3.9
Burner description
9
17
1
Lifting rings
2
Fan
3
Fan motor
4
Air damper servomotor
5
Combustion head gas pressure test point
6
Combustion head
7
Ignition electrodes
8
Ionisation probe
9
Electrical panel cover
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 Flame stability disk
19 Combustion head air pressure test point
20 Maximum gas pressure switch with pressure test point
21 Hinge for opening the burner
22 Indication for checking the rotation direction of the purging
motor
23 Flame inspection window
24 Pressure test point for air pressure switch "+"
Technical description of the burner
23
12
5
4
11
13
19
22
6
15
14
2
16
21
20
Wait for the components in contact with heat
sources to cool down completely.
The burner can be opened to the right or to the left
without links to the fuel supply side.
To open the burner see section "Access to head
internal part" on page 22.
WARNING
11
GB
20198246
8
7
18
10
1
1
24
3
Fig. 4
20205048