Ariston 3319483 Instrucciones De Instalacion Y Uso página 35

TROUBLESHOOTING
All models
The screen is empty
The display shows
The display shows
The display shows
to switch on.
The heating system does not respond to
the temperature adjustments.
The display shows
+
Wireless models
The display shows
The receiver LED flashes RED
The display shows
Receiver LED OFF
Receiver LED flashes ORANGE
Replace the batteries.
Contact the installer.
The batteries have reached 10% of their charge and must be
replaced as soon as possible.
The batteries are wearing out and must be replaced immedi-
+
ately – see "Replacing the batteries".
The boiler switches from on to off as it gradually controls
the temperature and the icon sometimes appears when the
but the boiler fails
boiler is off.
If the boiler does not switch on for an extended period of
time, contact your installer.
Make sure that the set temperature is higher than the room
temperature.
Check that the heating system is switched on.
Check that the receiver is on and that the timer-controlled
thermostat detects the wireless signal (only for models
3319484 - 3319487 - 3319490).
The temperature sensor is defective: contact your installer to
repair or replace the thermostat.
+
Wireless signal lost. Move the thermostat to another point
and attempt to restore the communication.
Check that the receiver is powered by pressing the button
+
that switches the boiler on.
If the receiver is powered, the pairing has not been memo-
rised.
The receiver is in reception mode, which it will exit after 3
minutes.
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