Riello RS5 Installation, Use And Maintenance Instructions page 24

3.6 ELECTRICAL WIRING

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
and legislation).
ATTENTION 
The electrical wiring carried out by the installer must be in compliance with the rules in force in the
country
NOTES
The burners are suitable for intermittent operation. This means they must stop at least once every 24 hours in order to
allow 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 limit thermostat (TL).
TESTING

Check the burner has stopped by opening the thermostats.

Check that the burner is blocked by opening the connector (CN1) inserted in the probe red wire and located out-
side the control box.
Legenda
LME – Control box
C – Capacitor
CN1 – Ionisation probe connector
XSM – Connector
Q2 – Isolating switch
M – Motor
PA – Air pressure switch
PG – Min. gas pressure switch
SM – Servomotor for air damper
ION – Ionisation probe
S3 – Lock-out signal (230V - 0,5 A max)
XTM – Burner earth
TA – Transformer
TL – Limit thermostat
TS – Safety thermostat
Y – V10 Safety valve + V11 adjusting valve
XP6 – 6 poles socket
XP7 – 7 poles socket
h1 – Hour counter
IN – Electrical switch for manual burner stop
All the installation, maintenance and disassembly operations must be carried out with the electricity
supply disconnected.
DANGER
The installation of the burner must be carried out by qualified personnel, as indicated in this manual
and in compliance with the standards and regulations of the laws in force.
WARNING
20020956
2
1 mm
. (Unless requested otherwise by local standards
7 GB