Advertisement
COMBUSTION HEAD ADJUSTMENT
Rotate the screw VBS clockwise or anticlockwise, by means of a screwdriver, depending on the need to develop the minimum
or maximum output. In case of replace of the combustion head, set to default value to the position indicated in Fig. 21a and Fig.
21b, respect to the nozzle end.
Type G4 - G4....P
Type G6
Type G10 - G18
Rotate the screw VRT clockwise or anticlockwise,
by means of a screwdriver, depending on the need
to develop the minimum or maximum output. In
case of replace of the combustion head, set to
default value to the position indicated in Fig. 20 (and
Tab. 9), respect to the nozzle end.
VRT
VRT
PART I: INSTALLATION MANUAL
Fig. 18
Fig. 19
Fig. 20
VRT
11
Advertisement
