Electrical Wiring - Riello GS5 Installation, Use And Maintenance Instructions

ELECTRICAL WIRING

~ 50Hz 230V
Main switch
general
KEY TO LAYOUT
AD – Air damper opening motor
C – Motor capacitor
CN1 – Ionising probe connector
E – Ignition electrode
h1 – Hour counter
(230V - 0.1A max.)
MV – Fan motor
WARNING:

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 1 mm
otherwise by local standards and legislation).

The electrical wiring carried out by the installer must comply with the
rules in force in the country.
IMPORTANT
The burners have been approved for intermittent operation.
This means that they must stop once every twenty four hours to
permit the electrical control box to check its efficiency at start up.
Normally the boiler's limit thermostat (TL) ensures the stopping of
the burner. If this is not the case, it is necessary to apply in series
with the (TL) a timer switch that turns off the burner at least once
every twenty-four hours.
TESTING

Check the burner has stopped by opening the hermostats.

Check that the burner has locked out during operation by opening
the connector (CN1) inserted in the probe's red wire, located out-
side the control box.
Black
White
Blue
D7388
TERRA
PA – Air pressure switch
PG – Minimum gas pressure switch
RS – Remote reset conn.
SB – Lockout light
(230V - 0.5A max.)
SM – Single stage gate conn.
SO – Probe ionisation
TB – Burner earth
5
CONTROL BOX, (see fig. 2)
To extract the control box from the burner it is nec-
essary:

to disconnect all the connectors connected to it,
the 7 pin plug, and the earth wire (TB);

undo the screw (A) and pull out the control box
in the direction of the arrow.
For the installation of the control box it is neces-
sary:

to tighten up the screw (A) with a tightening
torque of 1 – 1.2 Nm;

connect all the connectors that were previously
connected.
Fig. 2
A
TL
TS
T6A – Fuse
V1
VS
XP6 – 6 pin plug/socket
XP7 – 7 pin/plug socket
F
GB
2
. (Unless requested
– Limit thermostat
– Safety thermostat
– Adjustment valve
– Safety valve
– Filter
E9323
20013751