COMBUSTION HEAD ADJUSTMENT
Head adjustment is made by the screw
1
, as for indications of index
2
.
After having untightened the screw
C
, whith the screw
A
it obtains the air combustion adjustment, according
to the indications of index
B
. Block the screw
C
when the calibration is effected.
AIR FLAP ADJUSTMENT
Orientative positions of deflector and air flap
according to various Boiler power levels (kW)
and nozzle size (gph).
1
2
18
It is necessary to make combustion tests and to turn the air shaft regulating screw for adjusting the air quantity.
