Combustion Adjustment; Combustion Head Setting; Air Damper Adjustment - Riello Burners F10 Manuel D'entretien

COMBUSTION ADJUSTMENT

In conformity with Efficiency Directive 92/42/EEC the application of the burner on the boiler, adjust-
ment and testing must be carried out observing the instruction manual of the boiler, including verifica-
tion of the CO and CO
temperature of the water in the boiler.
Nozzle
1
GPH Angle
60°
1.10
60°
1.25
60°
1.50
60°
1.75
60°
2.00
60°
2.00
1
NOZZLES RECOMMENDED : Monarch type R
2
PRESSURE:
3

COMBUSTION HEAD SETTING

This is done when fitting the nozzle, with the blast tube removed. It depends on the output of the
burner and is carried out by rotating the regulating rod, till the terminal plane of the blast tube is level
with the set-point, as indicated in the schedule.
Terminal plane of the blast tube
5
D5398
Blast tube
4

AIR DAMPER ADJUSTMENT

The values stated in the table are necessary for the first setting of air-damper.
They are relevant to a burner with mounted cowling and combustion chamber with depression zero.
These values can be adjusted, if necessary, till reaching 1 bacharach.
2359
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concentration in the flue gases, their temperatures and the average
2
Pump
pressure
2
bar
12
12
12
12
12
14
Steinen
12 bar : The pump leaves the factory set at this value.
14 bar : Improves flame-retention; it is therefore suitable for ignitions
at low temperatures.
2
3 1
Regulating rod
Shutter
Burner Comb. head
adjustment
output
kg/h ± 4%
Set-point
4.72
5.37
6.44
7.51
8.59
9.33
; Delavan
type S - Q ; Danfoss
In the sketch on the left below, the
combustion head is set for an output
of 1.50 GPH at 12 bar, while the
shutter is level with set-point 3, as
required by the above table.
5 GB
Air damper
adjustment
3 4
Set-point
2
3.2
2.5
4.5
3
6
4
6.5
5
7
6
8
type W - B
type S - B