Heatline 60 Flashing Fault Code
Also written as 60FLASHING — same fault.
The Heatline 60 Flashing fault code means: your boiler has failed to light the flame properly or is not receiving gas, so it has shut itself down as a safety precaution.. It appears on 2 Heatline models in our database.
Technical description: Flames or Gas Failure
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Heatline models that show the 60 Flashing fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Heatline 60 Flashing fault code information on this page is sourced and cross-checked against the official Heatline service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026