Smeg PGF96 Manual page 14

6.5 Gas connection
Connection using rubber hoses complying with the current regulations is only
permitted if the hose can be inspected along its entire length.
After carrying out any operation on the appliance, check that the gas
connections are properly tightened.
The tightening torque must be 15 Nm minimum and 20 Nm maximum.
If required by the type of gas, use a pressure regulator that complies with
current regulations.
At the end of the installation, check for any leaks with a soapy solution, never
with a flame.
Connection to the gas supply network can be made using a continuous wall
flexible steel hose or a rubber hose in compliance with the guidelines
established by the applicable standard.
Once the operation is complete, check the hose fittings for leaks using a soapy
solution; never use a flame.
The hob is preset for natural gas G20 (2H) at a pressure of 20 mbar. For
supplying it with other types of gas, see chapter "7. ADAPTATION TO
DIFFERENT TYPES OF GAS". The gas inlet connection is threaded ½" external
gas (ISO 228-1).
6.5.1 Connection with a flexible steel hose
Make the connection to the gas mains using a continuous
wall flexible steel hose whose specifications comply with the
current regulations. Carefully screw the connector 3 to the
gas connector 1 of the appliance, placing the seal 2 between
them.
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Instructions for the installer
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