Ferroli Domina C24 E Main Control PCB Ref. 39807690
RefurbishedFerroliPCBs (control boards)

Ferroli Domina C24 E Main Control PCB Ref. 39807690

75 €VAT included

PCB (control board): refurbished spare part that controls the ignition, modulation, and safety features of the boiler. Useful if the boiler does not ignite, locks out, or the display is unresponsive. Compatible with DOMINA C24 E, DOMINA F24 E, OPTIMAX 25 C (ref. 39807690). Includes a one-year warranty and delivery within 2–4 working days in the EU.

1
Consult via WhatsApp
Delivery in 2–4 working days
1-year warranty
14-day return
Technical support

Key Data

Reference
39807690
Brand
Ferroli
Type of part
PCBs (control boards)
Available units
0 units in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

The same part (ref. 39807690) equips these models. Verified compatibility; check the reference before purchasing.

DOMINA

  • DOMINA C24 E
  • DOMINA F24 E

DOMICOMPACT / OPTIMAX

  • OPTIMAX 25 C

FERELLA

  • FERELLA GOLD F24 MEL

COMBI

  • COMBI F24

Fault codes related to this part (not the entire boiler). They usually have more possible causes: first rule out electrodes, wiring/connections, and gas supply. Verified with ≥3 sources.

CodeWhat does it mean?Cause and diagnosis (this part)
F36Main PCB faultMain PCB fault, often due to moisture or damage to the board itself. Check voltages and connectors and ensure there is no water on the PCB; if the issue persists, replace the board.
F22Microprocessor faultMicroprocessor fault on the control board. Cut and restore power; if it persists, check/replace the main board (CVBC/PCB).
How do I know if this PCB is for my boiler?
Verify the reference 39807690 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Honeywell piece.
What is it used for?
The PCB controls the ignition, modulation, sensor readings, and safety features of the boiler.
Is the boiler not igniting, locking out, or is the control board unresponsive?
After ruling out mains voltage, fuse, and connectors, a damaged PCB causes lockouts, blackouts, or erratic display. Repair the external cause before installing the new one.
Which models is it suitable for?
Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations
After installation, a technician must adjust the service parameters (type of gas, power settings) and check combustion and safety features.
What does refurbished mean and what coverage does it have?
Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

Related Spare Parts Boiler Domina C24 E

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