AIR REGULATION AND ARRANGEMENT OF ELECTRODE
DISK
After having installed the nozzle, check for the correct position of
the electrodes and disk according to the heights expressed in mm.
After each intervention on the head, verify that the height positions
indicated are respected.
• Position the electrode disk unit on the nozzle holder taking care
to respect the angle as indicated in the figure.
•
Lock the unit with the screw -10.
• Position the preheater (if present)-14
•
The head can be adjusted using the screw -11, and following
the indications on the index -15.
•
Screw in order to open the air passage between the disk and
head, unscrew to close.
IMPORTANT
Ignition can be improved under certain working conditions
by slightly adjusting the position of the electrodes.
CAUTION / WARNING
Assemble and disassemble the nozzle using a wrench
and counter-wrench, to avoid damaging the support or the
preheater.
20°
2 mm
6 mm
2 mm
3 mm
15
11
10
14
0002933091
Model
REGULATION DATA
NOZZLE TYPE
Pump
Burner flow rate
(15) Air damper
adjustment
(11) Disk position
adjustment
GPH
bar
kg/h
notch no.
notch no.
“BTL 3H (with prehe
-
ater)
1.00
12
3,60
6
5,5
0,85
12
3,10
6
4
0,75
12
2,70
6
3
0,60
12
2,00
4
2
0,50
12
1,70
4
1
0,40
12
1,40
3,6
1
“BTL 3
1,00
12
4
6
6,5
0,85
13,5
3,6
6
6
0,85
12
3,5
6
5,5
0,75
12
3,0
6
4
0,60
12
2,4
6
3
0,50
12
1,95
4
2
0,50
10
1,7
3,5
2
The values in the table refer to 12%
CO2 (4.5 O2), at sea level and a pres-
sure of 0.1 mbar inside the combustion
chamber.
The values indicated in the table are purely indicative.
For best burner performance, adjustments need to be
made depending on the requirements of the boiler.
RECOMMENDED NOZZLES:
DELAVAN W 60°
DANFOSS S 60°
ENGLISH
15 / 26
0006080735_201409
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