Instructions for the installer
27
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
(kW)
Natural gas – G20
20 mbar
Nozzle diameter
1/100 mm
Reduced flowrate
(W)
Auxiliary (1)
1.05
73
380
Semi-rapid (2)
1.65
92
380
Average rapid (3)
2.55
115
750
Large rapid (4)
3.1
126
800
Triple crown (5)
3.9
140
1400
Triple crown (6)
3.3
130
1400
internal (7)
0.8
67
380
Double crown
external (7)
3.3
130
900
5.4 Regulation of primary air
Referred to distance “
X
” in mm.
BURNER
G20
20 mbar
G30/G31
28/37 mbar
Auxiliary (1)
1.5
1
Semi-rapid (2)
1.5
1.5
Average rapid (3)
1
1.5
Large rapid (4)
1.5
2.5
Triple crown (5)
2
3.5
Triple crown (6)
1
2.5
internal (7)
0.5
1.5
Double crown
external (7)
1
4
