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Adaptation to different types of gas F Injectors replacement
� � � � � Remove the pan supports. Remove the burner's caps and crowns. With a socket spanner 7 unscrew and remove the injectors (Fig. 5), and replace them with the ones required for the type of gas in use (see Table 2). Reassemble the parts, following the same procedure backwards. Replace the rating label (placed near the gas supply pipe) with the relevant one for the new type of gas supply. You can find this label in the package of the injectors supplied with the appliance.
Fig. 5
FO 0392
Should the feeding gas pressure be different or variable compared with the required pressure, an appropriate pressure adjuster must be fitted on the gas supply pipe, in compliance with the rules in force.
F 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
(see Fig. 6). If changing from natural gas to LPG, completely tighten clockwise the screw, until a small regular flame is obtained. turning the knob from the maximum position to the minimum position.
Fig. 6
By-pass screw
Table 1 : BY-pass diameters Burner � By-pass in 1/100 of mm. Auxiliary Semi-rapid Rapid Triple crown REDUCED POWER kW 28 32 40 56 NOMINAL POWER 3 m /h 0,381 0,267 0,190 0,095 0,285 0,210 0,186 0,085 g/h 288 202 144 72 13* NOMINAL PRESSURE mbar
� Finally check the flame does not go out when quickly
This procedure can easily be carried out, anyhow the hob has been positioned or built in the working top. Table 2 : injectors TYPE OF GAS TYPE OF BURNER INJECTORS MARKS 1/100 mm
NOMINAL POWER INPUT KW 4,00 2,80 2,00 1,00 4,00 2,80 2,00 1,00 3,00 2,13 1,72 0,90
Ultra-rapid (large) NATURAL Rapid (large) GAS G 20 Semi-rapid (medium) Auxiliary (small) LPG (Buthane/ Propane) Ultra-rapid (large) Rapid (large) Semi-rapid (medium) Auxiliary (small)
146 113 96 70 98 86 71 50 146 108 105 80
1,20 0,65 0,45 0,33 1,20 0,65 0,45 0,33 1,20 0,52 0,42 0,30
20
28-30/37
Ultra-rapid (large) NATURAL Rapid (large) GAS Semi-rapid (medium) G 20 Auxiliary (small) * for Russia only.
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