Sime 30 PC Manual De Instrucciones página 88

IT
ES
me t er ( ) wit h wor king r ange
30÷80°C.
To ensure optimal boiler efficiency at all
PT
times, we recommend not to drop below
a minimum working temperature of
GB
50°C.
TURNING THE BOILER OFF (fig. 27)
When the selector is in OFF position, the
boiler is in standby, the green LED flashes
at intervals of five seconds and all featu-
res are disabled, except the pump anti-
blocking feature. Move the bipolar switch
to "OFF" to disconnect the unit from the
power supply.
If the boiler is not going to be used for
a lengthy period it is advised to turn off
the electricity supply, close the gas tap,
and if the temperatures foreseen are
low, empty the boiler and the hydraulic
system to avoid breakage in the tubes
due to the freezing of the water.
GAS CONVERSION
Should it be necessary to conver t the
appliance to a different gas from the one
for which the boiler has been equipped,
approach the technical staff.
CLEANING AND MAINTENANCE
Preventive maintenance and checking of
the efficient operation of the equipment
and safety devices must be carried out
exclusively by the authorized technical
staff.
The boiler is supplied with an electric
cable. Should this require replacement,
contact exclusively with the authorized
86
technical staff.
FAULT FINDING
– Start blocked/safety or fume
thermostat tripped (fig. 29)
If the burner fails to start the red led
that signals blockage will light up.
To attempt starting it again, the selector
knob must be turned to the position ( )
Red led on Spia rossa
and released soon after, returning to the
summer ( ) or winter (
If the failure should occur again, call
the authorised technical staff to check
the boiler.
– Restoring pressure in the
heating system (fig. 29/a)
Periodically check that the pressure in
the system is between 1 and 1.2 bar. If
the pressure is below 1 bar when the
Fig. 28
) position.
Fig. 29