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Installation and maintenance instructions Logano GA124 special gas-fired boiler • Issue 04/2005
We reserve the right to make any changes due to technical modifications.
Specifications
13
13 Specifications
Main gas orifice identification and rated orifice pressure for natural gas
Main gas orifice identification and rated orifice pressure for LP gas
1) factory setting
2) use conversion parts only as directed by the technical
documentation
The technical documentation is included with the
conversion parts (accessories).
Boiler size
Number of nozzles
Main gas orifice identification
for altitudes [feet]
Rated manifold
pressure
[in. W.C.]
0–8500 ft
1)
8501–12000 ft
2)
17
2
265
260
3.6
23
3
250
245
3.6
30
4
250
245
3.5
Tab. 24 Main gas orifice identification and rated manifold pressure for natural gas
Boiler size
Number of orifices
Main gas orifice identification
for altitudes [feet]
Rated manifold
pressure
[in. W.C.]
0–8500 ft
2)
8501–12000 ft
2)
17
2
175
170
8.9
23
3
160
155
9.9
30
4
160
155
9.5
Tab. 25 Main gas orifice identification and rated manifold pressure for LP gas
USER NOTE
If the installation location is over 8500 feet
above sea level, please contact Buderus
for the required conversion components.
Do not attempt to convert the boiler
without the approved Buderus parts and
the relevant technical documentation.
