58
Adjustment of minimum level
To adjust the minimum level of the burners,
proceed as follows:
•
Light the burner.
•
Turn the knob on the minimum position.
•
Remove the knob.
•
With a thin screwdriver, adjust the by-
pass screw. Depending on the the
different types of gas taps, it may be
located inside the tap shaft, or on the tap
body (see Fig. 26).
When changing
from natural gas G20
or town gas GZ350 to liquid gas
G30/G31
, completely tighten the
adjustment screw in.
When changing
from liquid gas G30/
G31 to natural gas G20
, undo the by-
pass screw about 3/4 of a turn.
When changing
from liquid gas G30/
G31 to town gas GZ350
, undo the by-
pass screw about one turn.
When changing
from natural gas G20
to town gas GZ350
undo the by-pass
screw about 1/4 of a turn.
In any case, check that a small regular
flame is obtained.
•
Finally check the flame does not go out
when quickly turning the knob from the
maximum position to the minimum
position.
Fig. 26
By-pass
screw
