High
Section I on Alpha 240XE

Your boiler is failing to light the flame or stay lit, meaning it cannot produce heat or hot water because it cannot detect a flame.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Flame sensing electrode and lead connections, Electrode position, or Ignition PCB

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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