Riello DB 6 SM CO1 A0, Installation, Use And Maintenance Instructions

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5
CHAPTER
2
Burner description
2.3 Burner components
Key
1 Air box
2 Cover
3 Servomotor
4 Control box base for electrical connections
5 Boiler attachment flange
6 Combustion head
7 Gas pressure test point on combustion head
8 Ignition electrode
9 Air pipe attachment flange
10 Flame inspection window
11 UV cell
12 Air pressure switch
13 Maximum gas pressure switch with pressure test point
14 Gas connection flange
15 Shutter
16 Lever for moving combustion head
17 Air damper command lever
18 Gas butterfly valve command lever
19 Variable profile cam
20 Pressure test point on combustion head
21 Locking screws of the shutter during the transport (re-
place them with the screws M12x16 supplied with the
burner).
Fig. 2
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