Riello 20155654, Installation, Use And Maintenance Instructions

Page: 16 / 84

20155699 14 GB
Technical description of the burner
4.10 Burner description
1 Lifting rings
2 Fan
3 Fan motor
4 Air damper servomotor
5 Combustion head gas pressure test point
6 Combustion head
7 Ignition electrode
8 Flame stability disk
9 Electrical panel casing
10 Gas butterfly valve servomotor
11 Fan air inlet
12 Pipe coupling
13 Gasket for boiler fixing
14 Gas butterfly valve
15 Shutter
16 Combustion head movement screw
17 Lever for controlling the dampers with graduated scale
18 Probe for flue gas temperature
19 Combustion head air pressure test point
20 Maximum gas pressure switch with pressure test point
21 ignition pilot
22 Hinge for opening the burner
23 Pressure test point for air pressure switch “+”
24 Combustion head air pressure test points
25 Gas train adapter
26 Indication for checking the rotation direction of the purging
motor
27 Flame inspection window
28 UV sensor
29 Servomotor for flue gas
30 Flange inlet for flue gas
31 Ignition pilot valves
32 Air cooling intake
Fig. 5
22 28 24 12 5 13
10
26 3
2
23
32
1 1
4
6 9
11 14
15 16
17
19
20
27
29
21
7
30
8
25
31
18
20131495
The burner can be opened to the right or to the left
without links to the fuel supply side.
WARNING
To open the burner see section “Access to head
internal part” on page 21.