Dalla Corte Dc pro Manual De Usuario página 55

Probable causes are:
• Lack of one of the phases in
machine power supply
• Boiler safety thermostat is open
• Boiler temperature probe is
interrupted or disconnected
• Some of the components of boiler
heating element are faulty/damaged
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT C2 "ABP"
This alarm triggers when the
temperature probe is interrupted.
Probable causes are:
• Boiler temperature probe is
interrupted or disconnected
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT C3 "ABP"
This alarm triggers when boiler
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temperature probe has experienced a
short circuit
Probable causes are:
• Temperature probe is faulty/damaged
• The temperature probe connecting
cable has experienced a short circuit
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT C4 "ABP"
This alarm triggers when the boiler
temperature probe reads an over-
heating of the boiler.
Probable causes are:
• Boiler contactor is closed or blocked
• Boiler heating element earth is missing
• Temperature probe is faulty/damaged
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT GR11 "ABP"
This alarms triggers when group 1
temperature probe does not read the
heating/warming of the group within a
pre-set time of 5 minutes.
Probable causes are:
• Lack of one of the phases in
machine power supply
• Group 1 safety thermostat is open
• Group 1 heating element is interrupted
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT GR12 "ABP"
This alarms triggers when group 1
temperature probe is interrupted.
Probable causes are:
• Group 1 temperature probe is
interrupted or disconnected
Consequences:
• Boiler is locked. To cancel the alarm,
press the CANC button below the display
ALT GR13 "ABP"
This alarm triggers when group 1
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