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7.2
Electrical wiring
7 pin plug (boiler)
7 pole socket (burner)
Do not swap neutral and phase over, follow
the diagram shown carefully and carry out a
good earth connection.
The electrical wiring carried out by the
WARNING
installer must be in compliance with the rules
in force in the country.
The section of the conductors must be at
least 1mm
local standards and legislation).
TESTING
Check the shut-down of the burner by opening the thermostats.
7.2.1
Control box
This operation must be performed with the burner
turned off and mains power disconnected.
DANGER
To remove the control box from the burner, loosen screw
A)(Fig. 15) and pull towards the arrow.
Electrical system
230V ~ 50Hz
L
N
Main switch
Fuse T6A
1
N T1 T2 S3 B4
Burner-earth
N
1
2
3
4
Valve
Black
Capacitor
Black
2
. (Unless requested otherwise by
Hour counter
h
Remote lock-out lamp
(230V - 0.5A max.), if required
L
Terminal board
5
6
7
8
9
of control box
M
~
Motor
D5334
Run of the electrical cable (Fig. 15)
1
Grommet
2
Cable clamp
3
Terminal board
17
GB
TO BE COMPLETED
BY THE INSTALLER
Limit
T
thermostat
Safety
T
thermostat
CARRIED-OUT
IN THE FACTORY
Neutral
N
Phase
L
Burner-earth
Lock-out lamp
Fig. 14
S7183
Fig. 15
2902812
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