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4.10
Electrical panel description
25
19 20
22
17
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
Emergency button
8
Fuel selector and enable signal to remote fuel selector
9
Light signalling of main fuel valve open
10 AZL display
11 Voltage present warning lamp
12 Light signalling fan motor and pump motor lockout
13 Burner lockout warning lamp and reset switch
14 Heat request light signalling
15 Auxiliary transformer fuses
16 Auxiliary circuits fuse
17 Flame sensor plug/sensor socket
18 Main terminal supply board
4.11
Burner equipment
Gasket for gas train flange DN80. . . . . . . . . . . . . . . . . . . No. 1
M 16 x 50 gas flange fastener screws . . . . . . . . . . . . . . . No. 8
Thermal insulation screen . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Bolts M 20 x 70 for fixing the burner flange
to the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 12
M20 Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 12
Pressure switch (for leak detection control) . . . . . . . . . . . No. 1
Light oil flexible hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 2
Fitting 1" 1/2 - 3/4" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Fitting 3/4" - 1/2" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Rotating elbow 1/2" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Spare parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
20124044
Technical description of the burner
23
26
18
6
21
6
4
7
13
24
8
1
9 12
10 11 14
19 Air pressure switch
20 Terminal board for kit
21 Plug/Oil valve socket/pump motor (derivation unit)
22 Plug/socket servomotor
23 Ventil motor contactor and thermal relay, Star/Delta starter
24 Off-automatic selector
25 Timer
26 Pump motor contactor and thermal relay
NOTE
Two types of burner failure may occur:
Control box lockout: the switching on of the button (red
led) 13)(Fig. 5) signals that the burner is in lockout. Release
by pressing button 13)(Fig. 5) or use the display.
Motor lockout: release, by pressing the button on the rele-
vant thermal relay.
12
GB
16
2
15
3
20125634
1
5
Fig. 5
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