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Gas supply fault
Safety thermostat sensor tripped
Flue pressure switch tripped
03
Flue thermostat sensor tripped
Safety error for frequently loss of ame
Central heating NTC sensor fault
Domestic Hot Water NTC sensor fault
Water pressure LOW
Safety thermostat has cuts out (for low
temperature system)
System water lling function enable
(only for predisposed appliances)
System lling anomaly
(only for predisposed appliances)
Boiler max temperature exceeded
No communication between the main board
and the remote temperature control
Fault ame (parasitic ame)
Internal remote control error
Wrong power supply electrical frequency
(Hz)
Electrical main board internal error
71.09161.01
Press the
button ( gure 1) for at least 2 seconds.
If this fault persist, call an authorised Service centre.
Press the
button ( gure 1) for at least 2 seconds.
If this fault persist, call an authorised Service centre.
Call an authorised Service centre.
Press the
button ( gure 1) for at least 2 seconds.
If this fault persist, call an authorised Service centre.
Call an authorised Service centre.
Call an authorised Service centre.
Call an authorised Service centre.
Check that the pressure in the system is as
speci ed. See Section 5. If this fault persist, call an
authorised Service centre.
Call an authorized Service centre.
Waiting until the system lling is nished
Call an authorized Service centre.
Call an authorized Service centre.
Press the
button ( gure 1) for at least 2 seconds.
If this fault persists, call an authorized Service centre
Press the
button ( gure 1) for at least 2 seconds.
If this fault persists, call an authorized Service centre
Call an authorized Service centre.
Set the correctly electrical frequency (Hz)
Call an authorized Service centre.
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