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COMBUSTION ADJUSTMENT
In conformity with EN267 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 CO
concentration in the flue gases, their temperatures and the average temperature of the water in the
boiler.
To suit the required appliance output, fit the nozzle then adjust the pump pressure, the setting of the
combustion head and the air damper opening in accordance with the following schedule. The values
in the table refer to 12.5% CO 2 at sea level and to "zero" pressure in the combustion chamber.
FUEL LIGHT OIL
1
Nozzle
GPH
Angle
0.60
60° / 80°
0.65
60° / 80°
0.75
60°
0.85
60°
1.00
60°
1.10
60°
1.25
60°
1.35
60°
Angle: 60° in most cases.
80° in case of flame detachment, during ignitions at low temperatures.
FUEL KEROSENE
1
Nozzle
GPH
Angle
0.85
60°
1.00
60°
1.10
60°
1.25
60°
1.35
60°
1.50
60°
1.75
60°
2.00
60°
1
NOZZLES RECOMMENDED: Monarch type R - NS;
2374
2
Pump pressure
Burner output
bar
12
12
12
12
12
12
12
12
2
Pump pressure
Burner output
bar
8
8
8
8
8
8
8
8
Steinen
Comb. head
adjustment
kg/h ± 4%
Set-point
2.50
2.80
3.10
3.60
4.29
4.72
5.30
5.80
Comb. head
adjustment
kg/h ± 4%
Set-point
2.51
2.95
3.25
3.69
3.99
4.43
5.20
5.80
Delavan type W - A - E
type Q - H ;
Danfoss type S - B - H
5
GB
3
4
Air damper
adjustment
Set-point
1
1.2
1.5
1.4
2
1.8
2.5
2.2
3
2.6
4
3
5
3.5
6
4.2
3
4
Air damper
adjustment
Set-point
1
1.2
1.5
1.4
2
1.8
3
2.2
3.5
2.4
4.5
2.7
6
3.2
6
4.2
2
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