Table of Contents
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4.10
Burner description
14
32
1
Lifting rings
2
Fan
3
Fan motor
4
Air damper servomotor
5
Oil modulator
6
Combustion head
7
Ignition pilot burner
8
Flame stability disc
9
Electrical panel casing
10 Hinge for opening the burner
11 Fan air inlet
12 Pipe coupling
13 Gasket for boiler fixing
14 Nozzle return pressure gauge
15 Shutter
16 Combustion head movement lever
17 Air damper movement lever
18 Minimum air pressure switch (differential operating type)
19 Combustion head air pressure test point
20 Maximum gas pressure switch with pressure test point
21 QRI flame sensor
22 Pressure test point for air pressure switch "+"
23 Gas butterfly valve and oil modulator servomotor
Technical description of the burner
4
1
10
1
30
27
26
24
23
16
17
17
29
25
19
6
15
7
8
20
12
28
11
9
21
10
22
18
2
24 Delivery pressure gauge
25 Oil delivery safety valves
26 Maximum oil pressure switch on return
27 Minimum oil pressure switch
28 Combustion head gas pressure test point
29 Return oil safety valves
30 Shutter position adjustment servomotor
31 Screws to lock the shutter during transportation (replace
them with the M12x25 screws supplied as standard)
32 Derivation unit terminal board box
The burner can be opened to the right or to the left
without links to the fuel supply side.
When the burner is closed, the hinge pin can be
CAUTION
refitted on the opposite side.
11
GB
31
5
31
20125093
13
3
Fig. 5
20099672
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