Installation Guide
1-2014 3. Step-By-Step Outline of Installation
FIGURE 13. TYPICAL NATURAL GAS INSTALLATION
NOTICE
Typically, 1 ft
3
/hr = 1000 BTU/hr. When the fuel delivery value falls between two
columns, use the larger value.
TABLE 16. NATURAL GAS PIPE CAPACITY - CUBIC FEET OF GAS PER HOUR
Normal Iron Length of Pipe in Feet
Pipe Size
10 20 30 40 50 60 70 80 90 100 125 150 175 200
(Inches)
3/4 360 250
1 680 465 375 320 285 260 240
1 1/4 1400 950 770 660 580 530 490 460 430 400 360 325 300 280
Maximum pipe capacity in cubic feet per hour of 0.60 specific gravity Natural Gas with a pressure drop of 0.5 inches
(1.27 mm) WC over the length.
3.8.4 Propane Fuel System
WARNING
NFPA Standard No. 58 requires all persons handling and operating Propane to be
trained in proper handling and operating procedures.
WARNING
Fuel leaks can lead to explosive accumulations of gas. Propane sinks in air and can
accumulate inside housings, basements and other below-grade spaces. Prevent gas
leaks and the accumulation of gaseous fuel in the event of a leak.
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