Nordyne G7XA Series, Installation Instructions Manual

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Table 8. High Altitude Deration - Natural Gas
NATURAL GAS
ALTITUDE ABOVE
SEA LEVEL
INPUT (BTU)
46,000 61,000 76,000 107,000
0 to 1,999 FT
49 49 49 49 ORIFICE SIZE
10.0 10.0 10.0 10.0 MANIFOLD PRESSURE
2,000 to 2,999 FT
49 49 49 49 ORIFICE SIZE
9.0 9.0 9.0 9.0 MANIFOLD PRESSURE
3,000 to 4,999 FT
49 49 49 49 ORIFICE SIZE
8.5 8.5 8.5 8.5 MANIFOLD PRESSURE
5,000 to 5,999 FT
51 51 51 51 ORIFICE SIZE
10.0 10.0 10.0 10.0 MANIFOLD PRESSURE
6,000 to 7,999 FT
51 51 51 51 ORIFICE SIZE
9.0 9.0 9.0 9.0 MANIFOLD PRESSURE
8,000 to 10,000 FT
51 51 51 51 ORIFICE SIZE
8.5 8.5 8.5 8.5 MANIFOLD PRESSURE
Table 9. High Altitude Deration - Propane Gas
PROPANE
ALTITUDE ABOVE
SEA LEVEL
INPUT (BTU)
46,000 61,000 76,000 107,000
0 to 1,999 FT
57 57 57 57 ORIFICE SIZE
10.0 10.0 10.0 10.0 MANIFOLD PRESSURE
2,000 to 2,999 FT
57 57 57 57 ORIFICE SIZE
9.0 9.0 9.0 9.0 MANIFOLD PRESSURE
3,000 to 4,999 FT
57 57 57 57 ORIFICE SIZE
8.5 8.5 8.5 8.5 MANIFOLD PRESSURE
5,000 to 5,999 FT
59 59 59 59 ORIFICE SIZE
10.0 10.0 10.0 10.0 MANIFOLD PRESSURE
6,000 to 7,999 FT
59 59 59 59 ORIFICE SIZE
9.0 9.0 9.0 9.0 MANIFOLD PRESSURE
8,000 to 10,000 FT
59 59 59 59 ORIFICE SIZE
8.5 8.5 8.5 8.5 MANIFOLD PRESSURE