Riello DB 16 SM C01 TC A0 FS1 T250, Инструкции по установке, использованию и обслуживанию

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4
Fuel supply
4.1 Gas supply connections to the burner
Burner connection
The burner is connected to the gas train by the flange attachment on the gas butterfly valve (6)(Fig. 2).
The size of the flange is given in Paragraph 2.4 .
Use the relative adapters to connect the gas flange to the train, supplied as accessories.
Pilot burner connection
The burner has a special gas train that is fixed to the side of the air box. It should be connected to the main train downstream from
the filter or pressure regulator (depending on the configuration).
The diagrams below show the natural gas versions.
Supply pressure 50 ÷ 500 mbar
Fig. 13