3. Condensed water formed by |
|
combustion, will run back to the |
|
unit, and may overflow from the |
|
condensation pan if pipes are | 3˚ slope(approximate) |
longer then 8 feet. Therefore, pipes |
|
exceeding these lengths should be |
|
made to drain to the outside by |
|
giving their horizontal portions 3˚ or |
|
more downward and outward slope. |
|
Less than 8 ft.
4.Wherever the air intake hose and exhaust pipe run sideways, try to have the exhaust pipe on top (to prevent the air intake hose from sagging onto the exhaust pipe).
QUALIFIED INSTALLING AGENCY
The installation must conform to local codes, in the absence of local codes, the installation must conform with American National Standard (National Fuel Gas Code) known as NFPA 54 and ANSI Z223.1.1992.
Available from the American National Standards Institute, Inc., 1430 Broadway, New York, N.Y. 10018 or from the National Fire Protection Association, 470 Atlantic Avenue, Boston, Mass. 02210.
Exhaust pipe
Exhaust pipe
Air intake hose
Air intake hose
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