AIR REGULATION PRINCIPLE DIAGRAM
NOT CORRECT ADJUSTMENT
Air combustion in-let
gate very closed
CORRECT ADJUSTMENT
Air combustion in-let
gate considerably opened
FOR GAS BURNER
Combustion head
Disk
Air passage
big opening
Combustion head
Disk
Air passage fairly
closed.
ATTENTION:
avoid the total closing
23
N° 8769/2/GB
Adjustment screw of the disk-head
position (tighten in order to open
the air passage between the disk
and the head, unscrew to close)
Adjustment screw of the disk-head
position (tighten in order to open the
air passage between the disk and the
head, unscrew to close)
Rev. 16/11/93