PCB Junkers Cerastar ZWR 24 2 Ref. 8715400068
RefurbishedJunkersPCBs (control boards)

PCB Junkers Cerastar ZWR 24 2 Ref. 8715400068

80 €VAT includedIn stock · 1 unit

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. Reference 8715400068. 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
8715400068
Brand
Junkers
Type of part
PCBs (control boards)
Available units
1 unit in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

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.Internal fault of the control unit (PCB/Heatronic). Check power supply and connectors/bus; if it reappears after reset and checks, replace the PCB.
F1Internal data error.Data corruption/defect in the control board (Heatronic). Check voltages and perform a factory reset; if the error returns, the board is defective and must be replaced.
F7Despite being turned off, a flame is visible on the appliance.False ionization reading due to moisture or fault in the input stage of the PCB. Dry/inspect the PCB and measure the ionization signal; if it persists after checking electrodes and gases, replace the PCB.
E0Fault in the PCB.Main PCB fault. Try power off/on cycle and check the board itself; if it reappears, the repair involves replacing the board.
b2Internal data error.Heatronic control data error due to PCB fault. Check wiring and perform a factory reset; if the error returns, replace the PCB.
Scroll to the top