Transformation To Operate With Other Gas Type; Cooktop; Cooking Plate - Diamond G77/4F7T-N Handbuch

3.
3.1

COOKTOP

- Remove the grills, the flame-spreader and the burning assembly
- Remove the knobs
- Remove the front panel.
REPLACING THE WORKTOP BURNER NOZZLE
Using a size-12 spanner, replace the burner nozzle (Fig.2 position 2) with one corresponding to the type of gas selected,
following Table II Injectors
REPLACING THE WORKTOP PILOT BURNER NOZZLE
- Remove the two blocking dies (Fig.3 position 4) with a 4mm Allen-key.
- Lift the pilot burner's head (Fig.3 position 5).
- Using a size-5 spanner, replace the nozzle (Fig.3 position 4) of the pilot burner with one corresponding to the type of gas
selected and following Table II Injectors
- Before installing the head (Fig. 3 position 5), adjust the primary air by turning its regulator (Fig. 3 position 6). Ignite the
pilot and check the flame's length and quality, which should not be too weak nor too thin, but approx. 20mm long, almost
detached from the head and without a yellow tip (L.P.G. gas).
REPLACING THE IDLE SCREW; BYPASS
- Replace the minimum thermal capacity screw, bypass (Fig. 2 position 1)) with one corresponding to the gas type chosen,
and complying with Table II Injectors
- The thermal capacity in the minimum position should be approx. 30% of the nominal thermal capacity. When you turn the
fast knob from the maximum position (
3.2

COOKING PLATE

REPLACING THE PILOT BURNER NOZZLE
N.B.: We advise to first remove the spark plug because it can easily break.
To change the pilot injector, you need to unscrew the nut (Fig. 6 position 7) with a size-10 spanner and replace the injector
(Fig. 6 position 6) with one corresponding to the gas type chosen and shown on Table II Injectors.
REPLACING THE PILOT BURNER NOZZLE
Replace the burner nozzle (Fig. 6 position 1) with one corresponding with the gas type chosen and shown on Table II
Injectors.
Ignite the pilot burner (Fig. 6 position 5) bringing the knob Fig. 8 to position (
bringing the knob to position 8, loosen the screw (Fig. 6 position 2) and adjust the flame by acting on the adjusting gauge
(Fig. 6 position 3); for each gas type regulate the primary air (R.o.A.) of X mm (see Table II Injectors ).
REPLACING THE IDLE "BYPASS" SCREW
Replace the idle screw (Fig. 5 position 11) located on the thermostat, with one corresponding to the gas type selected and
following Table II Injectors.
Screw the idle bypass screw fully down
After replacing the nozzles, apply on the existing label the one supplied with the machine indicating the new type of gas.

TRANSFORMATION TO OPERATE WITH OTHER GAS TYPE

) to the minimum position ( ), the burner should not go off nor return.
), ignite the burner (Fig. 6 position 4)
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GB