Smeg SA9058X - Manual (Page 9)

Instructions for the installer
11
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.
4.1 Replacing 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.