Instructions for the installer

4 ADAPTATION TO DIFFERENT GAS TYPES

Before carrying out any procedure, cut the electrical supply to the appliance.

The cooking range hob is set to use natural gas G20/G25 (2E+) at a pressure of 20/25 mbars in cooking ranges with a large oven, and butane/propane gas G30/G31 (3+) at a pressure of 28/37 mbars in cooking ranges provided with a cylinder housing. Moreover, the guide eye of the hose must be replaced with the appropriate one provided. If other types of gas are used, the burner injectors must be replaced, then the minimum flame must be adjusted on the gas taps. To replace the injectors, follow the instructions set out below.

4.1Replacing the hob injectors

This process does not require the primary air supply to be adjusted.

1.Remove the racks, take out all flame spreaders and caps;

2.use a 7-mm tubular spanner to unscrew the burner injectors;

3.replace the burner injectors according to the gas to be used and as described in paragraph “3.2/3.3 Tables of burner and injector characteristics”.

4.Put the burners back into their housings correctly.

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Smeg SA9058X manual Adaptation to Different GAS Types, Replacing the hob injectors