High
Ignition failure on Worcester Bosch Utility

Your boiler is failing to start because the internal sensor responsible for lighting the flame is misaligned and cannot spark.

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

Electrode settings incorrect

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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