WW-F-2743 Furnaces, Warm Air and Heaters, Unit, Forced Air Circulation, Oil - and Gas FiredThis specification covers self-contained, forced-circulation, air heating units designed to distribute warm air for heating purposes either through a duct system for central furnaces or by direct diffusion for unit heaters.

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WW-F-2743A

(Application for copies should be addressed to the Superintendent of Documents, U.S. Government Printing Office, Washington, DC  20402.)

2.2  Other publications.  The following documents form a part of this specification to the extent specified herein.  Unless a specific issue is identified, the issue in effect on the date of invitation for bids or request for proposal shall apply.

AMERICAN GAS ASSOCIATION LABORATORIES (A.G.A.) Directory of Certified Appliances and Accessories.

(Private sector and civil agencies may purchase copies of this voluntary standard from the

American Gas Association Laboratories, 8501 East Pleasant Valley Road, Cleveland, OH  44131.)

AMERICAN NATIONAL STANDARDS INSTITUTE, INC. (ANSI)

ANSI Z21.47  -     Gas-fired Central Furnaces (Except Direct Vent and Separated Combustion

System Central Furnaces).

ANSI Z21.66        Automated Vent Damper Devices for Use with Gas Fired Appliances. ANSI Z83.8    -     Gas Unit Heaters.

(Private sector and civil agencies may purchase copies of these voluntary standards from the

American National Standards Institute, Inc., 11 West 42nd Street, New York, NY  10036.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)

ASTM D 396  -     Standard Specification for Fuel Oils.

(Private sector and civil agencies may purchase copies of this voluntary standard from the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.)

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA DC 3   -     Residential Controls - Electrical Wall-Mounted Room Thermostats. NEMA ICS 1  -     General Standards for Industrial Controls and Systems.

NEMA ICS 2  -     Industrial Control Devices, Controllers and Assemblies. NEMA ICS 6  -     Enclosures for Industrial Controls and Systems.

NEMA MG 1  -     Motors and Generators.

(Private sector and civil agencies may purchase copies of these voluntary standards from the

National Electrical Manufacturers Association, 1300 North 17th  Street, Suite 1847, Rosslyn, VA  22209.)

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