Ferroli DIVATOP D HF Serie Instructions D'utilisation page 75

DIVATOP D HF
List of faults
Table 11
Fault
Fault
code
A01 No burner ignition
Flame present signal with burner
A02
off
Overtemperature protection acti-
A03
vation
F04 Card parameter fault
Card parameter fault
F05
Fan fault
A06 No flame after the ignition phase
F07 Air pressure switch fault
A09 Gas valve fault
F10 Flow sensor 1 fault
F11 DHW sensor fault
F14 Flow sensor 2 fault
A16 Gas valve fault
EN
Possible cause
No gas
Ignition/detection electrode fault
Faulty gas valve
Gas valve wiring disconnected
Ignition power too low
Electrode fault
Card fault
Heating sensor damaged
No water circulation in the system
Air in the system
Wrong card parameter setting
Wrong card parameter setting
Wiring disconnected
Faulty fan
Card fault
Low pressure in the gas system
Burner minimum pressure setting
Air pressure switch closed with fan off
Wiring disconnected
Faulty gas valve
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
Wiring disconnected
Faulty gas valve
cod. 3540000180 - Rev. 02 - 06/2024
Cure
Check the regular gas flow to the boiler and
that the air has been eliminated from the
pipes
Check the wiring of the electrode and that it
is correctly positioned and free of any depo-
sits
Check the gas valve and replace it if neces-
sary
Check the wiring
Adjust the ignition power
Check the ionization electrode wiring
Check the card
Check the correct positioning and operation
of the heating sensor
Check the circulating pump
Vent the system
Check the card parameter and modify it if
necessary
Check the card parameter and modify it if
necessary
Check the wiring
Check the fan
Check the card
Check the gas pressure
Check the pressures
Check the air pressure switch
Check the wiring
Check the gas valve and replace it if neces-
sary
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the wiring
Check the gas valve and replace it if neces-
sary
75