P:\Public\Spec Sheets\MAUI Gas Fire Indtructions.pdf
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INSTALLATION TECHNICAL DATA
HIGH ELEVATION
SYSTEM DATA
For 0 - 2,000 feet altitude*
burner Inlet Orifices Sizes:
NAT 3.55
LPG 1.75
* Above 2,000 feet see national Code Orifice Chart
Input rating
NAT
LPG
50,000 btu/h
48,000 btu/h
Supply Pressure
NAT
LPG Universal
Minimum
1.54 kPa
2.49 kPa
Maximum
1.99 kPa
2.99 kPa
Manifold
NAT
LPG
Pressure.92" to 0.22kPa
1.0" 2.74" kPa
ORIFICE SIZES AT ALTITUDE
Note: If altitude is more than 500’ above listing on chart use orifice specified at next
higher altitude.
Example:
7250 ft use a 3.26
7650 ft use a 3.04
SEA
2000'
3000'
4000'
5000'
6000'
7000'
8000'
9000'
10,000'
LEVEL
NG
3.55
3.45
3.45
3.26
3.26
3.26
3.26
3.04
3.04
3.04
LPG
1.75
1.7
1.7
1.61
1.61
1.61
1.61
1.51
1.51
1.51
