1955
5
GB
3.4
ELECTRICAL WIRING
ESEGUITO IN FABBRICA
TESTING
Check the shut-down of the burner by opening
the thermostats and the lock-out by darkening
the photoresistance.
NOTES:
– Wires of 1 mm
2
section.
– The electrical wiring carried out by the installer
must be in compliance with the rules in force in
the Country.
WARNING
CONTROL BOX
To remove the control-box from the burner, loosen screw (A, fig. 10)
and pull to the arrow direction, after removing all components, the
7 pin plug and earth wire.
In case of disassembly of the control box, retighten the screw
(A) with a torque wrench setting of 1 – 1.2 Nm.
DO NOT EXCHANGE NEUTRAL WITH PHASE
S7186
Fig. 10
A
7 pin plug
7 pole socket
Black
White
Capacitor
Main switch
T6A
Motor
Limit thermostat
with manual
resetting
Blue
Oil valve
Hour counter
(230V - 0.1A max.)
Regulating
thermostat
Remote lock-out lamp
(230V - 0.5A max.)
Ignition
electrodes
Brown
Burner-earth
CARRIED-OUT IN THE FACTORY
Heater with start
thermostat
553
SE
CONTR
OL BO
X
D1912
Photoresistance
PE L
N
~
50Hz 230V
Blue