Instructions for the installer
31
5.3 Regulation for natural gas
The hob has been inspected for G20 (2H) natural gas at a pressure of
20 mbar. To allow the unit to work with this type of gas, perform the
same operations described in paragraph “
5.2 Regulation for LPG”, but
choose the nozzles and regulate the primary air for natural gas, as
shown in the following table and in paragraph “5.4 Regulation of primary
air”. After the regulations have been carried out, restore the seals with
sealing wax or equivalent material.
Burner
Rated
heating
capacity
Natural gas – G20 20 mbar
Nozzle diameter
1/100 mm
Reduced flowrate
(W)
Auxiliary
1.05 73 380
Semirapid
1.65 92 380
Rapid
2.55 115 650
Rapid large
3.1 126 750
Fish pan
2.0 100 750
Ultra rapid
3.3 130 1200
Internal
0.8 67 380
Double
crown
External
130 1200 3.3
5.4 Regulation of primary air
Referred to distance “X” in mm.
Burner
G20
20 mbar
G30/G31
30/37 mbar
Auxiliary (1) 1.5 1.0
Semirapid (2) 1.5 1.5
Rapid (3) 1.0 1.5
Rapid large (4) 2.5 10.0
Fish pan (7) 2.0 2.5
Ultra rapid (5) 2.0 2.5
Ultra rapid (8) 2.0 2.5
Internal 9.0 1.0
Double
crown (6)
External 1.5 8.0
Internal 1.5 1.5
Double
crown (9)
External 1.5 4.0
To identify the burners on your hob, refer to the drawings in point “6.3 Arrangement of burners
on hob “
