Junkers Euromaxx PCB ZWC28 1MFA 23 Ref. 87483005330
RefurbishedJunkersPCBs (control boards)

Junkers Euromaxx PCB ZWC28 1MFA 23 Ref. 87483005330

90 €VAT includedIn stock · 2 units

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 up, or the display does not respond. Compatible with ZWC 24-1MFA 23, ZWC 28-1MFA 23, ZWC 28-1MFA 23 (ref. 87483005330). 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
87483005330
Brand
Junkers
Type of part
PCBs (control boards)
Available units
2 units in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

The same part (ref. 87483005330) equips these models. Verified compatibility; check the reference before purchasing.

Junkers Euromaxx ZWC 24/28-1MFA

  • ZWC 24-1MFA 23
  • ZWC 28-1MFA 23

Junkers Euromaxx ZWC 28/32-1MFA

  • ZWC 28-1MFA 23
  • ZWC 32-1MFA 23

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)
F0Internal fault/PCB fault.Internal fault of the PCB (Heatronic/PCB) or its associated electronics; it is checked by verifying contacts/connectors and fuses on the board and modules (BUS/RAM) and, if it persists after the reset, replacing the board.
How do I know if this PCB is for my boiler?
Verify the reference 87483005330 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Bosch (Heatronic) part.
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.

Spare Parts Related Boiler Euromaxx ZWC28 1MFA 23

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