3.4 Electrical Wiring - Riello Gulliver RG3 393T1 Manuel D'entretien

3.4 ELECTRICAL WIRING

D4684
230V ~ 50Hz
A
3280
Main switch
CONTROL BOX, (see fig. 9)
To remove the control box from the burner it is necessary to:
 disconnect all the connectors, the 7-pin plug, the high voltage cables
and the earth wire (TB);
 unscrew the bolt (A) and pull the control box in the direction of the
arrow.
Fig. 9
To install the control box it is necessary to.

screw the bolt (A) in at a torque of 1 - 1.2 Nm;

reconnect all the connectors previously disconnected.
NOTES:
The burners have been type-approved for intermittent operation.
This means they must stop at least once every 24 hours in order to al-
low the electrical control box to check its efficiency on start-up.
The boiler limit thermostat (TL) normally ensures the burner halts. If
this does not happen a time switch halting the burner at least once
every 24 hours must be applied in series to (TL).
E9275
ATTENTION:

Do not swap neutral and phase over, follow the diagram
shown carefully and carry out a good earth connection.
The section of the conductors must be at least 1mm . (Un-

less 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.
TESTING

Check the burner stops by opening the ther-
mostats.

Check the burner stops by shading the
flame detector.
CARRIED-OUT
IN FACTORY
TO BE DONE BY
THE INSTALLER
6
GB
4
KEY TO LAY-OUT:
– Capacitor
C
– Electrode
E
– Flame detector
F
– Hour counter
h1
– Motor
MV
– Bridge socket
P
RS – Remote reset
SER – Safety lockout device
– Lock-out signal
S3
(230V - 0.5 A max)
T6A – Fuse
– Burner-earth
TB
– Limit thermostat
TL
– Safety thermostat
TS
– Oil valve
V1
– Safety lockout device
V2
– 7 pin plug
X7
XP7 – 7 pole socket