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4.11
Electrical panel description
1
Supply cables, external connections and kits
2
Volt-free 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 Burner lockout warning lamp and reset switch
14 Heat request signal
4.12
Burner equipment
Gasket for gas train flange . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Thermal insulation screen . . . . . . . . . . . . . . . . . . . . . . . . No. 1
M8x20 screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 2
Bolts M16x50 to fix the gas flange . . . . . . . . . . . . . . . . . . No. 12
Nut M20 to fix the gas flange . . . . . . . . . . . . . . . . . . . . . . No. 12
Screws M20x70 to fix the burner flange to the boiler . . . . No. 4
Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Spare parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
20089637
Technical description of the burner
20094548
12
GB
15 Servomotors axillary transformer fuses
16 Auxiliary circuits fuse
17 Flame sensor plug/sensor socket
18 Main terminal supply board
19 Air pressure switch
20 Terminal board for O
kit
2
21 Rpm sensor terminal board
22 Servomotor Plug/ socket
NOTE
Two types of burner failure may occur:
Control box lockout: switching on of button 13)(Fig. 6) (red
led) signals that the burner is in lockout. release by pressing
the pushbutton 13)(Fig. 6).
Motor lockout: to release the motor see the inverter man-
ual.
Fig. 6
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