Smeg Oven Instructions For The User page 24

Carefully screw the hose connector 3 to the
appliance's gas connector 1 (½" thread
ISO 228-1), placing the seal 2 between
them. The hose connector 4 can also be
screwed to the hose connector 3,
depending on the diameter of the gas hose
used. After having tightened the hose
connector(s), push the gas hose 6 onto the
hose connector and secure it with the clamp
5 that is compliant with the standard in
force.
Connection using a rubber hose
complying with current standards is
only permitted if the hose can be
inspected along its entire length.
The inside diameter of the hose
must be 8 mm for LPG and 13 mm
for Natural gas and City gas.
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.
26
Installation
Carefully screw the connector 3 to the gas
connector 1 of the appliance, placing the
seal 2 between them.
Connection with a flexible steel hose with
conical fitting
Make the connection to the gas mains
using a continuous wall flexible steel hose
whose specifications comply with current
regulations.
Carefully screw the hose connector 3 to the
appliance's gas connector 1 (½" thread
ISO 228-1), placing the supplied seal 2
between them. Apply insulating material to
the thread of connector 3, then tighten the
flexible steel hose 4 to the connector 3.