6.7
Adjusting the three-flame head assembly
The head assembly 1)(Fig. 14) has three zones A), B) and C)
with different outputs.
Adjusting these zones is carried out using the screws on the mod-
ulator 2).
To access the adjustment screws, the two covers 3) need to be
removed.
Using the screw A) you can adjust the output of the front
area of the head assembly A).
Screwing in decreases the output and unscrewing increases
it.
Using the screw B) you can adjust the output of the central
area of the head assembly B).
Screwing in decreases the output and unscrewing increases
it.
Operation
A
4
A
1
2
17
Using the screw C) you can adjust the output of the rear
area of the head assembly C).
Screwing in decreases the output and unscrewing increases
it.
After adjusting, put back the covers 3) taking care
to position the gasket correctly 4).
WARNING
C
B
3
B
4
3
GB
C
20099563
Fig. 14
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