DeLonghi DFS 903 - Injector and Air Requirements Table; Injector Choice Table; Air Combustion Data; Gas Tap Lubrication

Table for the choice of the injectors
INCREASE OF AIR NECESSARY FOR GAS COMBUSTION (2 m
3
/h x kW)
BURNERS Air necessary for combustion [m
3
/h]
Auxiliary (A)
2,00
Semi-rapid (SR) 3,50
Rapid (R) 6,00
Double-ring 7,00
G 30 - 28-30 mbar G 20
BURNERS G31- 37 mbar 20 mbar
Auxiliary (A) 1,00 0,30 27 50 72
Semi-rapid (SR) 1,75 0,45 32 65 97
Rapid (R) 3,00 0,75 42 85 115
Triple-ring (TC) 3,50 1,50 65 95 135
Nominal
Power
[kW]
Reduced
Power
[kW]
Ø injector
[1/100 mm]
By-pass
[1/100 mm]
Ø injector
[1/100 mm]
By-pass
[1/100 mm]
GB
Cat: II 2H3+
adjustable
The operations must be executed by a qualified technician.
Lubrication of the gas taps
30