04/2011 - Art. Nr. 4200 1037 0000A
29
Air regulation
Combustion air is regulated at two
points:
• on the pressure side, by the gap
between the turbulator and the burner
tube.
• on the vacuum side, by the air flap that
can be adjusted manually using a
knob.
Air regulation by air flap
Air is regulated on the vacuum side by
an air flap. This is controlled by knob
103B
.
Commissioning
Air regulation
The regulation of air in the
combustion head
influences not only
the airflow but also the mixing zone and
the air pressure in the burner tube.
- Turning screw
A
:
anticlockwise: more air
clockwise: less air
• Adjust dimension
Y
in accordance with
the settings table.
en
