Alliance Laundry Systems AT120FG Manual Del Usuario página 40

Gas Requirements
High Altitude Orifice Sizing
For proper operation at altitudes above 2000 feet
(610 meters), the gas orifice size must be reduced to
ensure complete combustion. For CE Marked models,
consult local gas supplier.
Model Gas
Natural
Gas
8001 – 10,000
120FG
L.P.
Gas
8001 – 10,000
Natural
Gas
170FG
8001 – 10,000
L.P.
Gas
* Btu/hr derate of 4% per 1000 ft. (305 m) of altitude.
38
Non-CE Marked Models
Altitude
feet m
2001 – 4000 610 – 1220
4001 – 6000 1221 – 1830
6001 – 8000 1831 – 2440
2441 – 3050
2001 – 4000 610 – 1220
4001 – 6000 1221 – 1830
6001 – 8000 1831 – 2440
2441 – 3050
2001 – 4000 610 – 1220
4001 – 6000 1221 – 1830
6001 – 8000 1831 – 2440
2441 – 3050
2001 – 6000 610 – 1830
6001 – 8000 1831 – 3050
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Orifice
No. inches mm Quantity
14 0.1820 4.6
16 0.1770 4.5
17 0.1730 4.4
19 0.1660 4.2
35 0.1100 2.8
36 0.1065 2.7
38 0.1015 2.6
40 0.0980 2.5
14 0.1820 4.6
16 0.1770 4.5
17 0.1730 4.4
19 0.1660 4.2
30 0.1285 3.3
31 0.1200 3.0
Table 6
New
Rate
Part No. (Btu/hr)*
M411371 276,000
M411373 252,000
M411374 228,000
M402995 204,000
3
M402487 276,000
M411375 252,000
M411376 228,000
M406361 204,000
M411371 363,400
M411373 331,800
4
M411374 300,200
M402995 268,600
M401021 363,400
3
M401017 300,200
M414038