Aerco AM 750B 애플리케이션 매뉴얼 - 페이지 8
{카테고리_이름} Aerco AM 750B에 대한 애플리케이션 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Aerco AM 750B 20 페이지. Gas-fired boilers and water heaters venting application
Aerco AM 750B에 대해서도 마찬가지입니다: 애플리케이션 매뉴얼 (8 페이지)
페이지 인쇄
GF-146-V
TAG-0075_0B
o If horizontal ducts are used, each opening and duct shall have a minimum free area of 1
square inch per 2,000 BTU per hour of total input rating of all appliances in the room.
Figure 2: Combustion-Air Makeup-Air Vent Location
•
When calculating free area using louvers and grilles, the required size of the openings for
combustion, ventilation, and dilution air shall be based on the total free area of each opening.
•
If the free area through a designed louver or grille is known, it shall be used in calculating the
size of the opening required to provide the free area specified.
•
If the louver and grille design free areas are not known, the following will be assumed for
wooden louvers a 25 percent free area, and for metal louvers and grilles a 75 percent free
area opening.
•
When terminating the combustion air through the roof:
o Combustion air inlet must be 3 ft. below any vent outlet within 10 ft. See Figure 3.
o Combustion air inlet must also face away from the vent outlet. See Figure 3.
Page 8 of 20
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288
AM Series Venting
Application Guide
AM1 04/08/2014