19
20035283
GB
Electrical system
7.2
Electrical wiring
7.2.1
Control box
To remove the control box (Fig. 17) from the burner follow of the
istruction:
Loosen the screw 1), open the protection 2) and remove all
components.
Remove the coil 3).
Loosen the two screws 4).
Move a little the control box and remove the high voltage
leads.
DANGER
Do not swap neutral and phase over, follow
the diagram carefully and make a good earth
connection.
The section of the conductors must be at
least 1mm
2
. (Unless requested otherwise by
local standards and legislation).
The electrical wiring carried out by the
installer must be in compliance with the rules
in force in the country.
WARNING
This control box has a post-purging function
Do not replace it with other versions!
WARNING
Test the burner by checking the shut-down of the
burner by opening the thermostats and the lockout
by darkening the photocell.
CAUTION
If the cover is still on, remove it and proceed with
the electric wiring following the wiring diagrams.
Use flexible cables in compliance with EN 60 335-
1 standards.
Capacitor
N
L
~ 50Hz - 230V
Boiler control
Oil valve
D11158
Photoresistance
thermostat
High limit
Motor
Main switch
T4A
Black
White
Blue
PE
Ignition
electrodes
Remote lock-out signal
(230V - 0.5A max.)
5 pin plug
5 pole socket
Burner-earth
thermostat
TO BE COMPLETED
BY THE INSTALLER
CARRIED-OUT
IN THE FACTORY
Fig. 16
Gr
ey
Yellow-
G
reen
Blue
Brown
Blac
k
HE
AT
DEM
A
ND
safety
CONTROL BOX
DANGER
This operation must be performed with the burner
turned off and mains power disconnected.
DANGER
All the installation, maintenance and dismantling
operations should be performed voltage free.
The replacement of the control box must be per-
formed by qualified personnel, as indicated in this
manual and in accordance with standards and
regulations in force.
E9151
4
4
3
1
2
Fig. 17
