Nova Florida DELFIS Monothermal, Инструкция по установке, эксплуатации и обслуживанию

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Malfunctions, possible causes and solutions
7. Malfunctions, possible causes and solutions
7.1 Troubleshooting
BOILER
STATUS
MALFUNCTION PROBABLE CAUSE USER'S TASKS QUALIFIED PERSONNEL'S
TASKS
E01*
Burner does not ignite.
Gas supply failure.
Check gas supply.
Check gas supply cock or gas network safety valve intervention.
Gas valve is disconnected. Contact qualified personnel Reconnect it.
Gas valve is faulty. Contact qualified personnel Replace it.
The board is faulty. Contact qualified personnel Replace it.
Burner does not ignite: no spark.
Ignition/detection electrode
faulty.
Contact qualified personnel Replace the electrode.
Electronic board does not ignite.
It is faulty.
Contact qualified personnel Replace electronic board.
Burner ignites for a few seconds
and goes off.
Electronic board does not
detect flame: inverted phase
and neutral.
Contact qualified personnel
Verify correct neutral and phase
connection.
Ignition/detection electrode
wire is interrupted.
Contact qualified personnel Reconnect or replace wire.
Ignition/detection electrode
faulty.
Contact qualified personnel Replace the electrode.
Electronic board does not detect
flame: it is faulty.
Contact qualified personnel Replace electronic board.
Ignition heat input setting is
too low.
Contact qualified personnel Increase it.
Minimum heat input is not set
correctly.
Contact qualified personnel Check burner setting.
E02*
The flow probe has read a value
higher than 105 °C.
CH water does not flow in the
system: pipes might be clogged,
thermostatic valves might have
shut, system stopcocks might
be closed.
Contact qualified personnel Check system status.
Circulation pump is blocked or
faulty.
Contact qualified personnel Check the circulation pump.
E03*
Flue gas pressure switch
triggering.
Poor flue draught. Contact qualified personnel
Check air intake or flue gas
venting system and vent grilles
in the boiler room.
Flue gas thermostat is faulty. Contact qualified personnel Replace it.
E04** CH system water pressure is low.
The system is leaking. Check system.
Water pressure switch is
disconnected.
Contact qualified personnel Reconnect it.
Water pressure switch is not
operating: it is faulty.
Contact qualified personnel Replace it.