Ferroli OPERA Instructions D'utilisation, D'installation Et D'entretien page 169

OPERA
Fault
Fault
code
F14 Delivery sensor 2 fault
F15 Fan fault
RESET button on con-
F26 troller on gas valve,
fault.
Supply voltage under
F34
170V
F35 Faulty mains frequency Electric mains trouble
Pressure switch con-
F37
tact open
F39 External probe fault
A41 Sensor positioning
A42 Heating sensor fault
Cascade temperature
F50
sensor fault
F52 Heating sensor fault
A61 Controller fault
No communication bet-
A62 ween controller and gas
valve
A63
A64
Controller fault
A65
F66
No communication bet-
F99 ween controller and dis-
play
EN
Possible cause
Sensor damaged
Wiring shorted
Wiring disconnected
No 230V power supply
Tachometric signal interrupted
Fan damaged
RESET button on controller fitted on gas valve
blocked or faulty.
Electric mains trouble
Low system pressure
Probe damaged or wiring shorted
Probe disconnected after activating the sliding tem-
perature
Delivery sensor disconnected from the pipe
Sensor damaged
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Controller internal error
Controller not connected
Valve damaged
Controller internal error
Wiring disconnected
cod. 3541R960 - Rev. 00 - 09/2019
Cure
Check the wiring or replace the sensor
Check the 3-pin connector wiring
Check the 5-pin connector wiring
Check the fan
Check the RESET button and replace the con-
troller on the gas valve if necessary.
Check the electrical system
Check the electrical system
Check the system water pressure
Check the wiring or replace the sensor
Reconnect the external probe or disable the sli-
ding temperature
Check the correct positioning and operation of
the heating sensor
Replace the sensor
Check the wiring or replace the sensor
Replace the sensor
Check the ground connection and replace the
controller if necessary.
Connect the controller to the gas valve
Replace the valve
Check the ground connection and replace the
controller if necessary
Check the wiring of the 6 wires between contro-
ller and display
169