Carrier 58MVP Installation, Start-Up, And Operating Instructions Manual page 41

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Table 12—Model 58MVP Orifice Size and Manifold Pressure for Correct Input (Continued)
(Tabulated Data Based on 20,000 Btuh High Heat/13,000 Btuh Low Heat per Burner
AVG GAS
ALTITUDE
HEAT VALUE
RANGE
AT ALTITUDE
(FT)
(BTU/CU FT)
625
650
675
7001 700
725
to 750
775
8000 800
825
850
AVG GAS
ALTITUDE
HEAT VALUE
RANGE
AT ALTITUDE
(FT)
(BTU/CU FT)
600
625
8001 650
675
to 700
725
9000 750
775
800
AVG GAS
ALTITUDE
HEAT VALUE
RANGE
AT ALTITUDE
(FT)
(BTU/CU FT)
575
600
9001 625
650
to 675
700
10,000 725
750
775
* Orifice numbers shown in BOLD are factory installed.
Derated 2% for each 1000 ft Above Sea Level) *
0.58 0.60
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
43 3.8/1.6 42
43 3.5/1.5 43
44 3.8/1.6 43
44 3.5/1.5 44
44 3.3/1.4 44
45 3.7/1.6 45
45 3.5/1.5 45
45 3.3/1.4 45
47 3.6/1.5 45
47 3.4/1.4 47
0.58 0.60
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
43 3.8/1.6 42
43 3.5/1.5 43
44 3.7/1.6 43
44 3.5/1.5 44
44 3.2/1.4 44
45 3.6/1.5 45
45 3.4/1.4 45
45 3.2/1.3 45
47 3.6/1.5 47
0.58 0.60
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
43 3.8/1.6 42
43 3.5/1.5 43
44 3.7/1.6 44
44 3.4/1.4 44
45 3.8/1.6 44
45 3.6/1.5 45
45 3.3/1.4 45
47 3.7/1.6 45
47 3.5/1.5 47
SPECIFIC GRAVITY OF NATURAL GAS
0.62
Manifold Manifold
Orifice
Pressure Pressure
No.
High/Low High/Low
3.3/1.4 42 3.4/1.4
3.7/1.6 43 3.8/1.6
3.4/1.4 43 3.5/1.5
3.6/1.5 44 3.8/1.6
3.4/1.4 44 3.5/1.5
3.8/1.6 44 3.3/1.4
3.6/1.5 45 3.7/1.6
3.4/1.4 45 3.5/1.5
3.2/1.3 45 3.3/1.4
3.5/1.5 47 3.7/1.5
SPECIFIC GRAVITY OF NATURAL GAS
0.62
Manifold Manifold
Orifice
Pressure Pressure
No.
High/Low High/Low
3.3/1.4 42 3.4/1.4
3.6/1.5 43 3.8/1.6
3.4/1.4 43 3.5/1.5
3.6/1.5 44 3.7/1.6
3.3/1.4 44 3.4/1.5
3.8/1.6 44 3.2/1.4
3.5/1.5 45 3.6/1.5
3.3/1.4 45 3.4/1.4
3.7/1.6 45 3.2/1.3
SPECIFIC GRAVITY OF NATURAL GAS
0.62
Manifold Manifold
Orifice
Pressure Pressure
No.
High/Low High/Low
3.2/1.4 42 3.3/1.4
3.6/1.5 43 3.7/1.6
3.8/1.6 43 3.5/1.5
3.5/1.5 44 3.7/1.5
3.3/1.4 44 3.4/1.4
3.7/1.6 45 3.8/1.6
3.4/1.5 45 3.6/1.5
3.2/1.4 45 3.3/1.4
3.6/1.5 47 3.7/1.6
41
0.64 0.66
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
42 3.5/1.5 42
42 3.2/1.4 42
43 3.6/1.5 43
43 3.4/1.4 43
44 3.6/1.5 44
44 3.4/1.4 44
45 3.8/1.6 44
45 3.6/1.5 45
45 3.4/1.4 45
45 3.2/1.3 45
0.64 0.66
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
42 3.5/1.5 42
42 3.2/1.4 42
43 3.6/1.5 43
44 3.8/1.6 43
44 3.6/1.5 44
44 3.3/1.4 44
45 3.8/1.6 44
45 3.5/1.5 45
45 3.3/1.4 45
0.64 0.66
Manifold
Orifice Orifice
Pressure
No. No.
High/Low
42 3.5/1.5 42
42 3.2/1.3 42
43 3.6/1.5 43
44 3.8/1.6 43
44 3.5/1.5 44
44 3.3/1.4 44
45 3.7/1.6 45
45 3.4/1.5 45
45 3.2/1.4 45
Manifold
Pressure
High/Low
3.6/1.5
3.3/1.4
3.7/1.6
3.5/1.5
3.7/1.6
3.5/1.5
3.3/1.4
3.7/1.6
3.5/1.5
3.3/1.4
Manifold
Pressure
High/Low
3.6/1.5
3.3/1.4
3.7/1.6
3.4/1.5
3.7/1.6
3.4/1.4
3.2/1.4
3.6/1.5
3.4/1.4
Manifold
Pressure
High/Low
3.6/1.5
3.3/1.4
3.7/1.6
3.4/1.4
3.6/1.5
3.4/1.4
3.8/1.6
3.5/1.5
3.3/1.4