Description Of Burner Components; Burner Equipment - Riello DB 2 LSE FGR Installation, Use And Maintenance Instructions

3.12

Description of burner components

7
13
14
12
1 Box with terminal board for electrical wiring
2 Air box
3 Cover
4 Maximum gas pressure switch
5 Gas output regulator
6 Oil return pressure switch
7 Sensor flame
8 Combustion head gas pressure test point
9 Air pressure test point
10 Air servomotor
11 Fuel servomotor
12 Air duct connection flange
3.13

Burner equipment

Gasket for gas adapter. . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Screws M10x35 to fix the gas adapter . . . . . . . . . . . . . . . . No. 4
Gas adapter 2" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Thermal insulation screen . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Screws M16x50 to fix the burner flange to the boiler . . . . . No. 4
Spare parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
20169116
Technical description of the burner
8
11
5
10
20169798
12 GB
15
9
16
22
20
18 19
13 Air pressure switch
14 Flame inspection window
15 Combustion head
16 Boiler connection flange
17 Oil delivery pressure gauge
18 Oil return pressure gauge
19 Oil modulator
20 Adjustment for moving the shutter
21 Oil delivery safety valves
22 Oil return safety valves
23 Fuel input
24 Fuel return
21
3
2
17
24 6 23 1
4
Fig. 8