Zanussi Boiler Error Codes

Zanussi Boiler Error Codes

Zanussi Error Codes

The Zanussi range of powerful boilers are normally extremely reliable.

Occasionally some things can go wrong, that’s why we’ve created our handy at-a-glance table of Zanussi error codes below and our guide to Common Zanussi Boiler Problems and Repair Advice.

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Zanussi Boiler Error Codes

Listed below are some error codes that could appear on your Zanussi boiler.

Fault Code System Behaviour
C0 BCC Activation Fault
C2 BCC Fault
F1 Low Water Pressure
F2 Flame Loss
F3 Fan Fault
F4 Flow Thermistor
F5 Return Thermistor
F6 Outside Sensor Failure
F7 Low Mains Voltage
F9 Unconfigured PCB
L1 Flow Temperature Overheat or No Water Flow
L2 Flame Loss
L5 5 Boiler Resets in 15 minutes
L6 False Flame Lockout
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