Riello DB3 SM C01 TC FS1 A0 T250, 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 Electrode
8 Ignition electrode
9 Air pipe attachment flange
11 Ionisation probe
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 Air pressure test point of combustion head
21 Locking screws of the shutter for the transport (remove be-
fore fixing the burner to the boiler)
6
5
3
14
1
17
9
4
10
2
7
16
20
18
13
12
21
8
15
21
11
19
Fig. 2
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