Ferroli Red light (Egg timer symbol) Fault Code
Also written as REDLIGHTEGGTIMERSYMBOL — same fault.
The Ferroli Red light (Egg timer symbol) fault code means: your boiler is perfectly fine; it is currently in a brief, mandatory three-minute waiting period designed to protect the system after a heating cycle has just finished.. It appears on 4 Ferroli models in our database.
Technical description: Boiler in heating delay of three minutes.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Ferroli models that show the Red light (Egg timer symbol) fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Ferroli Red light (Egg timer symbol) fault code information on this page is sourced and cross-checked against the official Ferroli service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026