3.4 ELECTRICAL WIRING
230V ~ 50Hz
L
Limit thermostat
with manual
T
resetting
7 pin plug
L1
7 pole socket
Ignition
electrodes
CONTROL BOX
D5708
3.5 ELECTRODES ADJUSTMENT
(see fig. 11)
WARNING
Lean the diffuser disc-holder as-
sembly (1) on the nozzle-holder
(2) and lock it by screw (3).
For prospective adjustments of
the electrodes assembly (4),
loosen screw (5).
To have access to the electrodes
carry out operation as described in
chapter 4.1 (page 6) "RECOM-
MENDED NOZZLES".
2304
WARNING
N
Switch with fuse
6A max.
Regulating
thermostat
T
N
T1
T2
S3
B4
Brown
Blue
553SE
Burner-earth
Fig. 11
D5022
WARNING
Do not exchange neutral with phase.
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.
Hour counter
h
(230V - 0.1A max.)
Remote
lock-out lamp
(230V - 0.1A max.)
Photoresistance
Oil valve
Motor
Black
White
M
Blue
Capacitor
Heater with
start thermostat
0
4.5
– 0.5 mm
4
3
5
GB
TESTING:
Check the shut-down of the
burner by opening the thermo-
stats and the lock-out by darken-
ing the photoresistance.
S7186
To remove the control-box from
the burner, loosen screw (A, fig. 10)
after removing all components,
the 7 pin plug and earth wire.
In case of disassembly of the
c o n t r o l b o x , r e t i g h t e n t h e
screw (A) with a torque wrench
setting of 1 – 1.2 Nm.
WARNING
MUST BE RESPECTED
±
2.5
0.2 mm
5
0
2
1
3
+ 0.5 mm
Fig. 10
A
MEASURES