Nordyne CMF95 Series Installation Instructions Manual page 31

LOCAL HEATING VALUES FOR NATURAL GAS
ALTITUDE ABOVE
SEA LEVEL
2,000 FT LOW
3,000 FT LOW
4,000 FT LOW
5,000 FT LOW
6,000 FT LOW
7,000 FT LOW
8,000 FT LOW
9,000 FT LOW
10,000 FT LOW
HIGH HEATING VALUE &
MANIFOLD PRESSURE = 3.5 in. W.C.
INPUT (BTU)
ALTITUDE ABOVE
SEA LEVEL
45,000
0 to 1,999 FT 49
2,000 to 2,999 FT 50
3,000 to 3,999 FT 50
4,000 to 4,999 FT 51
5,000 to 5,999 FT 51
6,000 to 6,999 FT 51
7,000 to 7,999 FT 52
8,000 to 8,999 FT 52
9,000 to 9,999 FT 52
Table 11. Orifices for Natural Gas
High Heating Value
ORIFICES FOR PROPANE GAS
MANIFOLD PRESSURE = 10 in. W.C.
ALTITUDE ABOVE
SEA LEVEL
45,000
0 to 1,999 FT 57
2,000 to 2,999 FT 57
3,000 to 3,999 FT 57
4,000 to 4,999 FT 57
5,000 to 5,999 FT 58
6,000 to 6,999 FT 59
7,000 to 7,999 FT 59
8,000 to 8,999 FT 60
9,000 to 9,999 FT 61
Table 9. Orifices for Propane Gas
BTU PER CUBIC FOOT
650 700 750 800
LOW LOW LOW
LOW LOW LOW
LOW LOW LOW
LOW LOW LOW
LOW LOW LOW
LOW LOW LOW
LOW LOW HIGH
HIGH
LOW LOW
HIGH HIGH
LOW
Table 10. Natural Gas Heating Values
72,000
47
48
48
48
49
49
50
50
50
INPUT (BTU)
72,000
56
56
56
56
56
57
57
57
57
850 900 950
HIGH
LOW LOW
LOW LOW HIGH
HIGH HIGH
LOW
LOW HIGH HIGH
HIGH HIGH HIGH
HIGH HIGH HIGH
HIGH HIGH HIGH
HIGH HIGH HIGH
HIGH HIGH HIGH
LOW HEATING VALUE &
MANIFOLD PRESSURE = 3.5 in. W.C.
ALTITUDE ABOVE
SEA LEVEL
0 to 1,999 FT
2,000 to 2,999 FT
3,000 to 3,999 FT
4,000 to 4,999 FT
5,000 to 5,999 FT
6,000 to 6,999 FT
7,000 to 7,999 FT
8,000 to 8,999 FT
9,000 to 9,999 FT
Table 12. Orifices for Natural Gas
Low Heating Value
1,000 1,050
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
HIGH HIGH
INPUT (BTU)
45,000 72,000
49 47
49 47
49 47
50 47
50 47
50 48
51 48
51 49
51 49
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