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Technical description of the burner
3
3.9
Burner components
25
6
19
A
A
11
8
18
30
7
12
10
9
13
14
15
Fig. 5
1 Combustion head
2 Ignition electrode
3 Screw for combustion head adjustment
4 Pipe coupling
5 Gas servomotor
6 Plug-socket on ionisation probe cable
7 Motor relay
8 Operation on/off switch
9 Terminal board for electrical wiring
10 Operator panel with LCD display
11 Control box for checking flame and air/fuel ratio
12 Clean contact relay
13 Filter to protect against radio disturbance
14 Flame inspection window
15 Ignition transformer
3.10 Burner equipment
The burner is supplied complete with:
Gas train flange
Flange gasket
4 screws to fix the flange: M10 x 35
4 screws to fix the burner flange to the boiler:
M12 x 35
N° 5 cable grommets for the electrical wiring
20022445
4
3
20
2
24
23
17
16 Cable grommets for electrical wiring (to be carried out by the
installer)
17 Air servomotor
18 Air pressure switch (differential type)
19 Guides for opening the burner and inspecting the combus-
tion head
20 Gas pressure test point and head fixing screw
21 Air pressure socket
22 Flame sensor probe
23 Air damper
24 Fan air inlet
25 Screw to secure fan to the pipe coupling
26 Gas input pipe
27 Gas regulator
28 Boiler fixing flange
29 Flame stability disc
30 Bracket for application of output regulator RWF40
Thermal insulation screen
Plugsgroup for electrical wiring
Motor protection (with fixing screw)
Instruction manual
Spare parts list
9
GB
29
22
1
21
28
16
seen from A
27
26
5
D8140
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