Nexgrill DeLUXE dual energy Mode D'emploi page 23

Change the Rotisserie Burner orifice
1. Use a Phillips screwdriver, unscrew the 2 screws
and remove the rotisserie burner wind baffle.
2. Use a 24 mm wrench to remove the orifice nut.
3. Take out the orifice support, and then use a 6 mm
socket and wrench or a 6 mm nut driver to remove
the LP orifice at the end of the supply pipe. Replace
with Natural gas orifice.
IMPORTANT: Check that the orifice is properly
installed inside of the supply pipe.
4. Reinstall the orifice support and supply pipe and
tighten the nut with a 24 mm wrench.
5. Reinstall the spider guard, access cover, and wind
baffle.