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4.10
Electrical panel description
20070635
1
Supply cables, external connections and kits
2
Clean contacts output relay
3
Electronic cam transformer
4
Electronic control box
5
Ignition transformer
6
Shielding terminals
7
Stop push-button
8
Off-automatic selector
9
Light signalling of main fuel valve open
10 AZL display
11 Light signalling of mains live state
12 Fan motor lockout warning lamp
13 Light signalling of burner lockout and reset switch
14 Heat request signal
15 Plug/socket servomotor
16 Auxiliary circuits fuse
4.11
Burner equipment
Gasket for gas train flange . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Thermal insulation screen . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Screws M12x25 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 2
Gas flange fixing screws M16x70 . . . . . . . . . . . . . . . . . . . No. 8
Screws M20x70 to secure the burner flange to the boiler . No. 4
Pressure switch (for leak detection control) . . . . . . . . . . . . No. 1
Cable grommets kit for optional electrical wiring input . . . . No. 1
Technical instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Spare parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
20058392
Technical description of the burner
12
GB
17 Flame sensor plug/sensor socket
18 Main terminal supply board
19 Air pressure switch
20 Terminal board for O
kit
2
21 Revolution sensor terminal board
NOTE
Two types of burner lockout may occur:
➤ Control box lockout: switching on of button 13)(Fig. 5) (red
led) signals that the burner is in lockout.
Release by pressing button 13) or else use the Display 10).
➤ Motor lockout: to release the motor see the inverter man-
ual.
Fig. 5
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