Instructions for the installer
3.3 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 “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”.
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| Burner |
| heating |
| Natural gas – G20 20 mbar |
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| capacity |
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| (kW) |
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| Nozzle diameter |
| Reduced flowrate |
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| 1/100 mm |
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| Top with front controls: |
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| Auxiliary |
| 1.05 |
| 73 |
| 380 |
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| Semi rapid |
| 1.65 |
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| Rapid |
| 2.55 |
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| Ultrarapid |
| 3.25 |
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| Top with side controls: |
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92 |
| 420 |
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115 |
| 650 |
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130 |
| 1400 |
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| Auxiliary |
| 1.05 |
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| 73 |
| 380 |
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| Semi rapid |
| 1.65 |
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| 92 |
| 450 |
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| Rapid |
| 2.55 |
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| 115 |
| 650 |
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| Ultrarapid |
| 3.25 |
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| 130 |
| 1400 |
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3.4 Regulation of primary air Referred to distance “X” in mm.
| BURNER |
| G20 |
| G30/G31 |
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| 20 mbar |
| 28/37 mbar |
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| Top with front controls: |
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| Auxiliary |
| 2.5 |
| 2.5 |
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| Semi rapid |
| 1.5 |
| 2 |
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| Rapid |
| 2.5 |
| 2 |
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| Ultrarapid |
| 1.5 |
| 2.5 |
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| Top with side controls: |
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| Auxiliary |
| 3 |
| 3 |
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| Semi rapid |
| 2 |
| 1.7 (*) |
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| Rapid |
| 3 |
| 2.5 |
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| Ultrarapid |
| 1.7 |
| 3 (**) |
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(*) Semi rapid, rear: 2.5
(**) Ultrarapid, front: 4
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