Тные 6 natural gas manifold pressure, Tabic 7 lpg or propane gas manifold pressure, Table 8 natural gas manifold pressure – Sears 9MPD125L20B1 User Manual
Page 30
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MANIFOLD PRESSURE AND ORIFICE SIZE FOR HIGH ALTITUDE APPLICATIONS
ТнЫе 6
NATURAL GAS MANIFOLD PRESSURE
("
w.c.)
FOR THE 50,000, 75,000, 100,000 and 125,000 BTUH MODELS
HEATING
VALUE
at ALTITUDE
MEAN ELEVATION FEET ABOVE SEA LEVEL
0
to
2001
to
3001 to
4001 to
5001 to
6001 to
7001 to
2000
3000
4000
5000
6000
7000
8000
BTU/CU. FT.
Orifice
Manifold
Orifice
Manifold
Orifice
Manifold
Orifice
Manifold
Orifice
Manifold
Orifice
Manifold
Orifice
Manifold
No.
Pressure
No.
Pressure
No.
Pressure
No.
Pressure
No,
Pressure
No.
Pressure
No,
Pressure
700
41
3.7
725
41
3.7
41
3.4
750
--
--
--
--
--
--
--
41
3.5
42
3.6
775
■■
1
42
3.6
42
3.3
800
-■
42
3.7
42
3.4
42
3.1
825
-c-
--
--
-1
J .
/
-■
3.4
42
3.5
42
3.2
42
2.9
850
. .
■■ —:■■
--
--
;i
3.5
42
3.6
42
3.3
42
3.0
42
2.8
875
42
3.6
42
3.4
42
3.1
42
2.8
42
2.6
900
42
3.7
42
3.4
42
3.2
42
2.9
42
2.7
42
2.5
925
41
3.7
42
3.5
42
3.3
42
3.0
42
2.8
42
2.5
42
2.3
950
41
3.5
42
3.3
42
3.1
42
2.9
42
2.6
42
2.4
43
2.7
975
42
3.7
42
3.2
42
2.9
42
2.7
42
2.5
42
2.3
43
2.6
1000
42
3.5
42
3.0
42
2.8
42
2.6
42
2.4
43
2.7
43
2.4
1050
42
3.2
42
2.7
42
2,5
42
2.3
2.0
1100
42
2.9
42
2.5
42
2.3
43
2.6
NOTE: Natural gas data is based on 0.60 specific gravity.
Z223.1-2002/NFPA 54-2002 or National Standard of Canada,
For fuels with different specific gravity consult the National Fuel Gas Code ANSI
Natural Gas And Propane Installation Code CSA B149.1 -00.
Tabic 7
LPG or PROPANE GAS MANIFOLD PRESSURE
{"
w.c.)
FOR THE 50,000, 75,000, 100,000 and 125,000 BTUH MODELS
HEATING VALUE
at ALTITUDE
BTU/CU. FT.
MEAN ELEVATION FEET ABOVE SEA LEVEL
0
to
2000
2001
to
3000
3001 to
4000
4001 to
5000
5001 to
6000
6001 to
7000
7001 to
8000
2500
10.0
10.0
9.0
10,0
9,4
8.5
10,0
Orifice Size
#54
#54
#54
#55
#55
#55
:: :
::ST
NOTE: Propane data is based on 1.53 specific gravity. For fuels with different specific gravity consult the National Fuel Gas Code ANSI Z223.1 -2002/NFPA
54-2002 or National Standard Of Canada, Natural Gas And Propane Installation Code CSA B149.1 -00.
Table 8
NATURAL GAS MANIFOLD PRESSURE
("
w.c.)
FOR THE 80,000 BTUH MODELS
HEATING
VALUE
at ALTITUDE
BTU/CU. FT.
MEAN ELEVATION FEET ABOVE SEA LEVEL
0
to
2000
2001
to
3000
3001 to
4000
4001 to
5000
5001 to
6000
6001 to
7000
7001 to
8000
Orifice
No.
Manifold
Pressure
Orifice
No,
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No,
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No,
Manifold
Pressure
700
--
44
3.7
725
■ ■
--
--
--
--
—
—
--
■
44
3.7
44
3.4
750
--
--
--
--
--
--
--
44
3.5
44
3.2
775
■M
3.5
44
3.2
44
3.0
800
44
3.6
44
3.3
44
3.0
44
2.8
825
--
--
44
3.7
44
3.4
44
3.1
44
2.9
44
2.6
850
■M
3.5
44
3.2
44
2.9
44
2.7
44
2.5
875
44
3.5
44
3.3
44
3.0
44
2.8
44
2.5
44
2.3
900
44
3.3
44
3.1
44
2.8
44
2.6
44
2.4
45
2.7
925
44
3.7
44
3.2
44
2.9
44
2.7
44
2.5
44
2.3
45
2.5
950
44
3.5
44
3.0
44
2,8
44
2.6
44
2.4
45
2.6
45
2.4
975
44
3.3
44
2.8
44
2.6
44
2.4
45
2.7
45
2.5
45
2.3
1000
44
3.2
44
2.7
44
2.5
44
2.3
45
2.6
45
2,4
46
2.3
1050
44
2.9
44
2.5
44
2.3
45
2.5
. J
--
--
--
: : 11 :
1100
44
2.6
45
2.7
45
2.5
45
2.3
NOTE: Natural gas data is based on 0.60 specific gravity. For fuels with different specific gravity consult the National Fuel Gas Code ANSI
Z223.1 -2002/NFPA 54-2002 or National Standard of Canada, Natural Gas And Propane Installation Code CSA B149.1 -00.
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