters, dampers, and coils. For exact air performance data based on specific unit configuration, use the Greenheck CAPS selection program. Blower Size CFM TOTAL PRESSURE in inches WG 0.75 1.00 1.25 1.50 1.75 2.00 Housing 12 108 800 RPM 1109[...]

  • Page 8

    Our Warranty Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the purchase date. Any units or parts which prove defective during the warranty period will be replaced at our option when returned to our factory, transportation prepaid. Motors are warranted by the motor manufacturer fo[...]