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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 qualiied personnel
Reconnect it.
Gas valve is faulty.
Contact qualiied personnel
Replace it.
The board is faulty.
Contact qualiied personnel
Replace it.
Burner does not ignite: no
spark
Ignition relay is faulty.
Contact qualiied personnel
Replace the electrode.
Ignition transformer is faulty
Contact qualiied personnel
Replace the ignition
transformer.
Electronic board does not
ignite. It is faulty.
Contact qualiied personnel
Replace electronic board.
Burner ignites for a few
seconds and goes of.
Electronic board does not
detect lame: inverted phase
and neutral.
Contact qualiied personnel
Verify correct neutral and
phase connection.
Detection electrode cable is
interrupted.
Contact qualiied personnel
Reconnect or replace wire.
Detection electrode is faulty.
Contact qualiied personnel
Replace the electrode.
Electronic board does not
detect lame: it is faulty.
Contact qualiied personnel
Replace electronic board.
Ignition heat input setting is
too low.
Contact qualiied personnel
Increase it.
Minimum heat input is not set
correctly.
Contact qualiied personnel
Check burner setting.
E02*
Flow temperature exceeded
the max. allowed value.
Circulation pump is faulty.
Contact qualiied personnel
Replace it.
Circulation pump is seized.
Contact qualiied personnel
Check pump electrical
connection.
E03*
Flue thermostat triggering.
Poor lue draught.
Contact qualiied personnel
Check the chimney and
ambient air suction openings.
Flue vent/air intake duct is
obstructed.
Contact qualiied personnel
Check for any duct obstruction,
and eliminate.
Flue gas thermostat is faulty.
Contact qualiied personnel
Replace it.
E04**
CH system water pressure is
low.
The system is leaking.
Check system.
Pressure transducer is
disconnected.
Contact qualiied personnel
Reconnect it.
Pressure transducer is faulty.
Contact qualiied personnel
Replace it.
E05**
CH probe failure
Flow probe is electrically
disconnected.
Contact qualiied personnel
Reconnect it.
Flow probe faulty.
Contact qualiied personnel
Replace it.
E07**
Flue probe failure
Flue probe is electrically
disconnected.
Contact qualiied personnel
Reconnect it.
Содержание MADEIRA SOLAR KRBS 12
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