GB
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2. unscrew the burers with a 7 mm wrench spanner. The
internal burner has a nozzle, the external burner has
two (of the same size). Replace the nozzle with models
suited to the new type of gas (see table 1).
3. replace all the components by repeating the steps in
reverse order.
Replacing the Triple ring burner nozzles
1. Remove the pan supports and lift the burners out of
their housing. The burner consists of two separate parts
(see pictures).
2. Unscrew the nozzles using a 7 mm socket spanner.
Replace the nozzles with models that are configured
for use with the new type of gas (see Table 1). The two
nozzles have the same hole diameter.
3. Replace all the components by completing the above
operations in reverse order.
• Adjusting the burners’ primary air :
Does not require adjusting.
• Setting the burners to minimum:
1. Turn the tap to the low flame position.
2. Remove the knob and adjust the adjustment screw,
which is positioned in or next to the tap pin, until the
flame is small but steady.
! In the event of single-control DRDA (DCDR) burners,
adjustment can be performed by intervening on the 2
screws located near the tap pin
(see picture)
.
3. Having adjusted the flame to the required low setting,
while the burner is alight, quickly change the position of
the knob from minimum to maximum and vice versa
several times, checking that the flame does not go out.
4. Some appliances have a safety device (thermocouple)
fitted. If the device fails to work when the burners are
set to the low flame setting, increase this low flame
setting using the adjusting screw.
5. Once the adjustment has been made, replace the seals
on the by-passes using sealing wax or a similar
substance.
6. In the event of discrete-adjustment knobs with
LED visualisation, turn the knob to the minimum
power setting them remove it and intervene on the
adjustment screw located near the tap pin.
7. Minimum setting adjustment of the DRDA (DCDR)
burner with discrete adjustment and LED
visualisation:
• To adjust the outer ring, turn the knob anti-
clockwise to the minimum power position.
• To adjust the minimum power setting of the
inner ring, turn the knob clockwise to the minimum
power position.
• Remove the knob and intervene on the
adjustment screw located near the tap pin.
! If the appliance is connected to liquid gas, the regulation
screw must be fastened as tightly as possible.
! Once this procedure is finished, replace the old rating
sticker with one indicating the new type of gas used.
Stickers are available from any of our Service Centres.
! Should the gas pressure used be different (or vary
slightly) from the recommended pressure, a suitable
pressure regulator must be fitted to the inlet pipe (in order
to comply with current national regulations).
Inner DRDA (DCDR)
burner adjustment
Total DRDA
(DCDR) burner
adjustment