Instructions for the installer
22
9.4
Adjustment for natural gas G20
-
G20/G25
The cooker hob is preset for
natural gas G20
(2H)
-
G20/G25
(2E+)
at a pressure of 20 mbar
- 20/25 mbar
. To reset the appliance
for operation with this type of gas, carry out the same steps as described in “9.2
Adjustment for LPG”, but select the nozzles and adjust the primary air for natural
gas as indicated in the table below and in "9.5 Primary air adjustment”. After the
adjustments have been carried out, restore the seals with sealing wax or
equivalent material.
Burner
Rated
heating
capacity
(kW)
Natural gas – G20/G25
20/25 mbar
G20
20 mbar
Nozzle diameter
1/100 mm
Reduced capacity
(W)
Auxiliary (1)
1.05
73
380
Semi-rapid (2)
1.65
92
380
Medium rapid (3)
2.55
115
650
Large Rapid (4)
3.1
126
750
Ultra-rapid (5)
3.3
130
1200
Double crown
Internal (6)
1.05
73
380
External (6)
3.9
140
1200
Fish burner
2.0
100
750
9.5
Primary air adjustment
Refers to distance “
X
” in mm.
BURNER
G30/G31
28/37 mbar
G20/G25
20
/
25
mbar
G20
20 mbar
G25
20 mbar
G30/G31
50 mbar
Auxiliary (1)
1.0
1.5
1.5
0.5
Semi-rapid (2)
1.5
1.5
1.5
1.0
Medium rapid (3)
1.5
1.0
1.0
1.5
Large Rapid (4)
10.0
2.5
1.5
1.5
Ultra-rapid (5)
2.5
2.0
1.0
1.5
Double crown
Internal (6)
6.0
3.0
2.0
3.0
External (6)
10.0
3.0
1.5
10.0
Fish burner
2.5
2.0
2.0
1.5
To identify the burners on your hob, refer to the drawings in “9.7 Arrangement of the burners on the
cooking hob”.
BE
BE
BE
BE
