41
Codes fault
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
09
09
09
09
09
Frost
Description:
The heat exchanger is frozen. If the heating sensor detects a
temperature below 2°C burner ignition remains blocked until
the sensor detects a temperature above 5°C.
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111100000
High Limit thermostat
Description:
A temperature of >100 is detected at the heat
exchanger.
The boiler can refired by pressing the reset key (if the
limit thermostat is closed)
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111133333
CH temperature sensor
Description:
Interruption or short circuit of the CH sensor.
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111144444
DHW temperature sensor
Description:
Interruption or short circuit of the DHW sensor.
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111111111
Factory parameters
Description:
Alteration of the factory parameters caused by electromagnetic
disturbances.
Restore the parameters via the remote control.
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111199999
Incorrect flame detection
Description:
Flame detection with burner Off.
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
1111122222
Internal fault
Description:
Internal fault within the modulation board.
3° GRUPPO
CODE DISPLAYED ON
THE DIGITAL ROOM
CONTROLLER
08
08
08
08
08
Lack of water
Description:
Insufficient water pressure and subsequent intervention of the
minimum water pressure switch.