Smeg CS71-5 - Manual (Page 6)

Instructions for the installer
36
3.
ADAPTATION TO DIFFERENT TYPES OF GAS
Before performing any cleaning or maintenance work, detach the
appliance from the electrical socket.
The cooking hob of the cooker is preset for G20 natural gas at a
pressure of 20 mbar. In the case of functioning with other types of gas the
burner nozzles must be changed and the minimum flame adjusted on the
gas taps. Replace the burner nozzles as indicated in the table of the gas
to be used.
3.1
Changing nozzles
1. Extract the grids and remove all the caps and flame-spreader
crowns;
2.
unscrew the burner nozzles with a 7 mm socket wrench;
3.
proceed with replacing the burner nozzles in accordance with the
table for the gas in question.