Electrical Wiring - Riello 370T1 Series Installation, Use And Maintenance Instructions

3.4

ELECTRICAL WIRING

WARNING
DO NOT EXCHANGE NEUTRAL WITH PHASE
~
230V
L
Safety
T
thermostat
7 pin plug
L1
7 pole socket
Ignition
electrodes
CONTROL BOX
D5521
Fig. 10
B
A
3193
50Hz
N
Main switch
T6A
Limit
thermostat
T
N T1 T2 S3 B4
550SMD
Burner-earth
Green led (Fan)
Yellow led (Heater)
Red led (Lock-out signalling due to failure to shut-down)
CONTROL BOX
To remove the control-box from the burner, loosen screw (A, fig. 10)
after removing all components, the 7 pin plug and earth wire.
During the re-assembly of the control box, retighten the screw
(A) with a torque wrench setting of 1 – 1.2 Nm.
For burners installed on air generators, remove the bridge (B, fig. 10)
from the control box.
E9070
NOTES:
– Wires of min. 1 mm
erwise 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.
(See page 5). Connect the automatic shut-off de-
*
vice (230V - 0.5 A max.) to the clamps N - T2 of the
7 pin plug.
Hour counter
h
(230V - 0.1A max.)
Remote lock-out signal
(230V - 0.5A max.)
Flame detector
Black
Blue
Brown
Oil valve
Motor
Black
M
White
~
Blue
Capacitor
Heater with start
thermostat
6 GB
2
section. (Unless requested oth-
TESTING:
Check the shut-down of the
burner by opening the thermo-
s t ats an d the loc k-ou t b y
darkening the flame detector.
S7145
Black
Brown
Blue