25
To adapt the appliance to a different kind of gas from the
one the appliance has been set for, follow the instructions
below in their order.
Hob burners nozzles
1. Nozzles replacement
1)
Remove the pan supports.
2)
Extract the caps and the wall baffles of the burners.
3)
Using a socket spanner 7 unscrew and remove (Fig.
17) the nozzles replacing them with the ones
required for the kind of gas in use (see table “Burner
characteristics”).
4)
Reassemble the parts following the same procedu-
re backwards.
These burners do not need any primary air regulation.
2. Adjustment of minimum level
To adjust the minimum level:
1)
turn the knob to the position of minimum flame;
2)
remove the knob (Fig. 18);
3a)
when converting from natural gas to LPG, tightly
screw the by-pass screw of the cocks;
3b)
when converting from LPG to natural gas unscrew
about one-fourth turn by-pass screw, until a regular
small flame is reached;
4)
reassemble the parts following the same procedure
backwards.
Check that, when turning quickly the knob from the
maximum position to the minimum one the flame does
not go out.
Fig. 17
Adaptation to different kinds of gas
By-pass screw
Fig. 18
Normal power
Reduced power
NATURAL GAS
20 mbar
LPG
28-30/37 mbar
Mark
1/100
G20
G30
Mark
1/100
g/h
m
3
/h
kW
kW
Semi-rapid
Auxiliary
1,0
2,0
3,2
0,33
0,45
0,65
70
96
121
0,095
0,190
0,305
50
71
88
72
144
231
Rapid
BURNER
Burner characteristics
By-pass diameters
Bico
Ø By-pass
in 1/100
of mm.
Auxiliary
28
Semi-rapid
32
Rapid
40