Gas Valve Baxi Roca Nova NOx 24 24 F Ref. 125566521
RefurbishedBaxiGas valves

Gas Valve Baxi Roca Nova NOx 24 24 F Ref. 125566521

40 €VAT includedIn stock · 1 unit

Gas valve: reconditioned spare part that regulates and modulates the gas flow to the burner. Useful if there are ignition faults or the flame does not modulate. Compatible with Novanox 24/24 F, Deimos Box 24/24F, Victoria Plus 24AF (ref. 125566521). 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
125566521
Brand
Baxi
Type of part
Gas valves
Available units
1 unit in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

The same part (ref. 125566521) equips these models. Verified compatibility; check the reference before purchasing.

Nova NOx

  • Novanox 24/24 F

Deimos / Demios

  • Deimos Box 24/24F

Victoria Plus

  • Victoria Plus 24AF

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)
E01Lockout due to ignition failure (flame not detected).The gas valve does not open or is miscalibrated, so no gas reaches the burner and there is no ionisation; check power supply to coils, coil resistance with a multimeter, and pressure on the ramp/manometer.
E09Fault in the gas valve safety circuit.Gas valve connection/control fault (wiring/modulator/PCB), preventing its safe operation; check continuity of harness and connectors, signal to the valve, and proceed according to electrical test.
How do I know if this gas valve is the one for my boiler?
Verify the reference 125566521 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 gas valve regulates and modulates the gas flow to the burner.
Ignition faults, does not modulate, or smells of gas?
It could be the gas valve. IMPORTANT: gas handling ONLY by an authorised technician.
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
Installation and pressure adjustment by authorised technician; mandatory leak check.
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.

Spare Parts Related Boiler Baxi Roca Nova NOx 24 24 F

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