Carrier WeatherMaker 8000 58YAV, Installation, Start-Up, And Operating Instructions Manual

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Table 6—Model 58YAV Orifice Size* and Manifold Pressure for Correct Input (Continued)
(Tabulated Data Based on 22,000 Btuh per Burner, Derated 4 Percent per 1000 Ft Above Sea Level)
ALTITUDE
RANGE
(FT)
AVG GAS
HEAT VALUE
AT ALTITUDE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
U.S.A.
Only
700 43 3.4 43 3.5 43 3.6 43 3.7 43 3.8
725 43 3.1 43 3.2 43 3.4 43 3.5 43 3.6
750 43 2.9 43 3.0 43 3.1 43 3.2 43 3.3
775 43 2.7 43 2.8 43 2.9 43 3.0 43 3.1
5001 800 43 2.6 43 2.7 43 2.8 43 2.8 43 2.9
825 43 2.4 43 2.5 43 2.6 43 2.7 43 2.8
to 850 43 2.3 43 2.4 43 2.4 43 2.5 43 2.6
875 43 2.2 43 2.2 43 2.3 43 2.4 43 2.5
6000 900 43 2.0 43 2.1 43 2.2 43 2.2 43 2.3
925 48 3.6 48 3.8 43 2.1 43 2.1 43 2.2
950 48 3.4 48 3.6 48 3.7 43 2.0 43 2.1
975 49 3.8 48 3.4 48 3.5 48 3.6 48 3.7
1000 49 3.6 49 3.8 48 3.3 48 3.4 48 3.5
ALTITUDE
RANGE
(FT)
AVG GAS
HEAT VALUE
AT ALTITUDE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
U.S.A.
Only
650 43 3.4 43 3.5 43 3.6 43 3.7 43 3.8
675 43 3.1 43 3.2 43 3.4 43 3.5 43 3.6
700 43 2.9 43 3.0 43 3.1 43 3.2 43 3.3
6001 725 43 2.7 43 2.8 43 2.9 43 3.0 43 3.1
750 43 2.5 43 2.6 43 2.7 43 2.8 43 2.9
to 775 43 2.4 43 2.5 43 2.5 43 2.6 43 2.7
800 43 2.2 43 2.3 43 2.4 43 2.5 43 2.5
7000 825 43 2.1 43 2.2 43 2.2 43 2.3 43 2.4
850 48 3.7 43 2.0 43 2.1 43 2.2 43 2.3
875 48 3.5 48 3.6 48 3.8 43 2.1 43 2.1
ALTITUDE
RANGE
(FT)
AVG GAS
HEAT VALUE
AT ALTITUDE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
U.S.A.
Only
625 43 3.1 43 3.3 43 3.4 43 3.5 43 3.6
650 43 2.9 43 3.0 43 3.1 43 3.2 43 3.3
675 43 2.7 43 2.8 43 2.9 43 3.0 43 3.1
7001 700 43 2.5 43 2.6 43 2.7 43 2.8 43 2.9
725 43 2.3 43 2.4 43 2.5 43 2.6 43 2.7
to 750 43 2.2 43 2.3 43 2.3 43 2.4 43 2.5
775 43 2.0 43 2.1 43 2.2 43 2.3 43 2.3
8000 800 48 3.6 48 3.7 43 2.1 43 2.1 43 2.2
825 48 3.4 48 3.5 48 3.6 48 3.8 43 2.1
850 49 3.8 48 3.3 48 3.4 48 3.5 48 3.6
ALTITUDE
RANGE
(FT)
AVG GAS
HEAT VALUE
AT ALTITUDE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
Orifice
No.
Manifold
Pressure
U.S.A.
Only
600 43 2.9 43 3.0 43 3.1 43 3.2 43 3.3
625 43 2.7 43 2.8 43 2.9 43 3.0 43 3.1
8001 650 43 2.5 43 2.6 43 2.7 43 2.8 43 2.8
675 43 2.3 43 2.4 43 2.5 43 2.6 43 2.6
to 700 43 2.2 43 2.2 43 2.3 43 2.4 43 2.4
725 43 2.0 43 2.1 43 2.1 43 2.2 43 2.3
9000 750 48 3.5 48 3.6 43 2.0 43 2.1 43 2.1
775 48 3.3 48 3.4 48 3.5 48 3.6 48 3.8
800 49 3.6 49 3.8 48 3.3 48 3.4 48 3.5
* Orifices sizes shown in BOLD are factory installed.
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