41
LEFT and RIGHT OVENS
REGULATING OF THE OVEN MINIMUM
To be effected only for the oven burner
(as the grill burner has an only fixed
input) operating on the thermostat as fol-
lows:
– Light the oven taking the knob to max.
position ( ).
– remove the knob and by a thin screw-
driver (3 mm section - 100 mm long)
unscrew of about a half turn the screw
by-pass G, passing through the front
panel hole (fig. 10.18)
– fit the knob and let the oven heat for
10 minutes, then take the knob to
position 130 allowing the thermostat
to work under by-pass.
– after further removal of the knob, stop
slowly the screw by-pass G (being
careful not to turn the knob rod) until
the flame reaches 3-4 mm high.
N.B. For LPG the by-pass screw must
be fixed thoroughly.
LUBRICATION OF THE GAS TAPS
If the gas tap becomes stiff, it is neces-
sary to dismount it accurately clean it
with gasoline and spread a bit of special
grease resistant to high temperatures on
it.
The operations must be executed by a
qualified technician.
IMPORTANT
All intervention regarding installation
maintenance and conversion of the
appliance must be fulfilled with origi-
nal factory parts.
The manufacturer declines any liabili-
ty resulting from the non-compliance
of this obligation.
G
Fig. 10.18
Flame correct
Flame faulty in
primary air
Flame with excess
primary air
Flame Flame Flame
faulty in correct with excess
primary air primary air
long, yellow clear short and sharp
and interior blue too blue interior
trembling cone cone tending to
detach
CAUSE
air regulating correct air regulating
tube, too distance of tube, too
closed the tube open