AIR FLAP ADJUSTMENT
After having untightened the screw C, whith the screw A it obtains the air combustion adjustment, ac-
cording tothe indications of index B. Block the screw C when the calibration is effected.
Orientative positions of deflector and air flap according to various Boiler power levels (kW) and nozzle
size (GPH).
kW
GpH
11
...
0.35
19
...
0.50
21
...
0.65
30
...
0.75
GB
35
...
0.85
It is necessary to make combustion tests and to turn the air shaft regulating screw for adjusting the air
quantity.
20
5
MAX
4
1
3
2
2
3
1
MIN
kW
GpH
5
MAX
11
...
0.35
4
1
19
...
0.50
3
21
...
0.65
2
2
30
...
0.75
3
35
...
0.85
1
MIN
kW
GpH
5
MAX
11
...
0.35
4
1
19
...
0.50
3
21
...
0.65
2
2
30
...
0.75
3
35
...
0.85
1
MIN