EN
18
OPERATING INSTRUCTIONS
Warning
Before switching on the heater, check that the power
supply specifications are the same as those stated on
the identification plate.
Warning
For M DV models, check that the arrows on the voltage
supply selector key cover (11) are pointing to the
voltage value required, 110V or 230 V.
If necessary:
• remove the cover;
• press switch (11) to the position required;
• replace the protective cover.
START
To start the space heater:
ALL MODELS
• Set the pressure regulator to maximum pressure
• Slowly open the gas stopcockon the gas cylinder.
Warning
In case of a gas leak, close the gas stopcock
immediately, close the gas cylinder valve, switch off
the heater, remove the plug from the electrical panel,
and call customer service to find the origin of the leak.
• Make sure the switch (9) is set to “0”;
• Turn on the disconnecting switch on the main electrical panel;
M AND M DV ALL MODELS
• Move the switch (9) to position (I): fan starts;
• Press the gas valve button (13) and simultaneously press the
piezoigniter (12) once or twice until the flame light up.
• Keep pressed the gas valve button (13) for 15 / 20 seconds until
the thermocouple is sufficiently heated: when button 13 is
released, the flame stays on.
A MODELS (with or without room thermostat connected)
• Move the switch (9):
• to position if room thermostat is not connected
• to position if room thermostat is connected and set it to a
temperature higher than room temperature
• Automatic starting cycle starts until the flame lights up.
If the heater still does not function, see
“TROUBLESHOOTING” to
identify the cause of the malfunction.
STOP
To stop o
peration turn the switch (9) to position “0” if operation is
manual, or, for A model, turn thermostat adjustment down: the flame
goes out and the fan continues to work for approximately 90 sec.
cooling the combustion chamber.
Lastly, close the gas supply stopcock and turn off the isolation
switch.
Warning
For M model: wait at least 2 minutes before restarting
the heater, to allow the thermocouple to cool
completely.
Warning
If the heater is not used continuously, stop it by first
closing the gas supply stopcock and then switch it off
by pressing button (9) or by turning down the
thermostat:
this allows the gas in the gas tube to be fully used and
avoids any future leak when removing the gas tube.
VENTILATION
Type M models can be used as fans: simply disconnect gas tube
from gas bottle and turn the switch (9) to position (I).
TRANSPORTING AND HANDLING
The space heater can be lifted and moved by means of its handle.
Warning
Before moving the unit:
• Stop the heater as indicated in the “STOP”
paragraph;
• Disconnect the power supply by removing the plug
from the power socket;
• Close the gas stopcock and disconnect the gas
hose;
• Wait until the heater cools.
Warning
During transportation and/or storage, make sure the
gas valve group and gas connection pipes are not
knocked or damaged in any way.
MAINTENANCE
For efficient operation of the heater, clean the fan motor, suction
grill, combustion chamber, and burner at regular intervals. Remove
all debris.
Warning
Before doing any maintenance:
• Stop the heater as indicated in the “STOP”
paragraph;
• Disconnect the power supply by removing the plug
from the power socket;
• Close the gas supply stopcock;
• Wait until the heater cools.
Warning
Incorrect cleaning of the heater can cause damage to
property and/or people.
