Filling Heating System And Checking For Leaks - Buderus Logano GA124 Installation And Maintenance Instructions Manual

7 Boiler installation
Adjustment for vertical flue system independent of
room air
Combustion air supply through combustion air pipe or
flexible combustion air hose from outside.
Boiler Adjustment dimension X of the combustion
size air baffle depending on the length (feet) of
the vertical flue pipe/combustion air pipe
up to
5 feet 30 feet
30 4.5
23 4.5
17 4.5
Tab. 10 Rigid combustion air pipe 3" as per Fig. 33
Boiler Adjustment dimension X of the combustion
size air baffle depending on the length (feet) of
the vertical flue pipe/combustion air hose
30 0 (up to 30 feet maximum)
23 2.0 (up to 30 feet maximum)
17 3.0 (up to 30 feet maximum)
Tab. 11 Flexible combustion air hose 3" as per Fig. 33
7.7

Filling heating system and checking for leaks

The boiler is tested for leaks at the factory. Before
placing the heating system into use, check it for
soundness to avoid leaks occurring during operation.
Water treatment
USER NOTE
Have the water analyzed before filling the
heating system. The water may require
treatment as a result of the analysis.
Please consult the local water supply
company if the water is extremely hard or
has a pH level below 7.0.
SYSTEM DAMAGE
due to overpressure during the leak test.
Pressure, control or safety components
CAUTION!
may be damaged by high pressure.
Before conducting the leak test make
sure that no pressure, control or safety
components that cannot be
disconnected from the water
compartment of the boiler are installed.
32 Installation and maintenance instructions Logano GA124 special gas-fired boiler • Issue 04/2005
up to up to up to
45 feet max.
50 feet
3.5 0
4.0 2.5 2.5
4.0 3.0 3.0
-
Fig. 33 Vertical flue system independent of room air
1 Flue pipe 3"
2 Combustion air pipe 3" or combustion air hose 3"
Fig. 34 Temperature/pressure gauge
We reserve the right to make any changes due to technical modifications.
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