Riello DB 6 LSM C13 Installation, Use And Maintenance Instructions page 68

Example with natural gas G20:
Operation at maximum modulating output
Gas pressure at an output of 6000 kW
Pressure in combustion chamber
30.2 + 5
pressure required at test point 1)(Fig. 28).
4.14.6 Pilot - gas train connection
The burner is fitted with a dedicated gas train that is fixed to the
pipe coupling.
 It should be connected to the main train downstream the fil-
ter or the pressure adjuster (depending on configuration).
Supply pressure 68 ÷ 500 mbar.
WARNING
20114504
Installation
= 30.2 mbar
= 5 mbar
= 35.2 mbar
25 GB