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Internal
Nominal Iron
Diameter
Pipe Size -
- inches
inches (mm)
(mm)
1/2
.622
(12.7)
(17.799)
3/4
.824
(19.05)
(20.930)
1
1.049
(25.4)
(26.645)
1-1/4
1.380
(31.75)
(35.052)
1-1/2
1.610
(38.1)
(40.894)
2
2.067
(50.8)
(52.502)
2-1/2
2.469
(63.5)
(67.713)
3
3.068
(76.2)
(77.927)
NOTE: Capacity given in cubic feet of gas per hour (kilo liters of gas per hour) and based on 0.60 specific gravity gas.
Left Side Piping
(Standard)
MANUAL
MAIN SHUT-OFF
VALVE
GROUND
JOINT
UNION
DRIP LEG
Page 20 of 35
Gas Pipe Capacity - FT³/HR (kL/HR)
10
20
30
(3.048)
(6.096)
(9.144)
175
120
97
(4.96)
(3.40)
(2.75)
360
250
200
(10.19)
(7.08)
(5.66)
680
465
375
(19.25)
(13.17)
(10.62)
1400
950
770
(39.64)
(26.90)
(21.80)
2100
460
1180
(59.46)
(41.34)
(33.41)
3950
2750
2200
(111.85)
(77.87)
(62.30)
6300
4350
3520
(178.39)
(123.17)
(99.67)
11000
7700
6250
(311.48)
(218.03)
(176.98)
AUTOMATIC
GAS VALVE
(with manual
shut-off valve)
NOTE: BLACK IRON PIPE ONLY TO BE ROUTED INSIDE OF CABINET
Length of Pipe - feet (m)
40
50
60
(12.192)
(15.240)
(18.288)
82
73
66
(2.32)
(2.07)
(1.87)
170
151
138
(4.81)
(4.28)
(3.91)
320
285
260
(9.06)
(8.07)
(7.36)
660
580
530
(18.69)
(16.42)
(15.01)
990
900
810
(28.03)
(25.48)
(22.94)
1900
1680
1520
(53.80)
(47.57)
(43.04)
3000
2650
2400
(84.95)
(75.04)
(67.96)
5300
4750
4300
(150.07)
(134.50)
(121.76)
Table 10.
AUTOMATIC
GAS VALVE
(with manual
shut-off valve)
FIELD
PROVIDED
AND INSTALLED
Figure 18.
Issue 2209
70
80
90
(21.336)
(24.384)
(27.432)
61
57
53
(1.73)
(1.61)
(1.50)
125
118
110
(3.54)
(3.34)
(3.11)
240
220
205
(6.80)
(6.23)
(5.80)
490
460
430
(13.87)
(13.03)
(12.18)
750
690
650
(21.24)
(19.54)
(18.41)
1400
1300
1220
(39.64)
(36.81)
(34.55)
2250
2050
1950
(63.71)
(58.05)
(55.22)
3900
3700
3450
(110.43)
(104.77)
(97.69)
Right Side Piping
(Alternate)
MANUAL
MAIN SHUT-OFF
VALVE
GROUND
JOINT
UNION
DRIP LEG
507332-02G / 31-5000663
100
(30.480)
50
(1.42)
103
(2.92)
195
(5.52)
400
(11.33)
620
(17.56)
1150
(32.56)
1850
(52.38)
3250
(92.03)
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