Riello Burners Gulliver RG3D 394 T1 Montage- Und Bedienungsanleitung Seite 49

3.6 ELECTRICAL WIRING
D4685
Main switch
230V ~ 50Hz
Fig. 12
A
3072
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CONTROL BOX, (see fig. 12)
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.
To install the control box it is necessary to.
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 allow the elec-
trical 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 ap-
plied in series to (TL).
TESTING
® Check the burner has stopped by opening the thermostats.
® Make sure the operating burner locks out by covering the flame detector.
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 1mm². (Unless 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.
(See
page 6). If any of the hydraulic sys-
tems feature the automatic shutoff
device (230V - max. 0.5A), it must
be connected to terminals N - T2 in
the 7-pin plug.
TO BE DONE BY
THE INSTALLER
7
GB
"Hydraulic systems"
KEY TO LAY-OUT:
B – Flame detector
– 2 nd stage working
B5
signal
C – Capacitor
E – Ignition electrode
h.. – Hour counter
MV – Motor
S3 – Remote lock-out
signal
T6A – Fuse
TB – Burner-earth
TL – Limit thermostat
nd
TR – 2 stage thermostat
TS – Safety thermostat
st
V1 – Oil valve 1 stage
nd
V2 – Oil valve 2 stage
X.. – Plug
XP.. – Socket
on