Instructions for the installer
45
3.3 Regulation for natural gas
The cooking hob has been inspected for G 20 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 “3.2 Regulation for LPG ”, but
choose the nozzles and regulate the primary air for natural gas, as shown
in the following table and in paragraph “3.4 Regulation of primary air”.
Burner
Rated
heating
capacity
(kW)
Natural gas – G20 20 mbar
Nozzle diameter
1/100 mm
Reduced flowrate
(W)
Auxiliary 1.05 73 380
Semi rapid 1.65 92 380
Rapid 2.55 115 700
Ultra rapid 3.25 130 1200
Fish pan 1.9 95 750
3.4 Regulation of primary air
Referred to distance “X” in mm.
BURNER
G20
20 mbar
G30/G31
28/37 mbar
Auxiliary 2.5 2.5
Semi rapid 1 1.5
Rapid LH 1.5 2.5
Rapid RH 1.5 2.5
Ultra rapid 1.5 2.5
Fish pan 2.5 3
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