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6
Start-up, calibration and operation of the burner
6.1
Notes on safety for the first start-up
The first start-up of the burner must be carried out
by qualified personnel, as indicated in this manual
and in compliance with the standards and regula-
tions of the laws in force.
WARNING
6.2
Combustion adjustment
In conformity with EN 267, the application of the burner on the
boiler, adjustment and testing must be carried out observing the
instruction manual of the boiler, including verification of the CO
and CO2 concentration in the flue gases, their temperatures and
the average temperature of the water in the boiler.
The combustion air is sucked from outside, there-
fore, there can be sensitive temperature varia-
tions that can influence the percentage value of
the CO
. It is advisable to adjust the CO
WARNING
2
ing to the diagram.
For example: with an combustion air temperature
of 20°C, adjust the CO
The values in Fig. 23 are refer to 12.5% CO
with ambient temperature and light oil at 20 ° C.
Nozzle
GPH
Angle
0.40
60°
0.50
60°
0.60
60°
Nozzle
GPH
Angle
0.40
80°/60°
0.50
60°
0.60
60°
0.65
60°
0.75
60°
0.85
60°
1.00
60°
1.10
60°/45°
1.25
60°/45°
1.25
60°/45°
20136933
Start-up, calibration and operation of the burner
accord-
2
to 12.5% (± 0.2%).
2
, at sea level and
2
Pump
Pressure
Type
W
W
W
Pump
Pressure
Type
bar
W
9
W
12
W
12
W
12
W
12
W
12
W
12
W
12
W
12
W
13
Check the correct working of the adjustment, com-
mand and safety devices.
WARNING
14.0
13.5
13.0
12.5
12.0
11.5
11.0
10.5
10.0
-10
-5
Combustion air temperature (°C)
Burner
bar
kg/h ± 4%
11
12
12
Burner
output
kg/h ± 4%
1.3
1.9
2.3
2.5
2.9
3.3
3.8
4.2
4.8
5.0
22
GB
0
5
10
15
20
25
Air damper
output
adjustment
1.4
1.9
2.3
Combustion head
adjustment
Set-point
0
0.5
1
1.5
2.5
3
3.5
4.5
5
6
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30
35
40
45
Fig. 23
Set-point
1.0
1.8
2.8
Tab. G
Air damper
adjustment
Set-point
0.5
1.0
1.5
2.4
3.2
4.2
4.9
5.4
6.3
6.7
Tab. H
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