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3.6
Burner description
9
27
13
20092516
1
Lifting eyebolts
2
Fan
3
Fan motor
4
Air gate valve servomotor
5
Gas pressure test point
6
Combustion head
7
Ignition pilot
8
Flame stability disk
9
Electric panel board - cover
10 Servomotor for gas butterlfy valve
11 Air inlet to fan
12 Manifold
13 Thermal insulation screen for securing burner to boiler
14 Gas butterfly valve
15 Shutter
16 Lever for movement of combustion head
17 Gears for movement of air damper
Technical description of the burner
17
1
20
11
12
21
24
5
10
22
16
25
19
1
6
14
28
18
23
4
26
2
18 Air pressure switch
19 Air pressure test point
20 Maximum gas pressure switch with pressure test point
21 QRI infrared sensor
22 Hinge for opening burner
23 Air pressure test point "+"
24 Air pressure test point "-"
25 Ignition pilot attachment
26 Speed sensor
27 Flue gas butterfly valve servomotor (supplied as equipment)
28 Inlet flue gas flange
The burner can be opened either on the right or left
sides, irrespective of the side from which fuel is sup-
plied. When the burner is closed, the hinge can be
WARNING
re-positioned on the opposite side.
11
GB
15
7
8
3
Fig. 3
20037075
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