7.2
Electrical wiring
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).
7 pin plug (boiler)
7 pole socket (burner)
TESTING
Check the shut-down of the burner by opening the thermostats.
Electrical system
2
. (Unless requested otherwise by
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
The burner is provided with a socket for the direct electrical
connection to the boiler's plug (Fig. 14).
Should the boiler be without plug, it is then necessary:
– remove the socket and respective cable mounted on the burn-
er;
– carry out the electrical connection direct to the wiring terminal
block of the burner as shown on the diagram Fig. 15.
h
Hour counter
Remote lock-out lamp
(230V - 0.5A max.), if required
L
Terminal board
5
6
7
8
9
of control box
M
~
Motor
D5334
17
GB
TO BE COMPLETED
BY THE INSTALLER
Limit
T
thermostat
Safety
T
thermostat
CARRIED-OUT
IN THE FACTORY
Fig. 14
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