❍❍❍❍ (Flame) High

Halstead ❍❍❍❍ (Flame) Fault Code

Also written as FLAME — same fault.

The Halstead ❍❍❍❍ (Flame) fault code means: your boiler has stopped working because it cannot detect that a flame has been successfully lit, likely due to a loose or disconnected internal wire.. It appears on 3 Halstead models in our database.

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: No flame: Faulty connector
Typical repair cost £120-250 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Halstead models that show the ❍❍❍❍ (Flame) fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Halstead ❍❍❍❍ (Flame) fault code information on this page is sourced and cross-checked against the official Halstead service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026