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3.9
Burner components
2
1
7
1
Compressed air valve
2
Air solenoid valve
3
Air inlet pressure gauge
4
Oil modulator and gas butterfly valve servomotor
5
Oil modulator
6
Nozzle delivery pressure gauge
7
Oil shut off VOG valve
8
Air inlet to fan
9
Electric panel board - cover
10 Lifting eyebolts
11 Air gate valve servomotor
12 Nozzle return pressure gauge
13 Max oil pressure switch
14 Air pressure switch
15 Manifold
16 Thermal insulation screen for securing burner to boiler
17 Shutter
18 Ignition pilot
19 Combustion head
20 Flame stability disk
21 Nozzle
22 Atomizing lance DN40
23 Gas train flange
24 Pump motor
Technical description of the burner
3
4
5
9
6
7
13
11
12
10
8
26
25
37
36
34
33
35
25 Lever for movement of combustion head
26 Max gas pressure switch with pressure test point
27 QRI flame detector
28 Hinge for opening burner
29 Air pressure switch (diff.operating type)
30 Fan motor
31 Speed sensor (*only EV version)
32 Fan
33 Min oil pressure switch
34 Strainer
35 Check valve
36 Pump
37 Air pressure test point
11
GB
16
15
17
14
23
24
27
29
28
30
*31
32
20147279
18
19
20
21
22
Fig. 5
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